Replaces |
BS 3939 Section 29:1978, BS 3939 Section 23:1978, BS 3939 Section 26:1970, BS 3939 Section 24:1970, BS 3939 Section 25:1970, BS 3939 Section 20:1968, BS 3939:Guiding principles:1970, BS 3939:Introduction:1966, BS 3939 Section 30:1978, BS 3939 Section 27:1972, BS 3939 Section 22:1971, BS 3939 Section 9:1967, BS 3939 Section 28:1972
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Descriptors |
Equalisers, Electrical installations, Wire transmission (telecommunication), Installation, Energy supply systems (buildings), Graphic symbols, Electric power stations, Amplifiers, Electric wiring systems, Architectural drawings, Electrically-operated devices, Electric sockets, Indoor electric equipment, Attenuators, Electric substations, Switches, Cable television, Symbols, Lighting equipment, Graphic representation, Couplers, Electric lamps, Electric power transmission, Plans, Electric power transmission lines, Electric cables, Electric conductors, Circuit diagrams
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