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Electrical apparatus for explosive atmospheres


BS 4683-1:1971

Specification for electrical apparatus for explosive atmospheres. Classification of maximum surface temperatures

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BS 542:1973

Specification for cable glands and sealing boxes for association with apparatus for use at mines and quarries

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BS 1090:1970

Specification for flameproof hand-held electric drilling machines primarily for use in mines

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BS 7019:1989

Specification for fully screened 400 A bolted flameproof cable couplers and adaptors for use on systems up to and including 6.6 kV, primarily for use ...

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BS 7202:1989

Specification for non-incendive low voltage control/interlock and low voltage earth fault monitoring circuits for use in mines

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BS 5126-3:1993

Mining type flameproof supply and control units for use on systems up to 1100 V. Specification for air-cooled lighting transformer units

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BS 6182-1:1994

Intriniscally safe power supplies for use in coal mines. Specification for d.c. power supplies

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BS 6182-2:1982

Intrinsically safe power supplies for use in coal mines. Specification for a.c. power supplies

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BS 6182-3:1982

Intrinsically safe power supplies for use in coal mines. Specification for rechargeable battery units

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BS 6556-1:1985

Low speed digital signals for use in coal mines. Specification for optical coupling

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BS 6556-2:1985

Low speed digital signals for use in coal mines. Specification for transformer coupling

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BS 6556-3:1985

Low speed digital signals for use in coal mines. Specification for message protocols

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