LUL - T0528
Signalling equipment overhaul specification Tripcock tester (motorised and un-motorised)
| Organization: | LUL |
| Publication Date: | 1 April 2017 |
| Status: | inactive |
| Page Count: | 30 |
scope:
This specification is written to comply with engineering standard S1202 'Signal Equipment Overhaul' in defining the requirements for the overhaul of the two types of Tripcock Testers which are used extensively in the signalling system on LU.
The specification hierarchy which supports these requirements is detailed in Attachment 3 to this specification.
Purpose
This specification has been written to detail the overhaul requirements for the two types of Tripcock Testers which are used in the signalling system on the London Underground (LU).
Document History