Generator protection relay SPAG 310 C

Not active product since 2007

The SPAG 310 C numerical generator protection relay applies for the protection of small and medium sized power generators. The generator protection relay is used in small hydro-power plants, thermal power stations and other stationary power plants. Further, the relay is approved for use in marine and off-shore applications on board large passenger ferries, service vessels, oil-drilling platforms, maintenance platforms, accommodation platforms, ice-breakers, etc.


  • Generator protection relay for small and medium sized power generators

Product benefits

  •  Protection of generator assets

Product features

  • Off-the-shelf generator protection relay for small and medium sized power generators
  • Three-phase time overcurrent and short-circuit protection
  • Single-stage reverse power protection
  • Two-stage overvoltage protection
  • Compact and robust mechanical design in an aluminium case to IP 54
  • Local man-machine communication via push-buttons and digital displays on the front panels of the relay modules
  • With or without serial interface for connection of the relay to higher-level systems
  • High immunity to electrical and electromagnetic interference
  • Continuous self-supervision of relay hardware and software for enhanced system reliability and availability
  • Auto-diagnostic fault indication to facilitate fault location and repair
  • Member of the SPACOM product family and ABB’s Substation Automation system 


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