Main Switch Board Safeties

MSB Safeties
  • Ebonite Rod.
  • Rubber pad infront of switchboard.
  • Dead-front type switchboard.
  • 0.6 meter gap behind the switchboard.
  • Fuse
  • Circuit Breakers.
  • Earth Fault indicators.
  • Panel doors are earthed.
  • No water, steam or oil pipelines to pass in its vicinity.
  • Undervoltage Relay
  • Reverse Power trip.
  • Preferential trip.
  • Overcurrent trip
  • Arc Chut.
  • Short-circuit trip.

About the Author 
Mr.Vineeth Moozhikkara He is a marine engineer sailing with British Petroleum.He has keen interest on compiling marine exam notes.Catch him on Facebook.


>> Your Comments are always appreciated...
>> Discussion is an exchange of knowledge It Make the Mariner Perfect.... Please Discuss below...

  1. Door opening mechanism should be interlocked with power supply

  2. Can you explain generator droop simply, & how it works to share load in parallel

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