Overview Product Description 20 HP, 1800 RPM 230/460 Volts 256T Frame 3-Phase 48.0/24.1 Amps Hazardous Duty Division 1 Explosion Proof, NEMA Premium XRI, Class I and II, Groups C, D, F & G "C" DIMENSION - 25.27 Severe Duty Features: MODEL NO. - 256TTGN16531, 6KWG9NOM. EFF. - 93.0 -Meets NEMA Premium efficiencies-10:1 Variable torque-MAX GUARD Class F insulation -Blue Chip quality, 100% cast iron construction for rigidity and reduced vibration-Internal and external surfaces treated with epoxy paint -1.15 Service Factor on sinewave or 1.0 Service Factor on IBGT power -Precision balanced to .08" / sec -Extended grease tubes -Normally closed thermostats (must be connected to control circuit) -Meets temperature code T3B -Shaft slinger -Nameplated 60/50 Hz, 190/380 Volts, at next lower HP, as noted -Ball Bearings (except as noted) -UL Listed File No. E12044 -CSA Certified File No. LR47504 -Three Year Warranty Notes: Rated 60/50 Hz, 190/380 or 380 volt at next lower horsepower Ships via Freight Truck Only, please provide a delivery address that allows for semi truck for deliveries Product Videos Custom Field Product Reviews