Pump Motor Drawing Low Amps

The Motor will be either IC 416 or IC 616 or IC 666. Honda portable generators provide reliable power for recreation, industrial, and home use. The start capacitors produce electricity across the third winding of a motor during start up, once the motor is up to speed these capacitors are disconnected from the motor winding. 6 Amps, the Gold-Flo (cylindrical) average 1. State Motor & Control can even modify catalog Leeson Electric items to meet your specific needs. The heater is never on and the toilet would only come on when some one uses down stairs bathroom. MOST CHARGING CIRCUITS are critical because voltage drop can cause a. • 3⁄ 4 - 3 Hp • 56-frame conversion base • 3-1⁄ 2” shaft height • 3⁄ 8” threaded shaft • Auto-reset overload p ro t e c t i o n • 1. The motor will operate in your system at around 3. An all-in-one pump with the performance and the efficiency you want!!. Different Types of 12-Volt RV Water Pumps. Smith have you covered. motor next to it. The 12 Volt Shop is an innovator in solar power and DC appliances. From the innovative leader in pool pump motors, Century ® brand offers a full line of high quality pool and spa replacement pump motors like the VGreen ® line of variable speed motors, the VLink ® wireless user interface and the Centurion ® Pro replacement motor. Slow cranking and high current draw typically indicate worn bearings or bushings inside the starter. Watts = Amps x Volts. In theory, a 5. Consequently the water pump motor is switched ON which starts pulling the water out of the tank. 4 amps at 230 volts. The greater the amperes the motor requires, the more powerful the motor. They have been powering racing legends and street enthusiasts alike since the early 70's. Replace your boat’s worn bilge pump cartridge with Mayfair/Johnson’s Pump replacement cartridge motor. Re: Submersible Well Pump Amps Draw. Removal of pump / mixer from the lift station for physical inspection. So if you had a typical 12 volt Marine battery of 80 Amp Hours in about the battery would be. ) and presure starts to build up. The generator will be sized to achieve the maximum 15% peak voltage dip. • Brake horsepower (BHp) - the power delivered to the pump shaft expressed in horsepower. Electrical specifications are 2. under light load and about 40 amps (ea) under full load so I need a current availability of 80 amps to maintain power under full load. Centrifugal pump may draw high ampere due to the following reasons:-1. current gives the inverter time to shut down before amps exceed the transistor ratings. Removal of pump / mixer from the lift station for physical inspection. 60Hz is the most common frequency in the US. 25 amps/hp; Always check nameplate information before designing protective devices, wiring and switch gear. This power is directly related to the current the motor is drawing. ©2012 Trane Pub. Be sure to insulate the wire ends. I would expect all of Taco's 00 series 1/8 hp motors have a similar range. (1) Remove the capacitor and try to run the motor. When I switch on the motor, Amp meter show 8-10Amps in control panel. 5 volts to the pump. So, if a motor runs on 10-12 volts, and spikes at a current draw of 200amps for 1 second and then drops to 30 amps once up to speedIF the battery is getting low and is only at 8 volts, then, the motor still won't draw more than the 200amps (right or wrong?)but it may continually pull that kind of current (the 200a), since the motor is "lugging" and unable to attain speed. If the amps are higher than name-plate amps but the voltage is acceptable, WITH THE POWER OFF, inspect the motor and the pump for mechanical obstructions that could cause an over-load. • 3⁄ 4 - 3 Hp • 56-frame conversion base • 3-1⁄ 2” shaft height • 3⁄ 8” threaded shaft • Auto-reset overload p ro t e c t i o n • 1. These pumps have a 97 gph flow rate, draw only 2 amps, and have a maximum pressure of 7 psi with an externally accessible pressure relief valve. So 1127 x 0. Inground amp/breaker requirements:. The Johnson Pump portfolio covers internal gear pumps, impeller pumps and circulation pumps. Motor Load Calculator. Abnormally LOW current or Amps draw at an electric motor: Low amperage draw may indicate internal motor wear or more likely, worn parts mechanically driven by the electric motor. power capacity from 1/2 hp to 10 hp, see the model & price list below, control your single phase motor speed now. Piggyback float switch & 10’ power cords come standard on ALL submersible sump, effluent & sewage. A battery- or water-powered system kicks in automatically, whether you’re home or not and no matter what the failure. When setting the motor to nameplate amps, make sure there is adequate relief exhaust (2 sq ft. (1) Remove the capacitor and try to run the motor. Don't confuse amperes and voltage, or assume that low voltage means low amperes. 9 Amps = 746 108 Amps = 6. That could cause the motor to pull too much current. Read the amp draw of the blower motor. Most low-amp probes have two set-. but you should be fine with 14AWG wire. efficiency" motor with an "energy-efficient" motor on a centrifugal-type load. It can be as much as 40,000 watts or more of pure power to get an HVAC compressor started. Replacing An RV Water Pump. 28cfm, 70cfm, 95cfm, 130cfm, 500cfm, 530cfm, 600cfm, 740cfm, 800cfm. Low oil level in motor shell. I have IM which is 55kw with full load current rating of 77. Click Here to View Pump Motor Parts (Including Run & Start Capacitors, Bearings, and Switches). Flex-48™ Two-Speed Low Amp Start & Run Motors For Spas and above-ground pools, thru-bolt mount. The new Hydroshot combines two 20V MAX Lithium 4. Floor Machine. Design A motors may be more efficient but are used infrequently because their relatively high starting current can cause nuisance tripping of motor protection circuitry. Amperage, or amps, is a metric you’re probably already familiar with. These motors will operate in a range from 208. Pool and Spa. 3 amps motor into a curicuit with a 1500 watt wall heater ( 13 amps) on a 120 -20 amp breaker. 1 Service Factor, 56Y Frame, PSC, ODP Enclosure, Square Flange Pool Motor 0 Sold by iShopDirect. Since the pump would run for periods of time if the flow stays low ( which works for drip. The 2016 pool pump reviews include key data such as the amp draw, warranty and the price. Includes all the same parts as the “Basic Install kit” along with a length of power wire, ground wire, 30 amp inline fuse, 40 amp relay, 4-lead relay socket with pigtails, and the install instructions. 8 degrees (200 steps per revolution). Then to if it's a slow-blow or a fast-blow fuse will matter. Pumps and Air Conditioners: Estimated Watts: Suggested Inverters * Well Pump 1/3 hp 750 (Running) 1400-3000 (Starting) Power Bright PW3500-12 Wagan Pro Line 3000 * Well Pump 1/2 hp 1000 (Running) 2100-4000 (Starting) Wagan Pro Line 5000 Xantrex XPower 5000 * Sump Pump 1/3 hp 800 (Running) 1300-2900 (Starting). How much amperage do Facet pumps draw? The low-pressure Facet fuel pumps draw an average 1. 