Serial VHS hollow shaft motors are three phases squirrel cage induction motors specially for driving deep-well water pump designed as per NEMA standard with following main specifications:
Power supplied: 50HZ or 60HZ, 380V, 380/660V, 460V or 230/460V
Insulation class: F
Protecting grade: TEFC OR IP54
Operation Conditions
Duty type: Continuous (SI)
Ambient temperature:-10°C-40°C
Altitude: Not over 1000metres above sea level.
Operating place: Out door use in dry climate and cleaning ambient air without any harmful or corrosive material