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IEC General Purpose

» Home » Products & Services » Electric Motors » IEC General Purpose » W21 - Cast Iron Frame - Standard Efficiency - IE1 - Amb Temp 50°C


 
W21 - Cast Iron Frame - Standard Efficiency - IE1 - Amb Temp 50°C
 
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W21 - Cast Iron Frame - Standard Efficiency - IE1 - Amb Temp 50°C

Standard efficiency cast iron frame IP55 motor complying with IE1 efficiency levels according to IEC60034-30.




Typical Applications
  • Pumps
  • Fans
  • Crushers
  • Conveyors
  • Machine tools
  • Milling applications
  • Centrifugal machines
  • Presses
  • Elevators
  • Looms
  • Grinders
  • Woodworking
  • Cooling
  • Packaging equipment
  • Other severe duty applications
Standard Features
  • Three-phase, multivoltage, IP55, TEFC
  • Output: 0.12 up to 315 kW
  • Frames: 63 up to 355M/L
  • Voltage: 220-240/380-415V (up to 100L) / 380-415/660V (from 112M and up)
  • Class “F” insulation (>ΔT = 80K)
  • Continuous duty: S1
  • Design N
  • Ambient temperature: 50 °C, at 1000 m.a.s.l
  • Squirrel cage rotor/Aluminium die cast
  • V’Ring on both endshields
  • Stainless steel nameplate
  • Performance characteristics according to IEC 34
  • Regreasing nipple from frame 225S/M and above
  • Metric threaded cable entries on the terminal box
  • Thermistors (1 per phase) fitted in frame 160M and above
  • Suitable for inverter duty applications
  • Color: RAL 5009

    *For additional details about Inverter operation, please contact our technical support.
    *Special Insulation for voltage above 575V

Optional Available
  • Degree of Protection: IP56, IP65 or IP66
  • Bearing seals:
    • Lip seal
    • Oil seal
    • Labyrinth taconite seal and W3seal for frames 90S and above
  • Thermal protection:
    • Thermistors: frame 132M and below
    • Thermostats
    • RTD-PT 100
  • Space heaters
  • Class “H” insulation
  • Roller bearings for frame 160M and above

More options available, on request




 


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