BS 519:1950

BS 519:1950


Full Specification Given Below:

Standard BS 519:1950
Title Identifier Specification for tractive armature direct current neutral-polar line relays for railway signalling
Status CU
Publication Date 14/07/50
Committee GEL/9
Approximate Price 52.00
Notes
ISBN 0 580 00806 1
Pages 16
International Equivalent
Descriptors Relays, Switchgear, Armatures, Railway signals, Railway equipment, Railway fixed equipment, Dimensions, Seatings, Repeaters, Electric contacts, Contact resistance, Pressure, Electric terminals, Marking, Electrical testing, Voltage, Direct current, Electrical resistance, Clearances, Neutral-polar relays, Electrical equipment, Signal devices, Railway applications
Cross references BS 442
Replaces
Replaces Notes
Replaced By
Replaced by Notes


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