British Standards Institution

Sector: Manufacturing

Overview: Under the direction of the Standards Policy and Strategy Committee, is responsible for the UK input into CENELEC/TC 9X and IEC/TC 9, for standards relating to railway electrotechnical applications.

Committee standards activity

In Progress (65)

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Reference	Standards description	Status ? The standards development process is divided into chronological stages: Proposal; Drafting; Public comment; Comment resolution; Approval; Published standard.
PD IEC/TS 63498	Railway applications - System energy efficiency Categories: Unclassified documents Public comment begins :	Public comment
PD IEC/TS 62749 ED3	Assessment of power quality - Characteristics of electricity supplied bypublic networks Categories: Unclassified documents Comment resolution begins : 2025-06-04	Comment resolution
PD CLC/TS 50740:2025	Technical Specification for ground-based feeding systems for dynamic electric road charging infrastructure on road vehicles in operation Categories: Electric traction equipment Approval begins :	Approval
PD CLC/TS 50712	overhead lines on electrifiedroads Categories: Unclassified documents Drafting begins : 2021-09-24	Drafting
PD CLC/TR WI69752	Guidelines for the use of EN 45545-2 and EN 45545-5 for electronic equipment on board of rolling stock Categories: Unclassified documents Proposal begins :	Proposal
PD CEN/TS TS 50152-4	Railway applications - Fixed installations - Electric supply and earthing systems for public transport equipment and ancillary apparatus (Fixed installations) Categories: Unclassified documents Drafting begins : 2020-03-04	Drafting
BS IEC PWI 9-12 ED. 1.0	BS EN PWI 9-12 Ed. 1.0 Lithium-Ion Traction Batteries for Railways Applications Categories: Unclassified documents Public comment begins : 2024-11-19	Public comment
BS IEC 63438 Ed.1.0	BS IEC 63438 ED1 Railway applications - Fixed installations - Protection principles for AC and DC electric traction power supply systems Categories: Unclassified documents Approval begins : 2024-09-17	Approval
BS IEC 63076 Ed.1.0	Railway applications - Rolling stock - Electrical equipment in trolley buses - Safety requirements and current collection systems Categories: Rails and railway components Approval begins : 2019-09-02	Approval
BS IEC 62973-5 Ed.1.0	NO TITLE Categories: Rails and railway components Approval begins : 2023-08-04	Approval

Published (78)

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Reference	Standards description	Status ? The standards development process is divided into chronological stages: Proposal; Drafting; Public comment; Comment resolution; Approval; Published standard.
PD IEC/TS 62773:2014	Railway applications. Procedure to determine the performance requirements for radio systems applied to radio-based train control systems Categories: Railway rolling stock. General Published standard begins : 2014-06-20	Published standard
PD IEC/TS 62580-2:2016	Electronic railway equipment. On-board multimedia and telematic subsystems for railways. Video surveillance/CCTV services Categories: Railway rolling stock. General Published standard begins : 2016-06-15	Published standard
PD IEC/TS 61375-2-4:2017	Electronic railway equipment. Train communication network (TCN). TCN application profile Categories: Railway rolling stock. General Published standard begins : 2017-02-21	Published standard
PD IEC/TR 62267-2:2011	Railway applications. Automated urban guided transport (AUGT). Safety requirements. Hazard analysis at top system level Categories: Transport. Rail \| Railway rolling stock. General Published standard begins : 2011-05-13	Published standard
PD IEC/TR 61375-2-7:2014	Electronic railway equipment. Train communication network (TCN). Wireless Train Backbone (WLTB) Categories: Railway rolling stock. General Published standard begins : 2014-04-28	Published standard
PD CLC/TS 50712:2024	Railway applications. Current collection systems. Technical criteria for the interaction between pantograph and overhead contact lines on electrified roads Categories: Electric traction equipment \| Tractive stock Published standard begins : 2024-12-18	Published standard
PD CLC/TR 50750:2025	Report on the use of EN 45545-2 and EN 45545-5 for electronic equipment on board rolling stock Categories: Fire protection equipment \| Railway rolling stock. General Published standard begins : 2025-06-11	Published standard
PD CLC/TR 50718:2025	Guidelines for the use of EN 45545-2 for Ni-Cd batteries on board rolling stock Categories: Fire protection equipment \| Railway rolling stock. General Published standard begins : 2025-06-11	Published standard
PD CLC/TR 50624:2014	Railway applications. Functional Interface Specification. Pantograph System Categories: IT applications. Transport and trade Published standard begins : 2014-07-11	Published standard
PD CLC/TR 50623:2014	Railway applications. Functional Interface Specification. Door System Categories: IT applications. Transport and trade \| Trailing stock Published standard begins : 2014-07-11	Published standard

