• INVERTER (VECTOR) DUTY: BLUE MAX® 2000 HAZARDOUS DUTY® (WITH ENCODER) 2000:1 CONSTANT TORQUE MOTORS • EXPLOSION PROOF, THREE PHASE • CLASS I AND II (GASES AND DUST), GROUPS C (AS NOTED), D, F & G, TENV MOTORS • APPLICATIONS: Designed for industrial applications with vector drives where up to a 2000:1 constant torque speed range and/or precise speed or torque regulation is required, including positioning equipment. Used in dirty, dusty or caustic environments where cast iron construction is required, and installed in hazardous environments as defined by the motor’s explosion proof class and group rating. Consult the National Electrical Code and your local regulations for the proper selection of motors in hazardous locations. FEATURES: • BEI* H38 explosion proof encoder 1024 ppr, Class I Groups C & D, Class II Groups E, F, G included • MAX GUARD® Class F insulation system • Constant torque operation from 0 to base speed on vector drive • Constant HP operation up to twice base speed • Continuous duty at 40ºC ambient • Optimized for operation with IGBT inverter (NEMA® design A) • Normally closed thermostats (one per phase, Class F) • Ball bearings • Cast iron frame and brackets • F1 standard, NOT field reversible to F2 • UL listed file no. E12044, MC228275 • CSA certified file no. LR47504, MC236833 • Meets temperature code T3B • Three year warranty • Model 254THEN8058