T ftlb p hp 5252 n 1b.
15 hp electric motor 3 phase amps.
This item 3 hp 3450 rpm single phase 56 frame 230v 15 amp 5 8 shaft nema compressor motor 3 hp horse power single phase weg heavy duty electric compressor motor 10698252 new 3 7hp compressor duty electric motor 56 frame 3450 rpm 5 8 shaft diameter nema rated motor replaces 5hp spl motors rated 15 17amps.
The actual motor amps may be higher or lower than the average values listed above.
Torque in imperial units can be calculated as.
Use this table as a guide only.
I ac2ø current ampere 2 phase.
1 ft lb f 1 356 nm.
230 volts motor 3 phase.
Electrical motor power velocity and torque equations.
As a rules of thumb amps horsepower rating can be estimated to.
For more reliable motor protection use the actual motor current as listed on the motor nameplate.
460 volts motor 3 phase.
Amps hp 746 v η pf thus the current in amps is equal to horsepower times 746 divided by the voltage times the efficiency η times the power factor.
I ac3ø current ampere 3 phase.
230 volts motor single phase.
V l n voltage line to neutral.
3 phase 60 hz motor full load amps locked rotor current estimate select hp 0 5 hp 0 75 hp 1 hp 1 5 hp 2 hp 3 hp 5 hp 7 5 hp 10 hp 15 hp 20 hp 25 hp 30 hp 40 hp 50 hp 60 hp 75 hp 100 hp 125 hp 150 hp 200 hp 250 hp 300 hp 350 hp 400 hp 450 hp 500 hp select voltage 200 vac 208 vac 230 vac 460 vac 575 vac 2300 vac 4000 vac.
Always check nameplate information before designing protective devices wiring and switch gear.
N revolution per minute rpm alternatively.
T ftlb torque lb f ft.
How to convert hp to amp ac 3 phases in only 3 step.
Grainger s got your back.
For example let s find the current draw in amps of a 1 horsepower motor that runs at 120 volts with a 90 efficiency.
Three phase amps hp 746 e age efficiency pf 1 73 example.
Motor current rating chart series ca4 ca7 ca6 ca5 the information in this chart was derived from table 430 148 430 150 of the nec and table 50 1 of ul standard 508a.
V l l voltage line to line.
T inlb p hp 63025 n 1.
Multiply hp horsepower by 746.
Easy online ordering for the ones who get it done along with 24 7 customer service free technical support more.
Looking for dayton 15 hp general purpose motor 3 phase 1770 nameplate rpm 230 460 voltage 254 6t frame 4gzc4.
Horsepower ac induction motors single phase three phase 115 volt 230 volt 200 volt 230 volt 380 415 volt 460 volt 575 volt.
Example if you have 100 hp multiply by 746.
P hp horsepower delivered by the electric motor hp.
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.