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.
15 hp electric motor 3 phase amps.
P hp horsepower delivered by the electric motor hp.
For more reliable motor protection use the actual motor current as listed on the motor nameplate.
T inlb p hp 63025 n 1.
I ac3ø current ampere 3 phase.
Torque in imperial units can be calculated as.
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.
T ftlb torque lb f ft.
230 volts motor 3 phase.
The actual motor amps may be higher or lower than the average values listed above.
Looking for dayton 15 hp general purpose motor 3 phase 1770 nameplate rpm 230 460 voltage 254 6t frame 4gzc4.
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.
460 volts motor 3 phase.
230 volts motor single phase.
For example let s find the current draw in amps of a 1 horsepower motor that runs at 120 volts with a 90 efficiency.
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.
1 ft lb f 1 356 nm.
Electrical motor power velocity and torque equations.
Use this table as a guide only.
N revolution per minute rpm alternatively.
T ftlb p hp 5252 n 1b.
Easy online ordering for the ones who get it done along with 24 7 customer service free technical support more.
V l n voltage line to neutral.
V l l voltage line to line.
V dc voltage direct current.
T inlb torque in lb f.
Horsepower ac induction motors single phase three phase 115 volt 230 volt 200 volt 230 volt 380 415 volt 460 volt 575 volt.
I ac2ø current ampere 2 phase.
Multiply hp horsepower by 746.
Grainger s got your back.
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.
As a rules of thumb amps horsepower rating can be estimated to.
Three phase amps hp 746 e age efficiency pf 1 73 example.
115 volts motor single phase.