Electrician Red Seal · Question
A journeyperson is installing a new 200 A service for a single-family dwelling. What is the minimum size of copper bonding conductor required for a grounding electrode system consisting of a water pipe electrode and a ground rod, according to the Canadian Electrical Code (CEC)?
For a 200 A service, Table 16 in the CEC specifies a minimum copper bonding conductor size of No. 4 AWG. This conductor connects the service equipment to the gr
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Question: A journeyperson is installing a new 200 A service for a single-family dwelling. What is the minimum size of copper bonding conductor required for a grounding electrode system consisting of a water pipe electrode and a ground rod, according to the Canadian Electrical Code (CEC)?
Answer options:
- No. 6 AWG ✅ No. 4 AWG
- No. 2 AWG
- No. 1/0 AWG
Correct answer: No. 4 AWG
Explanation: For a 200 A service, Table 16 in the CEC specifies a minimum copper bonding conductor size of No. 4 AWG. This conductor connects the service equipment to the grounding electrode system.
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