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BS 3101:1986 Specification for control and interlock circuits primarily associated with flameproof restrained plugs and sockets for use in coal mines
standard by BSI Group, 12/31/1986
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Full Description
Specifies characteristics and operating conditions, to ensure that components of control units both local and remote from the supply and control unit are interchangeable. Provides for optional interlock circuits and resistor proving systems.Cross References:
BS 1259
Mines and Quarries Act, 1954
Health and Safety at Work etc. Act 1974