250 are provided in Column 2. The centrifugal pump is drawing too much amperage. I have a 277v 1 phase pair of motors feeding a common duct. My guess is the battery is getting bad. 5 16 15 Motor RPM - 3,450 3,450 3,450 3,450 Drain System Manual Manual Manual Manual Petcock Pump Life (hrs. These motors are common to many various Bath, Kitchen, Attic and other vent fans - not just Nutone/Broan Bolt Circle - 2. Column 3 Various fuse types are listed in Column 3. This could be bearing failure, too much load, motor/load misalignment, etc. This reduces both wire and pipe sizes where long lifts or runs are involved. With a 10A no-load draw on 120VAC, it ain't the pump. GFCI protection is required for ALL receptacles that supply power to the pool equipment, such as water heaters and pump motors. Now you can quickly analyze complete specs and energy use on the latest pool pumps. If the probe is set on the 10mV/A scale, for each 10mV displayed on the DSO, the probe is measuring 1 amp of current. Motor Amp Draw At Relief Pressure** Standard, PRO-PLOW ®, LSX 3500 1-1/2 – 2 1750 200 Heavyweight 3500 1-1/2 – 2 1900 210 Sport Utility 2500 2-1/4 – 2-3/4 1550 180 * Settings are approximate. The Series 60 is a maintenance-free pump and motor design, providing worry-free, install-and-forget operation. To interpret the meaning of an amp draw reading, you need to know the capacity of the blower motor that's turning the fan. Oscillating discharge pressure. Thus, when voltage gets low, the current must increase to provide the same amount of power. 5 amps per HP, that means it will be slightly higher at 415v, say 80 amps. Even if you know that your chosen service can accommodate the number of amps all your appliances can draw, it is still crucial to monitor the usage regularly. Pump Controller. If the pump isn’t grounded, the presence of 12 volts will mean nothing. If the watts aren't listed for the pump, you can alternatively use the amps and volts with the below option. Multi-Speed Fan. SIMOTICS three-phase motors are the optimum selection for all applications in a power range extending from 0. Replace switch, check wiring; replace if necessary. As a rule of thumb on port fuel-equipped vehicles, fuel pump current draw increases by 1 amp for every 10 pounds of fuel pressure. Our Timers are built to the highest standards of quality. A typical sump pump draws about 9 amps, so it won’t add much load to the generator. Motor Load Calculator. • 3⁄ 4 - 3 Hp • 56-frame conversion base • 3-1⁄ 2” shaft height • 3⁄ 8” threaded shaft • Auto-reset overload p ro t e c t i o n • 1. Data and drawings may be available from our website at www. Be aware also, that a battery under no load at all may still show 12V, but have little or no amp hours left. If the current flows for, say, 1/3 of the time and you require a torque from the motor equivalent to that given by 1 amp continuous, them you clearly need an average current of 1 amp. These laws state that the flow rate or capacity is directly proportional to the pump speed; the discharge head is directly proportional to the square of the pump speed; and the power required by the pump motor is directly proportional to the cube of the pump speed. The ignition uses 5 amps, leaving 22 charging amps available to power accessories; Compare for yourself, and you’ll see: apples to apples, Honda motors give you the power you need. • Brake horsepower (BHp) - the power delivered to the pump shaft expressed in horsepower. So 1127 x 0. Inspect the pump and motor for: Wrong motor size on pump Motor bearings defective and binding Pump throttle bushing or impeller is rubbing and causing excessive friction – should spin freely. Use for 110/120 volt pump units with up to 15 amp motor, piggyback cord; 40" length, 2"id PVC insert tube (2 3/8"od) For sump pits with very limited space, as small as 3 inches diameter, (too small for conventional float switches) Designed for sump pit with a maximum depth of 30 inches; Minimum water draw 3. These motors are common to many various Bath, Kitchen, Attic and other vent fans - not just Nutone/Broan Bolt Circle - 2. How may amps does the Facet ® fuel pump require to operate properly? All Facet ® low pressure fuel pumps 12v or 24v require an 5 Amps source to perform correctly. If, however, the motor is designed to operate at 2,300 volts, the full load current falls to 49. 0 Ah batteries to deliver pressurized water up to 725 psi. A battery- or water-powered system kicks in automatically, whether you’re home or not and no matter what the failure. Features: Aluminum die cast construction, UL approved explosion proof motor with sintered powered metal gears, Fits 15-55-gallon drums, Positive displacement, Nozzle holster w/lock, Duty cycle 30 minutes on, 30 minutes off, Two piece 34” long Suction tube, Tank adapter 2” threaded. 3 CFM at 90 PSI for increased productivity and lower noise; Pump runs at lower RPM (1,730) resulting in lower noise (80dB) and improved pump durability; Low AMP draw reduces incidences of tripped breakers at start-up; Pump is oil-lubricated for cooler running temperatures and reduced wear. Thermal overload switch. 09 all the way up to 5300 kW. This data tells us that this compressor operating under these pressures should draw close to 29. Fuse HACR. The primary selection tool is called a pump curve. Built of high-quality materials for optimal performance, this motor offers a low moment of inertia, low. This motor at normal 120 volts will draw a maximum of 17. A breaker is based on the amperage that is drawn by the pump motor load. 7 Amps: Model 55: bronze switch case, motor and pump housing, and a glass-filled plastic impeller. Inspect the pump and motor for: Wrong motor size on pump Motor bearings defective and binding Pump throttle bushing or impeller is rubbing and causing excessive friction – should spin freely. Or click 'Inquire' to request a quote on the motor of your choice. 5-amp motor that can run dry without damage and is built with automatic overheat protection. Syringe pumps either draw in or push out liquid through a syringe to obtain a known volume as determined by the size of the syringe. 43 in/s , Vertical 0. This would require sizing the fuses at 100-125% of the motors full-load current rating. Pump running at shut-off head, check valve not installed or malfunctioning. 94 Fan HP 1/5 1/5 1/5 Fan Dia (inches) 27. 