Three phase, enhanced performance cast aluminum and cast iron, premium efficient NEMA design A and B ODP motors. Aluminum frames feature a multi-mount arrangement incorporating bolt on feet. C-flange kits available for all frame sizes. 2, 4 and 6 pole, 1 to 250HP, suitable for a variety of general purpose applications in relatively clean environments. Removable feet F1, F2, F0 field convertible on all Aluminum frames, F2 convertible on all Cast Iron frames 1.25 Service Factor through 326T frame, 1.15 Service Factor for larger frames with 60Hz operation / 1.0 Service Factor with 50Hz operation Usable at 208V 60Hz with 1.0 Service Factor 50HP and below 36 Month warranty Conduit Box is 90º rotatable Compact cast aluminum and Cast Iron construction Anti-microbial (tropicalization) on stator winding Regreasable bearings 254T frame and larger Mobil Polyrex EM polyurea grease Surface finish: Alkyd enamel RAL7024 - Graphite Gray Black oxide surface treatment for increased corrosion resistance Stainless steel nameplate Corrosion resistant hardware Ultra high strength, reusable lifting straps included with motors 254T frame and larger OPERATING PARAMETERS Continuous (S1) duty Ambient temperatures up to 40ºC Installation up to 1000 MASL (3300 ft.) CONNECTION Up to and including 215T Frame: 9-Lead 230V parallel-wye / 460V series-wye connection 3-Lead 575V wye connection 254T Frame and larger: 12-Lead 230V parallel-delta / 460V delta connection 6-Lead 460V or 575V single voltage delta connection INGRESS PROTECTION The standard degree of enclosure protection is IP23. INSULATION AND INVERTER RATING Class F Insulation (Impregnation resin, magnet wire and insulation materials are Class H) Designed to Class B temperature rise Vacuum Impregnated Inverter Rated 15:1 Constant Torque, 30:1 Variable Torque (1.0 S.F. on VFD Power) Exceeds NEMA MG 1 Part 31.4.4.2