Withdrawn (84)

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Reference	Standards description	Status ? The standards development process is divided into chronological stages: Proposal; Drafting; Public comment; Comment resolution; Approval; Published standard.
PD R009-004:2001	Railway specifications. Systematic allocation of safety integrity requirements Categories: Railway engineering. General Withdrawn begins : 2007-06-08	Withdrawn
PD R009-003:1999	Railway applications. Guide to the specification of a guided transport system Categories: IT applications. Transport and trade \| Railway engineering. General Withdrawn begins : 2006-05-25	Withdrawn
PD R009-002:1999	Guide for the use of the terminology for testing procedures Categories: Railway engineering \| Railway engineering. General Withdrawn begins : 2006-05-25	Withdrawn
PD CLC/TS 50701:2021	Railway applications. Cybersecurity Categories: \| Railway engineering. General Withdrawn begins : 2023-08-21	Withdrawn
PD CLC/TS 50591:2013	Specification and verification of energy consumption for railway rolling stock Categories: Tractive stock Withdrawn begins : 2019-08-09	Withdrawn
PD CLC/TR 50718:2021	Guidelines for the use of EN 45545-2 for Ni-Cd batteries on board rolling stock Categories: Fire protection equipment \| Railway rolling stock. General Withdrawn begins : 2025-06-11	Withdrawn
PD CLC/TR 50542:2010	Railway applications. Communication means between safety equipment and man-machine interfaces (MMI) Categories: IT applications. Transport and trade \| Railway engineering. General \| Railways construction Withdrawn begins : 2014-10-29	Withdrawn
PD CLC/TR 50542-2:2016	Railway applications. Driver's cab Train Display Controller (TDC). Part 2: Display systems FIS Categories: IT applications. Transport and trade \| Railway engineering. General Withdrawn begins : 2025-04-24	Withdrawn
PD CLC/TR 50542-1:2018	Railway applications. Driver's cab train display controller (TDC). General architecture Categories: IT applications. Transport and trade \| Railway engineering. General \| Railways construction Withdrawn begins : 2025-04-24	Withdrawn
PD CLC/TR 50542-1:2014	Railway applications. Driver's cab train display controller (TDC). General architecture Categories: IT applications. Transport and trade \| Railway engineering. General \| Railways construction Withdrawn begins : 2018-05-15	Withdrawn

Message Committee Become a committee member

Committee members

Nominating organizations

A S L E F - Associated Society of Locomotive Engineers and Fireman
Alstom Group
Associate Committee Manager
Atkins Global
AtkinsRéalis
British Cables Association
Committee Manager (External)
EnerSys Limited
Enotrac
Fluke Networks
Hitachi Rail Europe
Jacobs
Light Rail Safety Standards Board
Lloyds Register
London Underground Ltd
Megger Ltd
Mott MacDonald
Network Rail
Office of Rail Regulation
R I A - Railway Industry Association
R S S B - Rail Safety and Standards Board
RazorSecure
Siemens
T F L - Transport for London
TC9X WG10: EN 50500
Thales UK
WSP

Liaisons with other committees

Chair - GEL/9/-/3
Chair - GEL/9/1
Chair - GEL/9/2
Chair – GEL/9/-/2
Chair – GEL/9/-/4
Chair – GEL/9/3
Individual Capacity - Adelard LLP
Individual Capacity - BAS
Individual capacity - Electrification Engineer
Individual Capacity - Icomera
Individual Capacity - Mobius Networks
Liaison - GEL/603
U K Expert - WG14
UK Expert - CENELEC/TC 9X/WG 26
UK Expert - CLC/TC 9X/WG 31

BSI roles

BSI Contact
Committee Chair

Standards Development

GEL/9 - Railway Electrotechnical Applications

Committee standards activity