British Standards Institution

Sector: Manufacturing

Overview: Under the direction of GEL/9, is responsible for the UK input to CLC/SC 9XC and IEC/TC 9 for standards relating to AC and DC supply lines, both overhead and third rail type; ancillary circuits; machinery and equipment of special feature for traction in fixed plants; nstallations and safety requirements in fixed plants.

Committee standards activity

In Progress (10)

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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 CLC/TS 50729	traction units based ondedicated contact line sections Categories: Unclassified documents Drafting begins : 2024-09-05	Drafting
PD CLC/TS 50711	traction systems Categories: Unclassified documents Proposal begins :	Proposal
BS IEC 63453	. Categories: Electric traction equipment Public comment begins : 2023-06-19	Public comment
BS EN IEC 63488	BS EN 63488 Railway applications - Technical criteria for the coordinations in neutral-section passing system for train Categories: \| Railway engineering. General Public comment begins : 2024-12-09	Public comment
BS EN 50388-2	Fixed installations and rolling stock for railway applications - Technical criteria for the coordination between electric traction power supply systems and rolling stock to achieve interoperability. - Part 2: Stability and harmonics Categories: Electric traction equipment \| Railway rolling stock. General Public comment begins : 2024-01-02	Public comment
BS EN 50367:2020 Amd 2	Railways applications - Fixed installations and rolling stock - Criteria to achieve technical compatibility between pantographs and overhead contact line Categories: Electric traction equipment Public comment begins : 2024-07-15	Public comment
BS EN 50317	Railway applications - Current collection systems - Requirements for and validation of measurements of the dynamic interaction between pantographand overhead contact line Categories: Electric traction equipment \| Tractive stock Public comment begins : 2024-04-23	Public comment
BS EN 50122-3/A1	Fixed installations for railway applications - Electrical safety, earthing and the return circuit. Part 3: Mutual Interaction of AC and DC traction systems Categories: Fuses. Overcurrent protection devices \| Electric traction equipment Public comment begins : 2024-04-23	Public comment
BS EN 50122-2/A1	Fixed installations for railway applications - Electrical safety, earthing and the return circuit. Part 2: Provisions against the effects of stray currents caused by DC traction systems Categories: Fuses. Overcurrent protection devices \| Electric traction equipment Public comment begins : 2024-04-23	Public comment
BS EN 50122-1/A1	Fixed installations for railway applications - Electrical safety, earthing and the return circuit. Part 1: Protective provisions against electric shock Categories: Fuses. Overcurrent protection devices \| Electric traction equipment Public comment begins : 2024-04-23	Public comment

Published (36)

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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 CLC/TS 50641-2:2024	Fixed Installations for Railway Applications. Requirements for the validation of simulation tools used for the design of electric traction power supply systems. specific DC urban case Categories: Electric traction equipment Published standard begins : 2024-04-23	Published standard
PD CLC/TS 50152-4:2021	Railway applications. Fixed installations. Particular requirements for AC switchgear. AC metal-enclosed traction switchgear Categories: Switchgear and controlgear. High voltage \| Electric traction equipment Published standard begins : 2021-09-07	Published standard
PD CLC/TR 50646:2015	Railway Application. Fixed Installations. Specification for reversible d.c. substations Categories: Electric traction equipment Published standard begins : 2015-12-23	Published standard
BS EN 62924:2017	Railway applications. Fixed installations. Stationary energy storage system for DC traction systems Categories: Railway rolling stock. General Published standard begins : 2017-07-05	Published standard
BS EN 62621:2016+A1:2016	Railway applications. Fixed installations. Electric traction. Specific requirements for composite insulators used for overhead contact line systems Categories: Railway rolling stock \| Insulators \| Electric traction equipment \| Railway rolling stock. General Published standard begins : 2017-01-03	Published standard
BS EN 50641:2020	Railway applications. Fixed installations. Requirements for the validation of simulation tools used for the design of electric traction power supply systems Categories: Electric traction equipment Published standard begins : 2020-01-20	Published standard
BS EN 50633:2016	Railway applications. Fixed installations. Protection principles for AC and DC electric traction systems Categories: Electric traction equipment Published standard begins : 2016-08-16	Published standard
BS EN 50562:2018	Railway applications. Fixed installations. Process, protective measures and demonstration of safety for electric traction systems Categories: Electric traction equipment Published standard begins : 2018-03-02	Published standard
BS EN 50526-3:2016	Railway application. Fixed installations. D.C. surge arresters and voltage limiting devices. Application Guide Categories: Fuses. Overcurrent protection devices \| Electric traction equipment Published standard begins : 2016-01-15	Published standard
BS EN 50526-2:2014	Railway applications. Fixed installations. D.C. surge arresters and voltage limiting devices. Voltage limiting devices Categories: Electric traction equipment \| Fuses. Overcurrent protection devices Published standard begins : 2014-03-12	Published standard

