Lockey 60Amp Nylon PA Miniature Circuit Breaker Lockout Mcb Locks POS Pin In Standard
Part No.: POS
Miniature Circuit Breaker Lockout
Part No. | Description |
POS | POS (Pin Out Standard), 2 holes required, fit up to 60Amp |
PIS | PIS (Pin In Standard), 2 holes required, fit up to 60Amp |
POW | POW (Pin Out Wide), 2 holes required, fit up to 60Amp |
TBLO | TBLO (Tie Bar Lockout), no hole in breakers required |
Introduction to circuit breaker lock
Circuit breaker locks is a kind of electrical protection appliance, particularly relates to a kind of used to prevent the breaker is wrong operation of locks, circuit breaker is able to close, loading and open circuit loop current, under the condition of normal and can close, within the prescribed time and open circuit abnormal circuit conditions (including short circuit conditions) under the current switch devices.
1.lockout and tagout procedure
1 purpose
Anything that might cause injury to personnel in equipment maintenance inspection operations (such as in an airtight container or rotating equipment, etc.), must cut off all the energy source on the equipment (including electricity, gas) and effectively locking control, in order to prevent the equipment when working suddenly starts, so as to ensure the personal safety of maintenance inspection personnel.
2 relevant personnel
Field maintenance personnel, field maintenance responsible personnel, central control room operator, electrician
3 steps
3.1 determine the equipment to be locked during power failure
According to the needs of maintenance work, fill in the declaration to stop sending electricity ticket, by the maintenance site electrical responsible person to determine the power should be locked equipment, all may cause danger to the safety of personnel equipment are locked scope.
3.2 equipment blackout
By the dispatcher notice maintenance responsible person, the central control room, the relevant equipment power.
3.3 lock
Requirements for locking equipment:
For low voltage equipment, the corresponding control cabinet (box) must be locked
For the medium-voltage control equipment, close the relevant medium-voltage equipment and then lock the corresponding medium-voltage cabinet