Motors horsepower and amps of 230vac and 460vac 3 phase 60hz electric motors here are the full load amp fla values for typical 230vac and 480vac 3 phase motors.
10 hp electric motor 3 phase amp draw.
460 volts motor 3 phase.
How to convert hp to amp ac 3 phases in only 3 step.
V l l voltage line to line.
Since motors are not 100 efficient the number of amps needed to achieve the power output is actually higher depending on the efficiency.
Motors ac vfd drive 3 phase power training about 90 marketing may 17 2020.
V l n voltage line to neutral.
Three phase amps hp 746 e age efficiency pf 1 73 example.
The tables below are intended to be a general guide for ac motor full load amperes.
For example if there are three 15 amp motors in the circuit the ampacity rating of the wire feeding the.
Always check nameplate information before designing protective devices wiring and switch gear.
230 volts motor 3 phase.
I ac2ø current ampere 2 phase.
230 volts motor single phase.
The same power of motor would draw 3 5 amps at 480 v single phase but a 480 v supply could most likely be a three phase suppy and.
Enter the motor horsepower and voltage.
Example if you have 100 hp multiply by 746.
This calculator will also give you motor amps and recommended breaker size starter size heater size and conduit size.
3 phase ac motor f l a.
As a rules of thumb amps horsepower rating can be estimated to.
Branch circuits that contain two or more motors must have wire in which the ampacity rating of the wire must be at least 125 of the full load current of the largest motor plus the sum of full load currents for the rest of the motors.
Written on the motor nameplate first if it is available.
V dc voltage direct current.
115 volts motor single phase.
Always use the f l a.
Determine the current flowing through a three phase 2 hp 400 volt motor having an efficiency rating of 93 and a power factor of 0 9.
Since 1 hp is equal to 746 w simply multiply the horsepower by 746 for this conversion.
1 1 2 3 5 7 10 15 20 25 30 40 50 60 75 100 125 150.
I ac3ø current ampere 3 phase.
The first step to convert hp to amps is convert hp to watts.
Watts horsepower 746.