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BS EN 50123-2:2003

Current

Current

The latest, up-to-date edition.

Railway applications. Fixed installations. D.C. switchgear D.C. circuit breakers

Available format(s)

Hardcopy , PDF

Language(s)

English

Published date

11-07-2003

1 Scope
2 Normative references
3 Definitions
4 Service requirements
5 Characteristics of the circuit breaker
  5.1 Enumeration of the characteristics
  5.2 Type of circuit breaker
  5.3 Rated values and limit values for the main
       circuit
  5.4 Control circuits
  5.5 Auxiliary contacts and circuits
  5.6 Releases
  5.7 Arc voltage
6 Construction
  6.1 General
  6.2 Circuit breaker enclosures
  6.3 Temperature-rises
  6.4 Dielectric strength
  6.5 Electrical and mechanical endurance
  6.6 Operation
  6.7 Corrosion protection
  6.8 Noise emission
  6.9 Cooling
  6.10 Servo-control (where applicable)
  6.11 Other facilities
7 Information and marking
  7.1 Information
  7.2 Marking
8 Tests
  8.1 General
  8.2 Applicable tests and test sequence
  8.3 Performance of tests
Annex A (informative) Information required
  A.1 General
  A.2 Procurement specification
  A.3 Manufacturer's specification
Tables

Specifies requirements for d.c. circuit breakers for use in stationary installations of traction systems.

Committee
GEL/9
DevelopmentNote
Supersedes 01/206786 DC To be read in conjunction with BS EN 50123-1 (07/2003)
DocumentType
Standard
Pages
30
PublisherName
British Standards Institution
Status
Current
Supersedes

Standards Relationship
NBN EN 50123-2 : 2003 Identical
UNE-EN 50123-2:2004 Identical
SN EN 50123-2 : 2003 Identical
DIN EN 50123-2 : 2003-11 Identical
EN 50123-2:2003 Identical
NF EN 50123-2 : 2004 Identical
NEN EN 50123-2 : 2003 Identical
I.S. EN 50123-2:2003 Identical