4A (listed on the label). The new Hydroshot combines two 20V MAX Lithium 4. I do not see a specific reason to STAR start/Delta Run a 60hp motor overall, if it will run continuous for several hours at least. Example 1: in testing an air conditioner or heat pump compressor motor, unlike a high-amp current draw which indicates that the compressor is danged internally in a. Centrifugal pumps are said to be overloaded when the driving motor draws excess current resulting in excess then normal power consumption. To compare the electrical costs of two pumps, look in the pump specifications for the number of watts the pumps needs to run. For example, the BF200/225, shown in blue, has significantly more amps available than competitive four-stroke motors. ©2012 Trane Pub. I've seen this happen when the flappers were left out of the pump discharge check valves, which allowed flow back through the pump that was not running. Maximum current 25 Amps. Good morning! I’ve got a question. Multiply the amps by the hours and you get the result of 1. It could also be used as a secondary injector controller. When the motor is lightly loaded (amperage significantly below full load amps), a 10% current unbalance is not harmful to the motor. If the current flows for, say, 1/3 of the time and you require a torque from the motor equivalent to that given by 1 amp continuous, them you clearly need an average current of 1 amp. The chlorine is added at a constant rate as the well pumps at a fairly consistent number of gallons per minute. Other uses, robots and small electric scooters and carts. Amperage, or amps, is a metric you’re probably already familiar with. Our pumps are specified as true horsepower, HP. D Intersect CURRENT IN AMPS with LENGTH IN FEET to identify the wire size. If the motor turns the. Begin by setting the VOM to the 10-amp scale and then remove the negative cable from the battery. The greater the amperes the motor requires, the more powerful the motor. They generally operate on low-voltage electricity — 6 to 24 volts — and are powered by batteries or a transformer that reduces 110 volts to the required low voltage. In this state, the fan is only using a little over 50 watts. Some countries (regions) commonly use 50Hz power grid while other countries use 60Hz power grid. –Example: a “2000 Ampere Hour” battery will provide 250 amps for 8 hours to 1. 215 Dry Trimmer Gentle. 4 14 15A 15A ½ 208V / 230V 4. 25 amps/hp; Always check nameplate information before designing protective devices, wiring and switch gear. In the low load region, current measurements are not. Column 3 Various fuse types are listed in Column 3. Click Here to View Pump Motor Parts (Including Run & Start Capacitors, Bearings, and Switches). Then, delete the fire pump load(s) from the project. power capacity from 1/2 hp to 10 hp, see the model & price list below, control your single phase motor speed now. Check for continuity. A 10 hp motor could run at 11. I ran an amps test on my motor and found that it was drawing low amps, possibility due to a clogged discharge line. Drawing, Optional Pump Stand, P/N 10-2421. Motors can be supplied for 50 or 60 Hz operation. The initial flow is 100 gpm, the initial head is 100 ft, the initial power is 5 bhp, the initial speed is 1750 rpm and the final speed 3500 rpm. 4% of all statistics are made up. 5 volts to the pump. Later, they discovered if the output fittings of the Probe pump were turned 180 degrees, that the pump would fit some other applications (RX-7, 1st-Gen DSM), hence a third 255 ltr/hr pump was born. I've seen this happen when the flappers were left out of the pump discharge check valves, which allowed flow back through the pump that was not running. Under some conditions, a low battery may even prevent one or more injectors from opening normally causing lean misfire and/or hard starting. See full list on hunker. This MSD pump can be mounted on the frame and can put out up to 43 gph at 40 psi or 39 gph at 80 psi. Most of the Spal fans can run off of the existing vehicle electrical system without any problems. Amperage determines the size of wiring and circuit breaker/GFCI required. I have no idea why that factor was divided by 2. listed and are rated at full 40 amps. So 1127 x 0. Copper Conductor 75° C Rating – 30° C Ambient Wire Size Awg No. For instance, a standard head unit with a built-in amp might draw less than 10A. Larger pumps would likely have a wider range. If the motor is designed for 460 volts, the full load current is 247 amps. Our pumps are specified as true horsepower, HP. Check condition of upper and lower shaft seals (inspect condition of motor / stator housing, if applicable). Available in 3-float or 4-float configurations and NEMA1 (indoor) and NEMA4X (outdoor) enclosures. Other uses, robots and small electric scooters and carts. This industry standard DC pump dispenses up to 57 LPM. While the brushed motor fan pulled a mountain of current on startup, the brushed motor was the exact opposite. Grundfos has a global presence and is a full range supplier within pumps for heating, air conditioning, irrigation, industry, groundwater, boosting and water treatment. 250 are provided in Column 2. Actually, it is a combination of a pump - a device for moving water - and a motor that powers the pump. Sleep Mode. If the intake or discharge is blocked, the pump will draw less current as the only work being done is spinning the fluid. Fuel Pumps Holley pumps have been powering race champions, street machines, boats and more for over four decades! Supply your Holley carb or EFI with a Holley pump today!. Comfort Pro 2" to 6" Stretch Hose. Sounds great! But because you bought an off the shelf model this pump will require 3900 watts-7800 watts to start the pump as the motor is contained in a small cylindrical shape. The Series 60 is a maintenance-free pump and motor design, providing worry-free, install-and-forget operation. The pump has a maximum current draw of 15. (3) Short the two wires that normally go to the capacitor and insulate the connection. A low-amp inductive probe can be used to measure the relatively low cur-rent flow (usually below 10 amps) in a fuel pump circuit. Example 1: in testing an air conditioner or heat pump compressor motor, unlike a high-amp current draw which indicates that the compressor is danged internally in a. you will sooner or later burn it up. Most cars with a charging system and appropriate wiring can supply 13. 3 Lbs DIMENSIONS -LENGTH 440 mm 17. Defective “off” float. Take control of your process The C441 Motor Insight overload relay is an advanced low-voltage motor protection relay. Available in 3-float or 4-float configurations and NEMA1 (indoor) and NEMA4X (outdoor) enclosures. For Example: If the circuit is likely to draw 15 amps, you will need to install a 20 amp circuit. 