Electrician Red Seal · Question
A Class 2 circuit is defined by what characteristic?
As defined in CEC Section 16, Class 2 circuits are characterized by their power-limited and voltage-limited source, which makes them safe from fire ignition and
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Question: A Class 2 circuit is defined by what characteristic?
Answer options:
- It is used exclusively for fire alarm systems.
- It operates at a voltage above 150V. ✅ It is supplied from a source with power and voltage limitations.
- It must always be installed in conduit.
Correct answer: It is supplied from a source with power and voltage limitations.
Explanation: As defined in CEC Section 16, Class 2 circuits are characterized by their power-limited and voltage-limited source, which makes them safe from fire ignition and electric shock hazards, allowing for less stringent wiring methods.
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- A residential garage is to be wired with a 15 A, 120 V duplex receptacle. According to the Canadian Electrical
- During a renovation of a commercial kitchen, an electrician needs to replace an old single-phase, 240 V, 5 kW
- A commercial kitchen is being renovated, and several new 4 kW, 208 V, single-phase electric ovens are being in
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