Electrical Type: Three Phase HP: 25 Frame: 284VPZ Enclosure: WPI Phase: Three Voltage: 230/460 Type: AVS Down Thrust: 640 LBS Base Diameter: 10 Vertical Solid Shaft Normal Thrust - "P" Base Three Phase|WPI, Premium Efficient|30HP & Below can be Rerated for 208/415 Volt, 50 Hertz Operation at 1.0 Service Factor|Class F Insulation, Class B Rise at Full Load|40 degrees C Ambient, NEMA Design B Performance|230/460 Volt Motors Suitable for 230 Volt Part Winding Start|Refer to Page vii for Suitability of IHP Motors on Variable Frequency Drives|1.15 Service Factor (Sine Wave), 40 degrees C Ambient|Corrosion Resistant Mill & Chemical Duty Paint|Discount Symbol: DS-7NS