Withdrawn (39)

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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.
DD ENV 50123-7-1:1999	Railway applications. Fixed installations. d.c. switchgear. Measurement, control and protection devices for specific use in d.c. traction systems. Application guide Categories: Switchgear and controlgear. Other \| Electric traction equipment Withdrawn begins : 2003-07-14	Withdrawn
DD CLC/TS 50562:2011	Railway applications. Fixed Installations. Process, measures and demonstration of safety for electric traction systems Categories: Electric traction equipment Withdrawn begins : 2018-03-02	Withdrawn
BS EN 62621:2016	Railway applications. Fixed installations. Electric traction. Specific requirements for composite insulators used for overhead contact line systems Categories: Insulators \| Electric traction equipment \| Railway rolling stock. General Withdrawn begins : 2017-01-03	Withdrawn
BS EN 50488:2020	Railway applications. Fixed installations. Electrical protective measures for working on or near an overhead contact line system and/or its associated return circuit Categories: Electric shock protection. Live working \| Railway engineering. General Withdrawn begins : 2021-02-17	Withdrawn
BS EN 50388:2012	Railway Applications. Power supply and rolling stock. Technical criteria for the coordination between power supply (substation) and rolling stock to achieve interoperability Categories: Electric traction equipment \| Railway rolling stock. General Withdrawn begins : 2012-10-01	Withdrawn
BS EN 50388:2005	Railway applications. Power supply and rolling stock. Technical criteria for the coordination between power supply (substation) and rolling stock to achieve interoperability Categories: Electric traction equipment \| Railway rolling stock. General Withdrawn begins : 2010-09-01	Withdrawn
BS EN 50367:2020	Railway applications. Fixed installations and rolling stock. Criteria to achieve technical compatibility between pantographs and overhead contact line Categories: Electric traction equipment Withdrawn begins : 2023-11-17	Withdrawn
BS EN 50367:2012+A1:2016	Railway applications. Current collection systems. Technical criteria for the interaction between pantograph and overhead line (to achieve free access) Categories: Electric traction equipment Withdrawn begins : 2020-09-03	Withdrawn
BS EN 50367:2012	Railway applications. Current collection systems. Technical criteria for the interaction between pantograph and overhead line (to achieve free access) Categories: Electric traction equipment Withdrawn begins : 2012-06-15	Withdrawn
BS EN 50345:2004	Railway applications. Fixed installations. Electric traction. Insulating synthetic rope assemblies for support of overhead contact lines Categories: Electric traction equipment Withdrawn begins : 2009-07-29	Withdrawn

Message Committee Become a committee member

Committee members

Nominating organizations

31.01.2018 Address updated
ABB Ltd
AECOM
Associate Committee Manager
Atkins
B E A M A Limited - Association of Manufacturers Allied to the
B E A M A Networks
BRUSH Switchgear
Committee Manager (External)
Electrical and Electronic Industry
Enotrac
G A M B I C A Association Limited
High Speed Two (HS2) Ltd
Individual Capacity - Rail Expert
Institute of Railway Research
Light Rail Safety Standards Board
London Underground Ltd
Network Rail
R S S B - Rail Safety and Standards Board
Rail Delivery Group (Passenger Train Operators)
UK Power Networks
WSP

Liaisons with other committees

Chair – GEL/9
Convenor - CLC/TC9X/SC9XC/WG13
UK Expert - IEC/TC 9/WG 50
UK Expert – CLC/SC 9XC/WG 1
UK expert – CLC/TC 9X/SC 9XC/WG 7

BSI roles

BSI Contact
Committee Chair

Standards Development

GEL/9/3 - Railway Electrotechnical Applications - Fixed Equipment

Committee standards activity