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ELECTRICAL LEVEL 2 MODULE 10 QUESTIONS AND ANSWERS WITH SOLUTIONS 2024
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ELECTRICAL LEVEL 2 MODULE 10 QUESTIONS AND ANSWERS WITH SOLUTIONS 2024
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ELECTRICAL LEVEL 2 MODULE 10QUESTIONS AND ANSWERS WITH
SOLUTIONS 2024
Circuit breaker classification ranges - ANSWER 15A - 100A
125A - 225A
250A - 400A
500A - 1,000A
1,200A - 2,000A
A sustained overload is - ANSWER 3 hours or more
2 types of current ratings on circuit breakers - ANSWER Continuous current rating - (most common)
Fault current interrupting capacity
Circuit breakers are classified in frame sizes based to the - ANSWER Largest ampere rating of its range
100A
225A
400A
1,000A
2,000A
On an overload, the circuit breaker - ANSWER opens itself, or trips
Circuit breaker voltage ratings indicate - ANSWER the maximum electrical system voltage on which they
can be applied.
Circuit breakers can be rated for - ANSWER either alternating current (AC) or direct current (DC) or both
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