12 – 1 000 kW. Full H-bridge circuits capable of a few Amps can be purchased in convenient IC packages (see PWM and H-bridge chips). motor next to it. 5 16 15 Motor RPM - 3,450 3,450 3,450 3,450 Drain System Manual Manual Manual Manual Petcock Pump Life (hrs. If they are only running for short periods, low voltage (208V) will have little detrimental effect anyway. Jet pumps are surface-mounted units that use suction to draw water from up to 25 feet underground. They have been powering racing legends and street enthusiasts alike since the early 70's. 75 volts per cell (2000/8 = 250 amps continuously for 8 hours) Nickel Cadmium: 5 hour or 10 hour or 20 hour rate. Universal motors do not have a synchronous speed, but have a maximum no-load speed that depends upon the voltage applied to the motor. The surge is only for a fraction of a. 75 HP = 15 amp, 1 HP = 20 amp, and 1. All of the other answers given here are good, but I wanted to add one other important thing that happens if a motor is running at less than FLA (full load amps): the winding temperatures are much cooler. Main meter wheel is rotating, but no water is pumped. The E-47 is probably the most popular snow plow pump ever made. Powered by 12 or 24 Volt DC this compact Hydraulic Power Pack or HPU comprises of a Motor, Pump, Tank & optional Solenoid valves. static wire hose and manual nozzle. Wattage is the total amount of power consumed. SURFACE PLATE: Select the same size as drop pipe diameter. – juhist Mar 21 '17 at 13:23. The rating speed allows for slip from the “synchronous” speeds of 3600 and 1800 rpm, respectively. Either way, somewhere in the 4-6 amp range while the car is running. Look at the spec sheets. ÿ A 15-Amp switch is recommended and should be attached to the positive lead. I ran an amps test on my motor and found that it was drawing low amps, possibility due to a clogged discharge line. pump increases above atmospheric pressure, this raises the differential pressure across the pump, resulting in: • Higher pump temperature and possible overheating, leading to pump seizure. If the amps are higher than name-plate amps but the voltage is acceptable, WITH THE POWER OFF, inspect the motor and the pump for mechanical obstructions that could cause an over-load. 25 volts and 3. I have no idea why that factor was divided by 2. Explosion-proof 1/4 HP motor. This time-tested design has been in production longer than any other Carter model. This power is directly related to the current the motor is drawing. Designed to fit directly into comparable enclosures of our competitors. The DSO will still be thinking it’s seeing volts, but we’ll know they’re amps. Full H-bridge circuits capable of a few Amps can be purchased in convenient IC packages (see PWM and H-bridge chips). The wire fed from the breaker has to be rated at 125% of the motors full load. My guess is the battery is getting bad. Every day there are lot of new model Pumps Introduced in Market by Various Pump Manufactures. Alternating current (AC) is changing the direction of the current periodically. In this case a 12v 200 AH battery pack could withstand a 10 amp draw and last only 10hrs, but the 24v 200 AH battery bank lasts 21hr 41 min. This includes the wattage of the pump, and may give a value in amps. Pump Relief Valve Pressure (± 100 PSI) Max. motor next to it. An amperage level above or below the specification indicates a malfunction is present, if pressure is low and amperage is above specification. If the voltage is low, then it will draw extra current to compensate (power is volts times amps). Here are three reasons why your air conditioner could be drawing too many amps, causing its circuit to trip. Walkin cooler, r-22 running at 17 and 220, amp draw down to 3. Leeson Electric’s selection of over 6000 AC and DC motors, gearmotors, and control products cover everything from fractional to several hundred horsepower. Thermal protection is more difficult due to higher. The impeller is driven by a motor that is either sealed directly in the pump body or by a drive shaft that enters the pump tube from the side. Take control of your process The C441 Motor Insight overload relay is an advanced low-voltage motor protection relay. So if your motor is drawing less than the rated amps it means that the motor is not doing the max work. Motor Control Centers (MCC) In many commercial and industrial applications, quite a few electric motors are required, and it is often desirable to control some or all of the motors from a central location. It’s like cruise control for your pump. you will sooner or later burn it up. 6 Amps, and the Dura-Lift average 1. The user interface allows for manual adjustmentRead more. Once it moves below the point A, the positive from point B is cut OFF, but N1 and N2 remains latched because of R1 and the pump continues to run, sucking out the water from the tank. Ampco Pumps, providing quality positive displacement pumps and centrifugal pumps to the sanitary, marine and industrial markets worldwide for nearly 70 years. We provide sustainable solutions that help our customers effectively manage electrical, hydraulic and mechanical power – more safely, more efficiently and more reliably. This provides the ignition spark and pumps fuel to the carburetor. See the AE-series specifications or consult Liberty Pumps for ordering assistance. This time-tested design has been in production longer than any other Carter model. Although the FLA is 3. The amps showed steady increase from about 13 to about 20 amps. The pump design may be causing this excess workload which leads to a higher amp draw and will be reflected on your bill. Bait pumps; General appliances; Follow down the column until you find your circuit’s LENGTH IN FEET. Soft Starters, Low Voltage. Connect a pressure line to the hydraulic unit's outlet or to an optional flow control valve to intermittently control the movement of any mobile equipment such as mini cranes & tailgate loaders. Electric Motors. 15 in/s, phase H to V 173 Deg -NDS: Horizontal 0. either the motor is running at below the rated load, in this case as the motor is not delivering the rated power it is supposed to deliver, it will result in lower efficiency. Now you can quickly analyze complete specs and energy use on the latest pool pumps. 5 HP pump motor will draw a massive amount of current on start-up. Some motors are rated 208-230 volts. 85 amps would draw 5. 12V PMDC Motors Graphite Brushes Featuring a high density permanent magnet, coreless design,This brushed DC motor delivers high efficiency and power density in a small, lightweight package. If the motor’s Full Load Amps (FLA) - the current it needs to run at full load - does not exceed what the VFD can handle (maximum Amps rating), the VFD will be able to handle the motor. Check out how much electrical power it takes it to run, a true 5 HP motor will draw about 24 amps on a 220 volt circuit, (single phase power), whereas most overrated hobby compressors will run on a normal 15 amp 110 volt circuit which is only capable of running about 2 real HP. Note that a 120-volt pump drawing 16 amps uses virtually the same wattage as a 240-volt pump drawing 8 amps. Utilizing energy efficient designs, our pump motors meet NEMA Premium® efficiency and Inverter ready with wide variable torque speed ranges. The idea is to use a small low-power switch to control high power devices such as motors or heaters. Anywhere a 12 volt DC motor needs to vary speed or power. Example 1: in testing an air conditioner or heat pump compressor motor, unlike a high-amp current draw which indicates that the compressor is danged internally in a. At 460 V, the full-load amps (FLA) for the 50 hp motor is 65 amps, but the locked rotor current (LRC) is 363 amps per NEC Table 430. A car starter motor operates on 12 volts, but the amperes required to rotate the starter motor and the car's engine often exceed 50 amperes. It is important to know the amps drawn by your electrical appliances in rv in a 110 Volt AC when you are on generator, because there is a risk of circuit breaker tripping. When designing a feeder