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: | 5 September 2020 |
| Status: | active |
| Page Count: | 4 |
scope:
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 the cable core or sheath, or reconnection of sheath bonds
disconnected as part of the isolation & earthing process.
Excludes: 1) Works to reconnect disconnected ATF cable sheath joint bonds
2) Works adjacent to or around the autotransformer feeder cables or
3) Bare autotransfomer feeder conductors and associated sections of
Document History
NR/L3/ELP/27240/NR/DIST 1
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...
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...