MCB - Miniature circuit breaker- 5- 50 amp
MCCB - moduled case circuit breaker 50-1500amp
ACB- Air Circuit breaker- 400-2000amps
Acb safeties
- Arc runner arc chutes
- Breaker open fast before taking out acb
- Simultaneous closing of all 3 units of each phase.
- Breaking speed as High as possible.
Comments
Post a Comment