or branch circuit with one or more electric motors, there are several important things to account for. This MSD pump can be mounted on the frame and can put out up to 43 gph at 40 psi or 39 gph at 80 psi. When a motor is loaded to or maximum amperage, a current unbalance greater than 5% will cause excessive heating. Our marine starting batteries are available in a wide range of power capacities, from medium-duty to super heavy-duty, delivering over 1000 cranking amps of. A rv will normally have a 30 amp or 50 amp capacity and going beyond this will be risky. A TBI pump may have a normal current draw as low as 3 to 5 amps, with PFI pumps pulling 4 to 6 amps on average. So check the labels for amps and watts!. The 2016 pool pump reviews include key data such as the amp draw, warranty and the price. I then ramped the air handler through a range of air flows while measuring power draw, but leaving the duct system in its as-found condition. IntelliFlo i2 Variable Speed Pool pump is hydraulically engineered to provide maximum performance on a 15-amp breaker. Two very powerful “VOLUMAX” pumps are available for gasoline or alcohol fuels. 8 degrees (200 steps per revolution). So for three lights we calculate a current draw of 5 amps. Available in 3-float or 4-float configurations and NEMA1 (indoor) and NEMA4X (outdoor) enclosures. This is assuming that the ignition switch is carrying the current for the solenoid, new cars with push button starts and some other applications may have an extra relay in the mix that controls the. Features: Aluminum die cast construction, UL approved explosion proof motor with sintered powered metal gears, Fits 15-55-gallon drums, Positive displacement, Nozzle holster w/lock, Duty cycle 30 minutes on, 30 minutes off, Two piece 34” long Suction tube, Tank adapter 2” threaded. 5 Coil Spine Fin™ Spine Fin™ Spine Fin™. When in doubt make the match to the Amps rating found on the motor label. Minimize the help page. There are a couple of things you must keep in mind when troubleshooting centrifugal pump problems: The centrifugal pump always pumps the difference between the suction and discharge heads. Read the amp draw of the blower motor. Motor Starting One-line Figure 1b. Carter rotary vane universal electric fuel pumps were originally created for military use. 6 Amps, and the Dura-Lift average 1. They're used to pump effluent from septic tanks or dosing tanks to AdvanTex ® filters, other packed-bed filters, aerobic units, mounds, effluent sewer lines, drip irrigation systems, lagoons, and gravity or pressurized drainfields. 2 x 25 amp relays, I ran with a single 30 amp fused relay on duel fans wired together, and it seemed to blow fuses so I went with duel 30 amp relays one to each fan and I have no more problems, mine can draw up to 25 amps each. With more than 50 years of experience in variable speed drive business, Driveswarehouse stocks a large selection of AC Drives , DC Drives , Variable Frequency Drives (VFD) , Variable Speed Drives, Adjustable Speed Drives, Adjustable Frequency Drives, Combo (AC Motor and Drive Combination and DC Motor and Drive Combination) in a wide range of. ) and tested the grounds ( which looked fine ) and the amp draw. The higher output fans that draw 25 amps and up may need a higher output alternator to keep the battery from going dead. 5 horse pump I'd say you're good for reference a 1 hp pump will draw. 60Hz is the most common frequency in the US. ÿ A 15-Amp switch is recommended and should be attached to the positive lead. A low amp draw, high suction pressure, and low head pressure A hot compressor with an infinite ohm reading between Common and the other two terminals and a reading of 4. If the driving motor has been replaced, make sure it is the correct speed for the pump. LRA is the maximum current the motor will draw at the instant full-line voltage is applied to the motor. pump increases above atmospheric pressure, this raises the differential pressure across the pump, resulting in: • Higher pump temperature and possible overheating, leading to pump seizure. 2 amps and operates 24 hours will consume 4. 4 Amp Forward/Reverse Switch Speed: 20 Revolutions Per Minute Adjustable Timer Trichome Collection Bin Tabletop Stand Included One-Year Manufacturer's Warranty Made in the USA Whisper if you want. Under some conditions, a low battery may even prevent one or more injectors from opening normally causing lean misfire and/or hard starting. static wire hose and manual nozzle. Built-in check valve prevents backflow. Often when a pump motor itself is failing it can draw high current and dim lights, but as you have a new pump I suspect the problem is in the wiring or panel or electrical service itself. UPS 15-58 FC - 59896341 | Grundfos product center × Cookie Policy. Disengage trigger stop. It could, with other simultaneous loads, exceed the surge limit for the Outback. Spa pumps live in harsh environments. If current draw is not posted it should at least say wattage wich using voltage divided by watt will give you amps. If they are only running for short periods, low voltage (208V) will have little detrimental effect anyway. Pump Noise Has Recently. ) and tested the grounds ( which looked fine ) and the amp draw. Electric Motors. Our Timers are built to the highest standards of quality. GRUNDFOS PLUMBING SOLUTIONS If you’re looking for a pump solution for your customer's rainwater harvesting applications, whether it’s for whole of home supply or garden irrigation, hot water circulation solutions or if you need to get rid of floodwater or water from swimming pools, tanks and ponds that are plumber friendly, easy-to-install, reliable, quiet - then look no further than. Used Westinghouse 750 HP electric motor with following features: • 3562 RPM • 2300 Volts • 159 Amps • 3 Phase • 60 Hz • 1. RE: pump drawing low amps Artisi (Mechanical) 7 Jul 09 02:15 How is the flow and head measured and how accurate are the measurements - if accurate and flow and head are as stated, I would be looking at the inlet side of the system to start with - the problem could be either, air leakage or restricted flow. the last 5-6 cars i have built i used a Carter electric pump back by the tank in addition to the mechanical. Headquartered in Round Rock, Texas, with distribution centers worldwide, TWMC is also a leader in supplying motor controls, and providing engineering. If the motor turns the. Electrical consumption will vary by pump, and manufacturers have been designing motors and pumps (the wet end) which are more efficient and consume much less energy than older pumps. Robotic Pool Cleaners 3 — Robotic pool cleaners are powered by low-voltage electricity, rather than your pool pump or a booster pump, and collect dirt and debris in built-in. 6 amps for a 1hp with a SF of 1. That being said, you have to size circuits based on that value so the fact it will draw less current means nothing. Reaction Flow Technology reduces cycling for quiet, smooth operation. In any pump installation, motor power requirements are directly related to the amount of work being done. Why this happen?. Includes all the same parts as the “Basic Install kit” along with a length of power wire, ground wire, 30 amp inline fuse, 40 amp relay, 4-lead relay socket with pigtails, and the install instructions. These devices monitor and record different electrical parameters that can include volts, amps, watts, volt-amps (VA), volt-amps reactive (VAR), kilowatts (kW), kilowatt hours (kWH), power factor and harmonics. 