FEATURES: • Inverter Duty Magnet Wire • Meets MG1 Part 31.4.4.2 • Class H Insulation, with B Temp Rise • At 60Hz : 460/796v Dual Rated for 50Hz : 380/415-660/725v • IP55 weather protection • Inverter Duty 10:1 Constant Torque, 20:1 Variable Torque • PTC installed on frames 132 and larger • 1.15 Service Factor • Rigid Base frame 180 and larger • SKF High Temp bearings • Re-Greasable Bearings frame 132 and larger • Cast Iron Construction • Terminal Blocks, Stud • B14 and B5 Flanges are available • CE, cUL, cRUus Approval • Three Years Warranty