Product Overview: • 1-300 HP • 3600, 1800 and 1200 RPM • 208-230/460 volt (1-100 HP) • 460 volt (125-300 HP) • TEXP enclosure • 1.15 service factor • Class F insulation • Rigid base • Premium efficiency (1-200 HP) • High efficiency (250-300 HP) • Inverter duty, 5:1 CT / 10:1 VT (1-200 HP only) • Three normally closed winding thermostats provided (one per phase) • UL Listed Class 1, Div. 1, Groups C & D; Class 2, Div. 1, Groups F & G; • T3C; inverter duty (1-200 HP), 40°C amb. temp. as standard • 143T-215T: Class 1, Div. 1, Groups C & D; T3C; inverter duty (1-200 HP); 55°C amb. temp. • 254T-449T: Class 1, Div. 1, Groups C & D; T2C; inverter duty (1-200 HP); 55°C amb. temp.