LUL - T0514
Signalling equipment overhaul specification Train speed detection relay (style LT)
| Organization: | LUL |
| Publication Date: | 1 December 2017 |
| Status: | inactive |
| Page Count: | 50 |
scope:
This specification is written to comply with LU Standard S1202 'Signal Equipment Overhaul' in defining the requirements for the overhaul of all variants of train speed detection relays, style LT which are used in the signalling system on the LU.
Purpose
This specification details the overhaul requirements of the train speed detection relay, style LT which are used in the signalling system on the London Underground (LU)
Document History