BICSI
RCDDV15 · Question #276
A MINIMUM separation distance of 305 mm (12 in) between telecommunication cables and power cables with EMI exceeding 5 kVA is acceptable in which of the following cases?
The correct answer is A. Power cables are unshielded, while telecommunication cables are enclosed in a grounded metal. See the full explanation below for the reasoning.
Electrical Protection and Grounding
Question
A MINIMUM separation distance of 305 mm (12 in) between telecommunication cables and power cables with EMI exceeding 5 kVA is acceptable in which of the following cases?
Options
- APower cables are unshielded, while telecommunication cables are enclosed in a grounded metal
- BPower cables are unshielded, while telecommunication cables are enclosed in a non-metal
- CPower cables are unshielded and enclosed in a grounded metal conduit, while telecommunication
How the community answered
(16 responses)- A81% (13)
- B6% (1)
- C13% (2)
Topics
#EMI separation distance#grounded metal conduit#power cable separation#electromagnetic interference
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