How is plant protected by an MCB?
A)Micro circuit breaker switch opens on detecting excess current
B)MCB means manual circuit breaker switch at a distribution board
C)Building management computer system detects faults and trips main circuit breaker to the plant room where a fault occurred
D)MCB means moulded case breaker cartridge fuse for each plant circuit at main switchboard
E)It is a thermal overload switch

Question

Quizplus · Accepted Answer

An MCB (Miniature Circuit Breaker) automatically opens the circuit when it detects excess current, protecting the plant from electrical faults.

How Is Plant Protected by an MCB