9 Amps = 746 108 Amps = 6. So, for example, if you have a 4 pole motor on 60 Hz then RPM=60*(2/4)*60=1800 rpm. High motor amps with high discharge pressure. The amps showed steady increase from about 13 to about 20 amps. Drawing, Optional Pump Stand, P/N 10-2421. While the brushed motor fan pulled a mountain of current on startup, the brushed motor was the exact opposite. The 12 volt system you have is rated at 0. Pumps operate by creating low pressure at the inlet which allows the liquid to be pushed into the pump by atmospheric or head pressure (pressure due to the liquid’s surface being above the centerline of the pump). Take control of your process The C441 Motor Insight overload relay is an advanced low-voltage motor protection relay. The pump features a powerful 12-volt 7. In any pump installation, motor power requirements are directly related to the amount of work being done. GFCI protection is required for ALL receptacles that supply power to the pool equipment, such as water heaters and pump motors. The motor max amps is the cold starting amps required to turn the motor from a dead stop, this can be anywhere from 1. I f motor problem How to Identify it on myself. The pump dos not only pump up beds it also has other attachments that make it a little more flexible 3 different ones for other Valves. Several lamps can draw 8 amps or more. OPERATING AMPS: 6. If the tested amp draw does not exceed the nameplate rating, its internal or external cooling fan is working (if so equipped) and the ambient air temperature around the motor is below 104°F (40°C), the motor is probably not running hot, even though it is too hot to touch. Pump Controller. The amp draw is directly related to the work the motor is doing. Read our updated pump catalog — which includes more than 150 flagship pump and specialty products — and see how Flowserve products deliver proven reliability, long life and low total cost of ownership. But a generator isn’t a perfect substitute for a backup system. That's what it should be drawing while pumping at capacity. These variable speed motors with motor-mounted interface adjust motor speed to match flow and head requirements, thus substantially reducing power consumption. wich is a. Main meter wheel is rotating, but no water is pumped. If the breaker trips before the rated amperage, re-place the breaker. Some countries (regions) commonly use 50Hz power grid while other countries use 60Hz power grid. Anywhere a 12 volt DC motor needs to vary speed or power. Used on easy start, belt-drive fans and blowers light start pump applications and gear motors. With more than 50 years of experience in variable speed drive business, Driveswarehouse stocks a large selection of AC Drives , DC Drives , Variable Frequency Drives (VFD) , Variable Speed Drives, Adjustable Speed Drives, Adjustable Frequency Drives, Combo (AC Motor and Drive Combination and DC Motor and Drive Combination) in a wide range of. static wire hose and manual nozzle. You need to know the amp draw of the pump and multiply that by the voltage to get the watt usage of the pump. Remember that 120 volts times 20 amps is 2400 watts max, then 80% of that is 1920 watts; anything more than 1920 your breaker will flip off. Two things will happen if you try to run that motor on 110 without rewiring it. 37 inches -HEIGHT 208 mm 8. 5 ohms in a ballast coil. Reaction Flow Technology reduces cycling for quiet, smooth operation. If amps are twice normal, or higher, the pump is probably locked. /recommended Breaker 15 amp. (2) Run motor with correct capacitor. Every design detail of Cat Pumps products is optimized for long-life and reliable performance, making Cat Pumps the most trusted name in high-pressure pumps and systems. TOPIC: 191004. Lets say 1/4 hp and in 70% efficient it will draw roughly 23 amps from the battery. From the innovative leader in pool pump motors, Century ® brand offers a full line of high quality pool and spa replacement pump motors like the VGreen ® line of variable speed motors, the VLink ® wireless user interface and the Centurion ® Pro replacement motor. The pump dos not only pump up beds it also has other attachments that make it a little more flexible 3 different ones for other Valves. GFCI Protection is required for ALL underwater lighting operating over the low-voltage contact limit. At 415 V 3Ø, each leg would draw 6. Carrier heat pumps with Puron refrigerant provide a collection of features unmatched by any other family of equipment. To turn the pump on you simply plug it int the outlet, to turn the water off simply unplug it. pump turns on only when the well pump is operating Adjusting the pump rate and pump stroke changes the output. See full list on pumpsandsystems. in canada anyways the sticker has to be on the motor to get the ULC/CSA stamp. of a typical 12 volt motor such as a fuel pump, water injection pump or cooling fan. This picture shows it set at 300V since most motors are set up on 230V. The rating speed allows for slip from the “synchronous” speeds of 3600 and 1800 rpm, respectively. However, various levels of voltage and current can be used. Thanks to a water-cooled motor, SCALA2 even offers one of the lowest noise levels of any booster on the market. /recommended Breaker 15 amp. I suspect auto fuses are slow-blow. Never operate any electric motor on lower voltage than the motor was designed for. Motors built for especially low speeds or high torques may have higher full-load currents, and multi-speed motors will have full-load current varying with speed, in which case the nameplate current ratings shall be used. These motors are common to many various Bath, Kitchen, Attic and other vent fans - not just Nutone/Broan Bolt Circle - 2. High motor amps with low discharge pressure. How much amperage do Facet pumps draw? The low-pressure Facet fuel pumps draw an average 1. Select the 60A range and zero the clamp, connect the clamp onto the fuse extension. Manual motor starters, also known as motor protection circuit breakers (MPCBs) or manual motor protectors (MMPs), are electromechanical protection devices for the main circuit. But a generator isn’t a perfect substitute for a backup system. Full load amps from Tables 430. 7 Amps: Model 55: bronze switch case, motor and pump housing, and a glass-filled plastic impeller. 