Electrician Red Seal · Question
An electrician is installing a new service mast for a single-family dwelling. What is the minimum vertical clearance required by the Canadian Electrical Code (CEC) from the lowest point of the service conductors to a publicly accessible window that can be opened?
CEC Rule 12-3000(4) states that service conductors passing adjacent to a window, door, or other opening in a building accessible from grade or from a balcony sh
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Question: An electrician is installing a new service mast for a single-family dwelling. What is the minimum vertical clearance required by the Canadian Electrical Code (CEC) from the lowest point of the service conductors to a publicly accessible window that can be opened?
Answer options:
- 900 mm (3 feet)
- 1.5 metres (5 feet) ✅ 2.5 metres (8 feet 2 inches)
- 3 metres (10 feet)
Correct answer: 2.5 metres (8 feet 2 inches)
Explanation: CEC Rule 12-3000(4) states that service conductors passing adjacent to a window, door, or other opening in a building accessible from grade or from a balcony shall not be less than 2.5 metres (8 feet 2 inches) above the opening.
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