IEC 60243-1:2013 Electric strength of insulating materials - Test methods - Part 1: Tests at power frequencies
IEC 60112:2003+AMD1:2009 CSV Method for the determination of the proof and the comparative tracking indices of solid insulating materials
EN 50124-2:2017 Railway applications - Insulation coordination - Part 2: Overvoltages and related protection
EN 60129:1994/A2:1996 ALTERNATING CURRENT DISCONNECTORS AND EARTHING SWITCHES
HD 214 : 200S2 RECOMMENDED METHOD FOR DETERMINING THE COMPARATIVE TRACKING INDEX OF SOLID INSULATING MATERIALS UNDER MOIST CONDITIONS
EN 50122-1:2011/A4:2017 RAILWAY APPLICATIONS - FIXED INSTALLATIONS - ELECTRICAL SAFETY, EARTHING AND THE RETURN CIRCUIT - PART 1: PROTECTIVE PROVISIONS AGAINST ELECTRIC SHOCK
IEC 60050-811:1991 International Electrotechnical Vocabulary (IEV) - Part 811: Electric traction
IEC 60050-605:1983 International Electrotechnical Vocabulary (IEV) - Part 605: Generation, transmission and distribution of electricity - Substations
IEC 60099-4:2014 Surge arresters - Part 4: Metal-oxide surge arresters without gaps for a.c. systems
IEC 60050-441:1984 International Electrotechnical Vocabulary (IEV) - Part 441: Switchgear, controlgear and fuses
EN 50122-2:2010 RAILWAY APPLICATIONS - FIXED INSTALLATIONS - ELECTRICAL SAFETY, EARTHING AND THE RETURN CIRCUIT - PART 2: PROVISIONS AGAINST THE EFFECTS OF STRAY CURRENTS CAUSED BY D.C. TRACTION SYSTEMS
EN 60099-4:2014 Surge arresters - Part 4: Metal-oxide surge arresters without gaps for a.c. systems
HD 588.1 : S1 AMD 1 HIGH VOLTAGE TEST TECHNIQUES - GENERAL DEFINITIONS AND TEST REQUIREMENTS
IEC 60850:2014 Railway applications - Supply voltages of traction systems
EN 60099-1:1994/A1:1999 SURGE ARRESTERS - PART 1: NON-LINEAR RESISTOR TYPE GAPPED SURGE ARRESTERS FOR A.C. SYSTEMS
EN 60947-1:2007/A2:2014 LOW-VOLTAGE SWITCHGEAR AND CONTROLGEAR - PART 1: GENERAL RULES (IEC 60947-1:2007/A2:2014)
EN 60507:2014 Artificial pollution tests on high-voltage ceramic and glass insulators to be used on a.c. systems
IEC 60694:1996+AMD1:2000+AMD2:2001 CSV Common specifications for high-voltage switchgear and controlgear standards
IEC 60085:2007 Electrical insulation - Thermal evaluation and designation
EN 50124-1:2017 Railway applications - Insulation coordination - Part 1: Basic requirements - Clearances and creepage distances for all electrical and electronic equipment
EN 60298:1996/A11:1999 A.C. METAL-ENCLOSED SWITCHGEAR AND CONTROLGEAR FOR RATED VOLTAGES ABOVE 1 KV AND UP TO AND INCLUDING 52 KV
EN 50329:2003/A1:2010 RAILWAY APPLICATIONS - FIXED INSTALLATIONS - TRACTION TRANSFORMERS
EN 50125-2:2002/corrigendum:2010 RAILWAY APPLICATIONS - ENVIRONMENTAL CONDITIONS FOR EQUIPMENT - PART 2: FIXED ELECTRICAL INSTALLATIONS
IEC 60129:1984 Alternating current disconnectors and earthing switches
EN 50119 : 2009 AMD 1 2013 RAILWAY APPLICATIONS - FIXED INSTALLATIONS - ELECTRIC TRACTION OVERHEAD CONTACT LINES
EN 60694:1996/A2:2001 COMMON SPECIFICATIONS FOR HIGH-VOLTAGE SWITCHGEAR AND CONTROLGEAR STANDARDS
EN 50327 : 2003 AMD 1 2005 RAILWAY APPLICATIONS - FIXED INSTALLATIONS - HARMONISATION OF THE RATED VALUES FOR CONVERTER GROUPS AND TESTS ON CONVERTER GROUPS
HD 566 : 200S1 THERMAL EVALUATION AND CLASSIFICATION OF ELECTRICAL INSULATION
IEC 60529:1989+AMD1:1999+AMD2:2013 CSV Degrees of protection provided by enclosures (IP Code)
IEC TS 61245:2015 Artificial pollution tests on high-voltage ceramic and glass insulators to be used on d.c. systems
IEC 60050-446:1983 International Electrotechnical Vocabulary (IEV) - Part 446: Electrical relays
IEC 60099-1:1991+AMD1:1999 CSV Surge arresters - Part 1: Non-linear resistor type gapped surge arresters for a.c. systems
IEC 60947-1:2007+AMD1:2010+AMD2:2014 CSV Low-voltage switchgear and controlgear - Part 1: General rules
EN 50163 : 2004 COR 2013 RAILWAY APPLICATIONS - SUPPLY VOLTAGES OF TRACTION SYSTEMS
EN 60243-1:2013 ELECTRIC STRENGTH OF INSULATING MATERIALS - TEST METHODS - PART 1: TESTS AT POWER FREQUENCIES (IEC 60243-1:2013)
HD 380 : 200S2 TEST METHODS FOR EVALUATING RESISTANCE TO TRACKING AND EROSION OF ELECTRICAL INSULATING MATERIALS USED UNDER SEVERE AMBIENT CONDITIONS
IEC 60587:2007 Electrical insulating materials used under severe ambient conditions - Test methods for evaluating resistance to tracking and erosion
IEC 60947-2:2016 Low-voltage switchgear and controlgear - Part 2: Circuit-breakers
EN 60529:1991/AC:2016-12 DEGREES OF PROTECTION PROVIDED BY ENCLOSURES (IP CODE) (IEC 60529 EDITION 2.2 CORRIGENDUM 2:2015)
IEC 60060-1:2010 High-voltage test techniques - Part 1: General definitions and test requirements
IEC 60507:2013 Artificial pollution tests on high-voltage ceramic and glass insulators to be used on a.c. systems
EN 60947-2:2017 Low-voltage switchgear and controlgear - Part 2: Circuit-breakers
EN 50328 : 2003 COR 2006 RAILWAY APPLICATIONS - FIXED INSTALLATIONS - ELECTRONIC POWER CONVERTERS FOR SUBSTATIONS
EN 50126 : 1999 RAILWAY APPLICATIONS - THE SPECIFICATION AND DEMONSTRATION OF RELIABILITY, AVAILABILITY, MAINTAINABILITY AND SAFETY (RAMS)
IEC 60298:1990 A.C. metal-enclosed switchgear and controlgear for rated voltages above 1 kV and up to and including 52 kV

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