DGMS Circulars In force
DGMS Electrical Approval No. 458 of 1999 — Flameproof cable coupler and adaptor up to 6.6 kV (Mine Line)
Issued by DGMS
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Summary
Renews under Regulation 181(3) of the Coal Mines Regulations, 1957 the DGMS approval for a flameproof cable coupler and adaptor rated to 6.6 kV/600 A by Mine Line for belowground coal-mine use.
Reproduced for public reference from the official source. Government regulations are in the public domain; always verify the current in-force text against the official publication.