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BSI 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)
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BSI 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)

PUBLISH DATE 1972
PAGES 18
BSI BS 787-4:1972

This British Standard specifies requirements for flameproof gate-end boxes designed primarily for use in the mining industry, on 3-phase a.c. circuits up to 650 V, for controlling one or two electrically-operated drilling machines.

NOTE The titles of the British Standards referred to in this standard are listed on page ii.

For controlling electrically operated drilling machines. Service conditions; ratings, design, construction and means of protection; test requirements.
SDO BSI: British Standards Institution
Document Number 787-4
Publication Date Jan. 25, 1972
Language en - English
Page Count 18
Revision Level
Supercedes
Committee W/-
Publish Date Document Id Type View
Jan. 25, 1972 BS 787-4:1972 Revision