W503 MAR

Meets or exceeds NEMA Premium® efficiencies except where noted NEMA Premium® models are in compliance with EISA2007 Meets IEEE-841 standard for severe duty applications Bearing Current Protection (BCP), as noted Blue Chip® quality, 100% cast iron construction for rigidity and reduced vibration Inpro/Seal® VBX® bearing isolators on drive end shaft extension TENV and on both ends of TEFC Provisions to add stub shaft for an encoder (182T-449T, TEFC only) Internal and external epoxy paint MAX GUARD® Class F insulation system Constant Torque speed range is listed in Constant Torque speed range is listed in CT SPEED RANGE column