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LUL - S1922

Requirements for Electric Track Equipment

active, Most Current
Organization: LUL
Publication Date: 1 October 2020
Status: active
Page Count: 37
scope:

This standard is to be used by traction system designers, ETE suppliers and maintainers.

This standard:

a) defines the minimum requirements for the performance of the ETE system

b) defines the specific requirements for Track Isolating Switches

c) defines the minimum acceptable condition and maintenance periodicities for ETE including:

I) DC Cables and Terminations;

II) Conductor Rail Bonds;

III) Traction Bleed Resistors (when mounted trackside);

IV) Low Current DC Track Connections;

V) Track Isolating Switches;

VI) Circuit breakers (not encompassed by S1109 but including trackside siding contactors);

VII) Disconnection Panels;

VIII) Emergency Gap Jumper Cables and their storage cabinets;

IX) Equipment for Depot Shed Shore Supplies;

X) Equipment permanently connected to the conductor rails to indicate the presence of traction voltage (P-CRID).

This standard excludes the requirements for equipment within the traction supply substation and the conductor rails.

Purpose

The purpose of this standard is to provide the minimum requirements for Electrical Track Equipment (ETE) used to control the delivery of the DC traction supply to London Underground's conductor rail network, including main lines, depots, sidings and shore supplies in depot sheds.

Document History

S1922
October 1, 2020
Requirements for Electric Track Equipment
This standard is to be used by traction system designers, ETE suppliers and maintainers. This standard: a) defines the minimum requirements for the performance of the ETE system b) defines the...
May 1, 2015
Requirements for Electrical Track Equipment
a) defines the minimum requirements for the performance of the ETE system; b) defines the specific requirements for Track Isolating Switches; c) defines the minimum acceptable condition for ETE...
May 1, 2015
Requirements for Electrical Track Equipment
This standard: a) defines the minimum requirements for the performance of the ETE system; b) defines the specific requirements for Track Isolating Switches; c) defines the minimum acceptable...

References

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