IEC Tru-Metric W22 NEMA Premium Efficiency

Standard Features

  • Three-phase 2, 4, 6, & 8 poles - 60Hz & 50Hz
  • Voltage: 460//220-240/380-415V (frames 63 to 100L)
  • 460//380-415V (frames 112M to 355M/L)
  • Squirrel cage rotor / Aluminum die cast
  • V’Ring seal for frames 63 to 200L and WSeal® for frames 225S/M to 355M/L
  • Ball bearings are supplied as standard
  • 1040/45 heat treated and stress relieved carbon steel shaft (4140 for 404/5T upwards in 4, 6 and 8 pole motors)
  • Class “F” (DT 80K) insulation for all frames
  • Continuous flow insulation system with class “H” wire
  • Temperature rise limited to Class “B” (80K)
  • Design “N”
  • Continuous duty (S1)
  • 104°F (40°C) ambient temperature
  • Altitude: 3300 ft (1000m)
  • Metric threaded cable entries on the terminal box
  • Stainless steel nameplate AISI 316 with laser etching
  • Paint: Synthetic enamel alkyd resin base (240 hours minimum ASTM B117 salt spray test)
  • Color: RAL 5009 - Blue
  • Fitted with closed rubber drain plug
  • Regreasable bearings, with grease fittings in DE and NDE bearings
  • Gasketed conduit box
  • Suitable for inverter applications

Suitable for Inverter Duty Applications Optional Available

  • Flanges
  • Class ‘H’ insulation
  • Taconite labyrinth seal
  • Cable glands
  • Space heaters
  • Double shaft end
  • Thermistors, Thermostats or RTD’s (PT100)
  • Drip cover (canopy) for shaft down applications
  • Auxiliary terminal box
  • Special painting plans for hostile evironments
  • Roller bearings on drive end
  • Special bearings
  • Terminal blocks