NR/L3/ELP/27240/NR/DIST 1
Isolation and Earthing of Autotransformer Feeder Cables Installed as Part of the -25 - 0 - +25kV Autotransformer System between Welwyn B ATFS and Hitchin SATS
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| Organization: | NR |
| Publication Date: | 2 March 2019 |
| Status: | inactive |
| Page Count: | 4 |
scope:
Includes: The following instructions apply only to intrusive works on along track insulated autotransformer feeder cables between traction locations installed as part of the East Coast Main Line Power Supply Upgrade (Phase 1)
Excludes: 1) Works to reconnect disconnected ATF cable sheath joint bonds
2) Works adjacent to or around the autotransformer feeder cables or routes, as described in NR/L3/ELP/22001.
3) Bare autotransfomer feeder conductors and associated sections of cabled ATF, isolated as part of the OLE system
Document History
September 5, 2020
Isolation and Earthing of Autotransformer Feeder Cables Installed as Part of the -25 - 0 - +25kV Autotransformer System between Welwyn B ATFS and Hitchin SATS
Includes: The following instructions apply only to the isolation and earthing of a single or multiple Autotransformer Feeder Cable(s), for repair or planned works to...
NR/L3/ELP/27240/NR/DIST 1
March 2, 2019
Isolation and Earthing of Autotransformer Feeder Cables Installed as Part of the -25 - 0 - +25kV Autotransformer System between Welwyn B ATFS and Hitchin SATS
Includes: The following instructions apply only to intrusive works on along track insulated autotransformer feeder cables between traction locations installed as part of the East Coast Main Line...