BS-519 › Historical Revision Information
Specification for tractive armature direct current neutral-polar line relays for railway signalling

BS-519 - 1950 EDITION - CANCELLED
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Specification for tractive armature direct current neutral-polar line relays for railway signalling

Keywords

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

To find similar documents by classification:

29.120.70 (Relays)

45.040 (Materials and components for railway engineering)

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Document Number

BS 519:1950

Revision Level

1950 EDITION

Status

Cancelled

Publication Date

July 14, 1950

Page Count

16

ISBN

0580008061

Committee Number

GEL/9