Governor Control Systems, Inc.

Woodward GCP 30

The GCP-30 Series is designed to provide total control for small to medium size applications with multiple generator sets. A network of the compact, versatile GCP-30 controls is capable of controlling up to eight generator sets with automatic sequencing.

Load management features include automatic base load/peak shaving, Import/Export control, and emergency/back up power generation. The GCP-31 has logic for one circuit breaker.
The GCP-32 has logic for two circuit Breakers including ATS (open transition) and No-Break transfer (closed transition).

Generator Protective Features

  • Generator Over/Under Voltage relay (27,59)
  • Generator Over/Under frequency (81)
  • Generator load Imbalance (46)
  • Generator over-current (50/51)
  • Generator overload (32)
  • Reverse power (32)

The controls features & functions include:

Engine Control

  • Automatic start/stop logic for gas and diesel engines
  • Engine Pre-glow or purge control
  • Battery voltage monitoring
  • Speed monitoring with over speed protection
Mains Failure Recognition
  • 3 phase mains Over-/Under voltage monitoring
  • 2 phase Over-/Under frequency monitoring
  • Phase shift monitoring


Contact GCS for product specifications and technical manuals


Governor Control Systems || 3101 SW 3rd Avenue || Fort Lauderdale, FL 33315
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