Specification for 1.9/3.3 kV, 300 A bolted flameproof cable couplers and adaptors (including 380/660 V and 640/1100 V, 300 A adaptors) for use in coal mines— 34 стр.
Valves, gauges and other safety fittings for application to boilers and to piping installations for and in connection with boilers, Specification for valves, mountings and fittings— 20 стр.
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 in mines— 28 стр.