75 volts per cell (2000/8 = 250 amps continuously for 8 hours) Nickel Cadmium: 5 hour or 10 hour or 20 hour rate. The power consumption for each light we worked out earlier to be 1. GRUNDFOS PLUMBING SOLUTIONS If you’re looking for a pump solution for your customer's rainwater harvesting applications, whether it’s for whole of home supply or garden irrigation, hot water circulation solutions or if you need to get rid of floodwater or water from swimming pools, tanks and ponds that are plumber friendly, easy-to-install, reliable, quiet - then look no further than. MODELS CIRCUIT PROTECTION T. The air filter is clogged. Two very powerful “VOLUMAX” pumps are available for gasoline or alcohol fuels. Don't confuse amperes and voltage, or assume that low voltage means low amperes. These premium pumps are built to export that slurry to high heads in pressure sewage systems. Different Types of 12-Volt RV Water Pumps. That's what it should be drawing while pumping at capacity. Consider placing a pump at the top of the mercury barometer above: Even with a perfect vacuum at the pump inlet, atmospheric pressure. * High Quality Train Horn With Tank And Compressor * All Metal Construction * Chrome-Plated * Horn: * 130 Decibel * 285 Hz Low Range * 28. Check house electrical fuse (use at least a 15 amp). WHERE YOU CAN FIND GEAR PUMPS: These pumps have few moving parts, making them inexpensive. In case of propeller (axial flow) pumps, which have very high specific speeds, the power for the pump falls as the flow rate increases (curves 4 and 5 in figure-1). This provides excellent lift and prime capability when the pump is mounted below the lowest point of the. Well Pump Starting Current. Connect the low amp clamp to PicoScope Channel A. The calculator is a versatile energy management tool which accepts measured current, full load amps or rated horsepower inputs. Check the amp draw against the manufacturer's fan performance data to verify the airflow that the fan is producing. Available in bronze-fitted construction. Amperage determines the size of wiring and circuit breaker/GFCI required. The world famous Red®, Blue® and Black® fuel pumps are the most recognized performance pumps of all times. 415 kV ÷ √3 = 9 amps. That could cause the motor to pull too much current. Pull pump, disassemble from motor and check which one is locked. Electrical specifications are 2. See full list on pumpsandsystems. Connect a pressure line to the hydraulic unit's outlet or to an optional flow control valve to intermittently control the movement of any mobile equipment such as mini cranes & tailgate loaders. If the motor’s Full Load Amps (FLA) - the current it needs to run at full load - does not exceed what the VFD can handle (maximum Amps rating), the VFD will be able to handle the motor. And with its intelligent pump control, SCALA2 automatically adjusts performance to both inlet pressure and water consumption in the home. The design of the base was changed to accept the new PA Block. ÿ Proper wire sizing is required for good pump operation. Low voltage can cause motor fluctuation and excessive amp draw. You will need a 20 amp breaker and 12/3 wire. Here are three reasons why your air conditioner could be drawing too many amps, causing its circuit to trip. Centrifugal pumps are said to be overloaded when the driving motor draws excess current resulting in excess then normal power consumption. The world famous Red®, Blue® and Black® fuel pumps are the most recognized performance pumps of all times. It is a single shaft motor meaning that the shaft does not stick out of the back of the motor. The environmentally sound refrigerant allows consumers to make a responsible decision in the protection of the earth’s ozone layer. The unique motor shield attached to the top of the motor will cover and protect the motor from any moisture and debris. It could, with other simultaneous loads, exceed the surge limit for the Outback. Then use the below wizard to find out how much money per month each pump will cost to run. 25 volts and 3. Our product range includes solar panels (Uni-Solar, BP, Solarex, Kyocera, Siemens), regulators, batteries, lighting, power inverters, water pumps and wind turbines. At 415 V 3Ø, each leg would draw 6. When a motor operates at 100% of its FLA, it's operating at 100% of its capacity. 5-2 times the normal current. When used, reactors should be installed near the inverter in single or multi– motor situations. So for three lights we calculate a current draw of 5 amps. Item# J1005. Spa Pump Voltage- Is your existing spa pump a 110 - 120 VAC or a 220-240 VAC pump? 2) Horsepower/Amps - Don't get confused by terms like HPR, which overstates the true horsepower. I can here water dropping sound and ossh sound (motor off). If amps are twice normal, or higher, the pump is probably locked. Abnormally LOW current or Amps draw at an electric motor: Low amperage draw may indicate internal motor wear or more likely, worn parts mechanically driven by the electric motor. This picture shows it set at 300V since most motors are set up on 230V. This is significant because motors draw current to bring pumps up to speed. An amperage level above or below the specification indicates a malfunction is present, if pressure is low and amperage is above specification. High-pressure pumps, like those in port fuel injection (PFI) systems (35 to 45 psi), require more current than low-pressure pumps in throttle body injection (TBI) applications (9 to 13 psi). I've seen 200 and slightly over without any issue as well. In theory, a 5. If you buy a MAC geared hub, they are listed by turn-count. The amount of power the motor draws has a rough correlation to the voltage 2current (amps). Goulds 1GA and 2GA series grinder pumps are built for grinding municipal, commercial and industrial sewage into a fine slurry. Insert the fuse extension and refit the original fuse into the extension. Read the amp draw of the blower motor. We have a large selection of both straight or geared AC and DC Motors and Motor Speed Controllers with twist grips or foot throttles for your next home built or commercially produced project! Whether you need control solutions or electromotive solutions, we have all the parts you need. 270 Amps peak - 2700 RPM - 190 AMPS FULL DUTY 3 HP / 12 VOLT D. 2 14 8A / 7A 7A ¾ 115V 11 12 15A 15A. They are P/N 12-705-1, rated at 180 GPH and P/N 12-706-1, rated at 275 GPH. Check condition of upper and lower shaft seals (inspect condition of motor / stator housing, if applicable). The centrifugal pump is drawing too much amperage. Remember that 120 volts times 20 amps is 2400 watts max, then 80% of that is 1920 watts; anything more than 1920 your breaker will flip off. Many deadheaded pumps can still load the motor sufficiently to satisfy the Pumptec and QD Pumptec, so they are not guaranteed trip. Enclosed soft starters may be fully customized with a wide variety of factory-installed options and are pre-engineered for quick factory lead times. So if you had a typical 12 volt Marine battery of 80 Amp Hours in about the battery would be. the pump rating. At 460 V, the full-load amps (FLA) for the 50 hp motor is 65 amps, but the locked rotor current (LRC) is 363 amps per NEC Table 430. i switch it so it will only run when needed , never had any problems with the mechanical drawing fuel through them. Flows to 200 GPM and heads up to 28 feet. Pump Noise Has Recently. It is the "Quik Lift". Low cranking speed and low current draw indicate excessive resistance in the starter circuit. A few months ago, mid summer, the pump was pulled for a bad wire and at that time the static water level was about 130'. Supplied completely assembled, as shown in the illustration. Motor horsepower ratings are listed in Column 1. Amotor nameplated 230 volts will run from 207 to 253 volts. 