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SPM Synchronous Motor Protection & Control
SPM Synchronous Motor Protection & Control


This product is under last-time buy. Orders may be placed until 31st December 2021, and will be fulfilled based upon availability. As an alternative, please consider the 869 with integrated SPM.

The SPM controls starting, synchronizing, and protection of
collector-ring or brushless type synchronous motors.

Harsh Environment Conformal Coating option. View More Info...

Applications
  • Collector-ring synchronous motors

Protection and Control
  • Field application
  • PF regulation maximizes efficiency
  • Reluctance torque synchronizing
  • Re-synchronizing
  • DC field current loss
  • DC field voltage check
  • Incomplete sequence
  • Field winding overtemperature
  • Power factor (pull-out)
  • Stall/acceleration
  • Restart lockout