• SYMAX® PERMANENT MAGNET AC MOTORS • TENV AND TEFC THREE PHASE MOTORS • FEATURES: • TENV - Operational to 20:1 constant torque open-loop (1000:1 closed-loop) • TEFC - Operational to 20:1 constant torque open-loop or closed-loop • Totally enclosed non-ventilated (TENV), as noted • High power density, low weight design • Three year warranty • Ball bearing • Requires drive for operation • COMMERCIAL, ROLLED STEEL FRAME (NEMA 56-215 FRAME MODELS) ADDITIONAL FEATURES: • Meets or exceeds NEMA Premium® (IE3) • Class F MAX GUARD® insulation system • IP43 ingress protection • INDUSTRIAL, CAST IRON FRAME (NEMA 182-286T FRAME MODELS) ADDITIONAL FEATURES: • Ultra Efficient Premium-Plus exceeds NEMA Premium (IE4) • Class H MAX GUARD insulation system • IP54 ingress protection • Cast iron construction for rigidity and reduced vibration, as shown • Premium severe duty • Normally closed thermostats (one per phase, Class F) • Provisions for “BCP” (Bearing Current Protection) • UL, CSA and CE • Model 286TPFSA10090