Electrician Red Seal · Question
A 'pancake' or tandem circuit breaker is designed to:
A tandem breaker is a space-saving device that contains two separate single-pole circuit breakers in a single standard-sized breaker casing. This allows for the
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Question: A 'pancake' or tandem circuit breaker is designed to:
Answer options:
- Provide both overload and ground fault protection.
- Allow two separate circuits to be controlled by a single handle. ✅ Allow two circuits to be installed in the panel space of one standard breaker.
- Provide protection for two phases in a single device.
Correct answer: Allow two circuits to be installed in the panel space of one standard breaker.
Explanation: A tandem breaker is a space-saving device that contains two separate single-pole circuit breakers in a single standard-sized breaker casing. This allows for the termination of two circuits in the space normally occupied by one, but their use is restricted by the panel's design.
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