NR NR/SP/ELP/21085 ISSUE 2 PDF

NR NR/SP/ELP/21085 ISSUE 2 PDF

Name:
NR NR/SP/ELP/21085 ISSUE 2 PDF

Published Date:
04/01/2006

Status:
[ Revised ]

Description:

Specification for Design of Earthing and Bonding Systems for 25 kV A.C. Electrified Lines

Publisher:
Network Rail

Document status:
Active

Format:
Electronic (PDF)

Delivery time:
10 minutes

Delivery time (for Russian version):
200 business days

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Choose Document Language:
$18.6
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SUPERSEDED BY NR/L2/ELP/21085

This specification applies to earthing and bonding systems installed on 25 kV A.C. Electrified Lines.

Bonding required exclusively for signalling purposes is outside the scope of this specification.

Purpose

This specification states the requirements for the design of the earthing and bonding necessary to provide a continuous return circuit for traction load current and return path for fault current back to feeder stations and to ensure that accessible voltages and touch voltages of unacceptable levels do not occur on 25 kV A.C. Electrified Lines.

The document is to be read in conjunction with the relevant procurement specification.


Edition : 2
File Size : 1 file , 290 KB
Number of Pages : 43
Published : 04/01/2006

History

NR NR/L2/ELP/21085 ISSUE 7
Published Date: 03/02/2024
Earthing and Bonding on A.C. Electrified Railways
$35.4
NR NR/L2/ELP/21085 ISSUE 6
Published Date: 09/03/2022
Earthing and Bonding on A.C. Electrified Railways
$35.4
NR NR/L2/ELP/21085 ISSUE 5
Published Date: 12/04/2021
Earthing and Bonding on A.C. Electrified Railways
$35.4
NR NR/L2/ELP/21085 ISSUE 4
Published Date: 06/06/2020
Earthing and Bonding on A.C. Electrified Railways
$35.4
NR NR/SP/ELP/21085 ISSUE 3
Published Date: 04/01/2007
Specification for the Design of Earthing and Bonding Systems for 25 kV A.C. Electrified Lines
$18.6
NR NR/SP/ELP/21085 ISSUE 2
Published Date: 04/01/2006
Specification for Design of Earthing and Bonding Systems for 25 kV A.C. Electrified Lines
$18.6
NR RT/E/S/21085 ISSUE 1
Published Date: 10/01/1998
Design of Earthing and Bonding Systems for 25 KV A.C. Electrified Lines
$18.6

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