BS EN 50578:2013
Current
Current
The latest, up-to-date edition.
Railways applications. Direct current signalling relays
Available format(s)
Hardcopy , PDF
Language(s)
English
Published date
31-07-2013
Publisher
Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Classification
5 Essential requirements of the relays and their construction
Bibliography
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