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What are the uses of Motor choke for Altivar 71 Drive.
Motor chokes allow operation with motor cables which are longer than the standard lengths and/or limit the dv/dt at the motor terminals to:
  • 500 V/us for 200…400 V and 380…480 V three-phase line supplies
  • 1000 V/us for 500…690 V three-phase line supplies
They are also used to:
  • Limit overvoltages at the motor terminals
  • Filter interference caused by opening of a contactor placed between the filter and the motor
  • Reduce the motor earth leakage current

Schneider Electric India

What are the uses of Motor choke for Altivar 71 Drive.
Motor chokes allow operation with motor cables which are longer than the standard lengths and/or limit the dv/dt at the motor terminals to: 
  • 500 V/us for 200…400 V and 380…480 V three-phase line supplies 
  • 1000 V/us for 500…690 V three-phase line supplies 
They are also used to: 
  • Limit overvoltages at the motor terminals 
  • Filter interference caused by opening of a contactor placed between the filter and the motor 
  • Reduce the motor earth leakage current 

Schneider Electric India

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