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BS 787-4:1972

Specification for mining type flameproof gate-end boxes - Gate-end boxes for drilling machines (for use on 3-phase a.c. circuits up to 650 V)

Standard Details

For controlling electrically operated drilling machines. Service conditions; ratings, design, construction and means of protection; test requirements.

General Information

Status : Confirmed
Standard Type: Main
Document No: BS 787-4:1972
Document Year: 1972
Pages: 18
  • Section Volume:
  • GBM19 Electrical Accessories & Special Equipment (GMB19)
  • ICS:
  • 29.130.20 Low voltage switchgear and controlgear
  • 29.260.20 Electrical apparatus for explosive atmospheres

Life Cycle

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Confirmed
BS 787-4:1972
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