NEMA Premium, single speed, totally enclosed, fan-cooled, continuous working duty, low voltage cage type three phase induction premium efficiency Electric Motors conform to NEMA MG1 standard and the whole series adopt casting iron frames.
Rated power: 1 - 200HP, 2、4、6 pole, service factor 1.25, CSA certification: Class I, Div. 2, Groups A, B, C & D-T3C（140-320Fr.）/-T3A（360-440Fr.）
250-500HP 2、4、6 pole; 3-350HP 8 pole，service factor 1.15
Rated voltage: 230/460V、460V or 575V
Rated frequency: 60Hz
Structure: TEFC (IP54、IP55)
Insulation Grade: F
Frequency Range: 143T-447T 10:1 CT，20:1 VT
NEMA NEMA Variable Frequency Casting Iron Continuous Working Three Phase Induction Motors are a type of Squirrel Cage Self Cooled motor. They conform to NEMA MG1 standard and the whole series adopt casting iron frames. The efficiency meets America NEMA Premium standard. Service factor is 1.25,1.15. The motors have passed America CC certification and Canada CSA certification.