Major Components of Disconnect Switches

 

The ROMAC video content presented here requires a more recent version of the Adobe Flash Player. If you are using a browser with JavaScript disabled please enable it now. Otherwise, please update your version of the free Flash Player by downloading here.
Watch ROMAC Intro Video

Product Center > Disconnect Switches

Major Components of Disconnect Switches


Low-voltage disconnect switch parts and subassemblies include but are not limited to:
  • Frame or enclosure
  • Insulating system
  • Current carrying components
  • Contact systems
  • Arc extinguishers
  • Operating mechanism
  • Interlocks
  • Auxiliary or pilot devices

Medium-voltage disconnect switch parts and subassemblies include but are not limited to:
  • Enclosure
  • Interlocks
  • Interphase barriers
  • Arc extinguishers
  • Arcing contacts or blades
  • Live parts such as fuse holders
  • Operating mechanism
  • Spring charging motor
  • Push rods
  • Vacuum bottles
  • Shunt trip assembly
  • Thermostat
  • Space heater
  • Door closures
  • Viewing window
  • Limit switches
  • Control circuit
  • Voltage transformer
  • Current transformer
  • Control power transformer
  • Protective relays
  • Insulating materials or devices
  • Bus
  • Bus barriers
  • Cable terminations