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6 Cards in this Set
- Front
- Back
MCB |
Miniature Circuit Breaker |
|
MCB functions |
Over current - thermal action Short circuit - magnetic action |
|
HRC |
High rupturing capacity fuses |
|
HRC rupturing capacity vs MCB rupturing capacity |
80kA as opposed to 6kA |
|
Rewireable Fuses |
1kA, 2kA or 4kA |
|
MCB types |
Type B - tripping facor of 1.25 Type C - tripping factor of 1.5 Type D - tripping factor of 1.75-2.5 |