4 amps at 230 volts. The greater the amperes the motor requires, the more powerful the motor. Watts = Amps x Volts. So according to the installer and everything I could find online we need to pull it to see if it is the pump or motor. I do not see a specific reason to STAR start/Delta Run a 60hp motor overall, if it will run continuous for several hours at least. Low Cost Universal Battery Charger Mobile Cell phone Battery Charger Mobile Phone and iPod Battery Charger Mobile Phone Battery Charger Dry Cell Battery Charger Using LM741 Boosters Step-Up Booster Powers Eight White LEDs Input Impedance Booster II Input Impedance Booster 10,000x With One Transistor Low-Power Voltage Doubler (Booster) Pump it. If you have a privately owned pump, you must contact the DPW to request this service at (860) 445-1016. If there is no current flowing with the motor off, it might be interesting to see what the voltage was on the motor terminals while it was running. ST’s STSPIN drivers for 3-phase brushless DC (BLDC) motors includes power drivers in a 3-phase bridge configuration and integrated solutions with built-in decoding logic for Hall-effect sensors and a PWM current controller to autonomously drive a BLDC motor through motion commands coming from the motor or motion control system host – a microcontroller, DSP or FPGA. The problem is one of the pump is running at low amp compared to other running pumps (4 running at same amp & one is different). Choose the right low-voltage electric motor for the right application With SIMOTICS, Siemens offers the most comprehensive range of low-voltage motors worldwide. Causes of pump overloading. Login Login As an already registered user simply enter your userame and password in the login page in the appropriate fields. This power is directly related to the current the motor is drawing. 22-1780-13 Product Data 4WCC3018 through 4WCC3060 Single Packaged Convertible Heat Pump 13 SEER 1½ - 5 Ton R-410A 22-1780-13 10/12. AR North America, Inc. To drive a fixed mechanical load connected to the shaft, a motor must draw a fixed amount of power from the line. Most basic audio components don't draw too much amperage. For example, if the nameplate rated current is 100 amps, the actual current could be as low as 90 amps (-10%) or as high as 110 amps (+10%) and still be acceptable. The electronic controller ensures the pump starts automatically when water is consumed, providing constant pressure, and operates continuously until water is no longer required and is turned off. 3 ohms between the start and run terminals most likely has. Specializing in OEM and industrial pump applications, where precise fluid control is required. This is assuming that the ignition switch is carrying the current for the solenoid, new cars with push button starts and some other applications may have an extra relay in the mix that controls the. 4a 'b' is a newer motor with a single shaft, but has shaft play (side to side) this motor is pulling 2. In addition, we can determine the rotational speed (Angular velocity) of the motor armature at any given voltage. Abnormally LOW current or Amps draw at an electric motor: Low amperage draw may indicate internal motor wear or more likely, worn parts mechanically driven by the electric motor. Carbonator Pumps; Explosion Proof Pump Motor; Fire Pump Motors; Hot Water Circulator Pump; Hydraulic Pump Motors; Jet Pumps; Pool and Spa Pump Motors; Pump Motors | Centrifugal | Close Coupled; Sump Pump - Submersible Motors; Vertical Pumps; Washdown Pumps. Pump runs continuously at low water level. Premium efficiency in metric frames NEMA Super-E® motors are available in IEC frames 63 through 500 with base, B5 flange or B14 C-face. Deep Well Pumps can be used in wells as deep as 300' below ground and work by pushing the fluid to the surface of the well. if you have 30 soft starters in a particular building or a ship per say in 1-2 years all of those soft starters should need to go back to the. Small electric motors operate a wide variety of electrical devices, such as remote-control models, children’s railroad sets and computers. The amps showed steady increase from about 13 to about 20 amps. Also, although Nash pumps can handle sudden slugs of water, they can be. low inrush motor starting scheme, and Figure 1b shows the speed-torque/current profile for DOL starting. US based unit of IDEX. Have them operate a centrifugal blower in free air with no restriction and measure both the amp draw and the fan RPM. I own a 15,000 BTU unit and the max wattage it ever has used is 1450 watts, but generally between 1300 and 1350 is the norm. I have a 277v 1 phase pair of motors feeding a common duct. Centrifugal pump may draw high ampere due to the following reasons:-1. To start our air conditioner above, a generator must supply at least 4320 Surge Watts for up to three seconds to start the motor. How much amperage do Facet pumps draw? The low-pressure Facet fuel pumps draw an average 1. Most variable speed pool pumps go as low as 500 to 600 RPM's so you can really see how this can reduce on the electricity that you use. An all-in-one pump with the performance and the efficiency you want!!. Simple electrical calculator helps to calculate the horsepower for dc (direct current) motor. A breaker is based on the amperage that is drawn by the pump motor load. If the pressure is still low, call your dealer. If an industrial motor can't be adjusted to nameplate amps, determine if the correct sheave is in place for the application. – juhist Mar 21 '17 at 13:23. It shows a maximum inrush current of about 18 amps which lasts only about 0. But some vane pumps which depend on centrifugal force to extend the vanes, will deliver little or no flow at slow speeds such as engine idle RPM. 3-Phase 50Hz General Purpose Motors Are Designed For Use With Gear Reducers, Pumps, Fans And Blowers, Material Handling, Compressors And Other Various Applications That Require Continuous Duty. 4) 1-Phase, Capacitor-Start: Designed in both moderate and high starting torque types with both having moderate starting current and high breakdown torque. 6 Amps, the Gold-Flo (cylindrical) average 1. And, the IntelliFlo VSF pump always delivers the precise flow needed for peak equipment performance. Sounds great, HOWEVER, in reality the pump can be an energy sucking, sewage pump, not even rated for continuous duty and then repackaged as a pond pump. Minimize the help page. 50 Hz and 60 Hz power sources are most often used in international power systems. Initial current can be quite high. At 460 V, the full-load amps (FLA) for the 50 hp motor is 65 amps, but the locked rotor current (LRC) is 363 amps per NEC Table 430.