Standard

BS EN 50578:2013

Railways applications. Direct current signalling relays

•

This European Standard gives requirements for direct current relays intended for safety-related applications in railway signalling installations.

This European Standard is applicable to monostable relays. However it can also be used as a guide for other relays such as with bistable relays.

Product Details

Descriptors

Repeaters

Dimensions

Marking

Switchgear

Relays

Pressure

Electrical resistance

Clearances

Armatures

Electrical equipment

Signal devices

Electric contacts

Railway equipment

Contact resistance

Railway signals

Voltage

Seatings

Electric terminals

Direct current

Railway fixed equipment

Neutral-polar relays

Electrical testing

ICS Codes

93.100 Construction of railways

Committee

GEL/9/1

International relationships

Identical to:

EN 50578:2013

ISBN

978 0 580 75609 2

Publisher

BSI