NR BR 963
Specification for Miniature Twin Tractive Armature D.C. Slow-Acting Neutral Line Relay Unit, Plug-In Type, for Railway Signalling Purposes
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| Organization: | NR |
| Publication Date: | 1 September 1982 |
| Status: | active |
| Page Count: | 34 |
scope:
This specification relates to design requirements twin tractive amture D.C. slow acting neutral line relays of the plug-in type for use in railway signaling circuits.
Document History
NR BR 963
September 1, 1982
Specification for Miniature Twin Tractive Armature D.C. Slow-Acting Neutral Line Relay Unit, Plug-In Type, for Railway Signalling Purposes
This specification relates to design requirements twin tractive amture D.C. slow acting neutral line relays of the plug-in type for use in railway signaling circuits.
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