Electric motors and machines

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K21R

VEM POLE CHANGING MOTORS

Two-speed pole changing motor with two separate windings or with Dahlander-connection

  • frame sizes 56 – 355
  • power range
  • 0,06 kW – 400 kW
  • mode of operation S1
  • 400 V 50 Hz
  • cooling method IC 411
  • constant load torque, two speeds
    number of poles: 4-2, 8-2, 12-2
    number of poles: 6-2, 8-4, 12-4
    number of poles: 6-4, 8-6, 12-6
  • squarely increasing loading torque, two speeds
    number of poles: 4-2, 8-2, 12-2
    number of poles: 6-2, 8-4, 12-4
    number of poles: 6-4, 8-6, 12-6

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