NR/L3/ELP/27240/NR/D/C34D
Routine Maintenance of the AC/DC Interface Programmable Logic Controller (PLC) at Ludgate Cellars Substation
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| Organization: | NR |
| Publication Date: | 5 December 2020 |
| Status: | active |
| Page Count: | 4 |
scope:
Includes: This document details the routine maintenance to be carried out on the Programmable Logic Controller (PLC) for the main D.C. Contactors at
Ludgate Cellars Substation (see figure 1).
Excludes: These instructions do not include the routine maintenance of either the main D.C. Contactors at Ludgate Cellars Substation or the Trackside
Slave Contactors (TSC) at Blackfriars station.
Document History
NR/L3/ELP/27240/NR/D/C34D
December 5, 2020
Routine Maintenance of the AC/DC Interface Programmable Logic Controller (PLC) at Ludgate Cellars Substation
Includes: This document details the routine maintenance to be carried out on the Programmable Logic Controller (PLC) for the main D.C. Contactors at
Ludgate Cellars Substation (see figure 1)....