Electrician Red Seal · Question
What is the minimum bending radius for a 75 mm (3") rigid PVC conduit?
CEC Rule 12-1110 and Table 21 specify minimum radii for field bends in rigid non-metallic conduit. For a 75 mm trade size conduit, the minimum radius is 530 mm.
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Question: What is the minimum bending radius for a 75 mm (3") rigid PVC conduit?
Answer options:
- 450 mm ✅ 530 mm
- 650 mm
- 820 mm
Correct answer: 530 mm
Explanation: CEC Rule 12-1110 and Table 21 specify minimum radii for field bends in rigid non-metallic conduit. For a 75 mm trade size conduit, the minimum radius is 530 mm.
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