LUL - T0527
Signalling equipment overhaul specification circuit breaker box (J and K trainstop)
| Organization: | LUL |
| Publication Date: | 1 May 2022 |
| Status: | active |
| Page Count: | 23 |
scope:
This specification should be used by all those when engaged in defining the requirements for the overhaul of the C.B. Box (J and K trainstops), items which are used in the signalling system on the LU. This specification is written to comply with engineering standard S1202.
Note: The specification hierarchy which supports these requirements is detailed in Attachment 9.3 to this specification.
Purpose
This specification has been written to detail the overhaul requirements of the Circuit Breaker Box (C.B. Box) used in the style 'J' and style 'K' trainstops which are used in the signalling system on the London Underground (LU).
Document History