What should be the minimum clearance for laying power cables near communication lines?

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ISRO (VSSC) Technical Assistant Electrical 2016 Official Paper
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  1. 0.2 m horizontally and vertically
  2. 0.6 m horizontally and vertically
  3. 1 m horizontally and vertically
  4. 1.5 m horizontally and vertically

Answer (Detailed Solution Below)

Option 2 : 0.6 m horizontally and vertically
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The power cable of a voltage exceeding 33 kV shall be laid at a minimum depth of 1.2 meters.

Underground telecommunication cable shall be at a distance of 0.6 m horizontally and vertically with an underground power cable of a voltage exceeding 33 kV.
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