Includes: This document sets out the instructions to be carried out in connection with the issue and cancellation of Certificate of Isolation to place the Trackside Slave Contactors (TSC) at Blackfriars station (see figure 1) to enable maintenance work / testing to be carried out. Excludes: These...
Includes: This document details the routine maintenance to be carried out on the Trackside Slave Contactors (TSC) at Blackfriars station (see figure 1). Excludes: These instructions do not include the routine maintenance of main D.C. contactor suites at Ludgate Cellars Substation, that operate the...
Includes: This instruction describes how to test D.C. frame leakage protection installed on Balfour Beatty GE-RAPID switchboards using the DCP116 protection relay. It follows the methodology that tests stage 1 and stage 2 separately however a single test may be undertaken if agreement is reached...
Includes: This document sets out the instructions to be carried out in connection with the issue and cancellation of Certificate of Isolation for the DC Voltage Monitoring (VM) panels installed at Ludgate Cellars substation (see figure 1) to enable maintenance work / testing to be carried...
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...
Includes: This document sets out the instructions to be carried out in connection with the issue and cancellation of Certificate of Isolation of Rectifiers R3, R4, R5 & R6 at Ludgate Cellars Substation to enable maintenance work / testing to be carried out. Excludes: These instructions do not...
Includes: This instruction describes how to test D.C. frame leakage protection installed on Hawker Sidderley Switchgear (HSS) NDC4 switchboards. These switchboards do not require and are not fitted with second stage frame leakage. Excludes: All other types of frame leakage protection
Includes: There are three main generations of the MM74 switchboards. This instruction describes how to test D.C. frame leakage protection installed on Whipp & Bourne 2nd and 3rd generation. Stage 1 and stage 2 are tested separately however a single test may be undertaken if agreement is reached...
Includes: This instruction covers the routine maintenance of Hawker Sidderley Switchgear (HSS) Hawkgas 25 kV SMOS (structure mounted outdoor switchgear).
Includes: This instruction covers the procedure for the routine maintenance of D.C. Voltage Monitoring (VM) panels installed at Ludgate Cellars substation (see figure 1). Excludes: These instructions do not include the routine maintenance of main D.C. contactor suites at Ludgate Cellars Substation...
Includes: This instruction describes how to test D.C. frame leakage protection installed on Secheron UR36 and UR40 switchboards. It follows the existing work instruction methodology that tests stage 1 and stage 2 separately however a single test may be undertaken if agreement is reached with the...
Includes: This instruction describes how to test D.C. frame leakage protection installed on Siemens 8MF94 1st generation switchboards. These switchboards are fitted with second stage frame leakage. It follows the existing work instruction methodology that tests stage 1 and stage 2 separately...
Includes: This document sets out the instructions to be carried out in connection with the issue and cancellation of Certificate of Isolation to place the D.C. contactor suite into maintenance mode to enable work / testing to be carried out. Excludes: These do not include the methodology of...
Includes: 25 kV A.C. RATS (Rationalised Auto-transformer System) automation and IPC (Integrated Protection and Control) equipment, installed at Wales and Western ATFS, MPATS, SATS and ATS substation sites and Track Sectioning Switch Control Cubicles (TSSCCs) between Maidenhead MPATS and Canton ATFS...
Includes: This instructions provides guidance of how Frame Leakage protection functions and where the details of routine testing of D.C. Frame Leakage installed on D.C. electrified lines can be found. Excludes: -
Includes: This document details the routine maintenance to be carried out on the Main D.C. Contactors at Ludgate Cellars Substation (see figure 1). Excludes: These instructions do not include the routine maintenance of the Trackside Slave Contactors (TSC) at Blackfriars station, that are associated...
Includes: ABB SMOS Light Switchgear pallets and busbars, installed at Western Route 25 kV substations and sites, west of Maidenhead. Table 1 shows the different equipment types included on the different pallet types.
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