• There are no items in your cart

EN 50123-1:2003

Current
Current

The latest, up-to-date edition.

Railway applications - Fixed installations - D.C. switchgear - Part 1: General
Published date

02-28-2003

1 Scope
2 Normative references
3 Definitions
  3.1 General terms
  3.2 Performance characteristics
  3.3 Components
  3.4 Terms relating to d.c. circuit breakers,
      switch-disconnectors and associated relays
4 Service conditions and requirements
  4.1 Environmental conditions
  4.2 Insulation levels
5 Standard features and conventional assumptions
  5.1 Standard features and conventional parameters
      for the main circuit
  5.2 Standard features for auxiliary and control
      circuits
6 Temperature-rise limits
7 Tests
  7.1 General
  7.2 Test tolerances
  7.3 Tests on movable devices
  7.4 Temperature-rise test
  7.5 Dielectric tests
  7.6 Short circuit and load switching conditions
  7.7 Verification of the behaviour during short-time
      withstand current test
  7.8 Verification of the manual control device for
      sturdiness and position indicator reliability
Annex A (normative) Diagrams for tests
Annex B (normative) Environmental conditions for indoor
        installations
Annex C (normative) Search of critical currents for d.c.
        circuit breakers and switches
Annex D (informative) Recommended creepage distances
Annex E (informative) Determination of maximum energy
        fault location
Bibliography
Figures
Tables

The EN 50123 series specifies requirements for d.c. switchgear and controlgear and is intended to be used in fixed electrical installations with nominal voltage not exceeding 3 000 V d.c., which supply electrical power to vehicles for public guided transport, i.e. railway vehicles, tramway vehicles, underground vehicles and trolley-buses.Part 1 specifies general requirements.The other parts are coveringPart 2D.C. circuit breakers,Part 3Indoor d.c. disconnectors, switch-disconnectors and earthing switches,Part 4Outdoor d.c. disconnectors, switch-disconnectors and earthing switches,Part 5Surge arresters and low voltage limiters for specific use in d.c. systems,Part 6 D.C. switchgear assemblies,Part 7 1Measurement, control and protection devices for specific use in d.c. traction systems – Application guide,Part 7 2Measurement, control and protection devices for specific use in d.c. traction systems – Isolating current transducers and other current measuring devices,Part 7 3Measurement, control and protection devices for specific use in d.c. traction systems –Isolating voltage transducers and other voltage measuring devices

DocumentType
Standard
PublisherName
European Committee for Standards - Electrical
Status
Current

S.R. CLC/TR 50646:2015 RAILWAY APPLICATION - FIXED INSTALLATIONS - SPECIFICATION FORREVERSIBLE D.C. SUBSTATIONS
I.S. EN 50463-2:2017 RAILWAY APPLICATIONS - ENERGY MEASUREMENT ON BOARD TRAINS - PART 2: ENERGY MEASURING
NF EN 50123-2 : 2004 RAILWAY APPLICATIONS - FIXED INSTALLATIONS - D.C. SWITCHGEAR - PART 2: D.C. CIRCUIT BREAKERS
13/30251586 DC : 0 BS EN 50123-6:2003/AMD 1 - RAILWAY APPLICATIONS - FIXED INSTALLATIONS - D.C. SWITCHGEAR - PART 6: D.C. SWITCHGEAR ASSEMBLIES
PREN 50463-2 : DRAFT 2015 RAILWAY APPLICATIONS - ENERGY MEASUREMENT ON BOARD TRAINS - PART 2: ENERGY MEASURING
CEI EN 50125-2 : 2003 RAILWAY APPLICATIONS - ENVIRONMENTAL CONDITIONS FOR EQUIPMENT - PART 2: FIXED ELECTRICAL INSTALLATIONS
15/30329546 DC : 0 BS EN 50463-2 - RAILWAY APPLICATIONS - ENERGY MEASUREMENT ON BOARD TRAINS - PART 2: ENERGY MEASURING
BS EN 50463-2:2017 Railway applications. Energy measurement on board trains Energy measuring
PD CLC/TR 50646:2015 Railway Application. Fixed Installations. Specification for reversible d.c. substations
CEI EN 50123-2 : 2003 RAILWAY APPLICATIONS - FIXED INSTALLATIONS - D.C. SWITCHGEAR - PART 2: D.C. CIRCUIT BREAKERS
EN 50388 : 2012 COR 2013 RAILWAY APPLICATIONS - POWER SUPPLY AND ROLLING STOCK - TECHNICAL CRITERIA FOR THE COORDINATION BETWEEN POWER SUPPLY (SUBSTATION) AND ROLLING STOCK TO ACHIEVE INTEROPERABILITY
CLC/TS 50544:2010 Low voltage d.c. surge protective device for traction systems - Selection and application rules for surge arresters
EN 50123-6 : 2003 AMD 1 2014 RAILWAY APPLICATIONS - FIXED INSTALLATIONS - D.C. SWITCHGEAR - PART 6: D.C. SWITCHGEAR ASSEMBLIES
UNE-EN 50123-6:2004 Railway applications - Fixed installations - D.C. switchgear -- Part 6: D.C. switchgear assemblies
NF EN 50123-7-1 : 2004 RAILWAY APPLICATIONS - FIXED INSTALLATIONS - D.C. SWITCHGEAR - PART 7-1: MEASUREMENT, CONTROL AND PROTECTION DEVICES FOR SPECIFIC USE IN D.C. TRACTION SYSTEMS - APPLICATION GUIDE
08/30191365 DC : DRAFT OCT 2008 BS EN 50388 - RAILWAY APPLICATIONS - POWER SUPPLY AND ROLLING STOCK - TECHNICAL CRITERIA FOR THE COORDINATION BETWEEN POWER SUPPLY (SUBSTATION) AND ROLLING STOCK TO ACHIEVE INTEROPERABILITY
BS EN 50526-2:2014 Railway applications. Fixed installations. D.C. surge arresters and voltage limiting devices Voltage limiting devices
PREN 50388-1 : DRAFT 2017 RAILWAY APPLICATIONS - FIXED INSTALLATIONS AND ROLLING STOCK - TECHNICAL CRITERIA FOR THE COORDINATION BETWEEN TRACTION POWER SUPPLY AND ROLLING STOCK TO ACHIEVE INTEROPERABILITY - PART 1: GENERAL
S.R. CLC/TS 50544:2010 LOW VOLTAGE D.C. SURGE PROTECTIVE DEVICE FOR TRACTION SYSTEMS - SELECTION AND APPLICATION RULES FOR SURGE ARRESTERS
NF EN 50123-4 : 2004 AMD 1 2014 RAILWAY APPLICATIONS - FIXED INSTALLATIONS - D.C. SWITCHGEAR - PART 4: OUTDOOR D.C. DISCONNECTORS, SWITCH-DISCONNECTORS AND EARTHING SWITCHES
NF EN 50123-6 : 2004 AMD 1 2015 RAILWAY APPLICATIONS - FIXED INSTALLATIONS - D.C. SWITCHGEAR - PART 6: D.C. SWITCHGEAR ASSEMBLIES
UNE-EN 50388:2013 Railway Applications - Power supply and rolling stock - Technical criteria for the coordination between power supply (substation) and rolling stock to achieve interoperability
UNE-EN 50633:2017 Railway applications - Fixed installations - Protection principles for AC and DC electric traction systems
I.S. 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
DIN EN 50123-7-2 : 2003 RAILWAY APPLICATIONS - FIXED INSTALLATIONS - D.C. SWITCHGEAR - PART 7-2: MEASUREMENT, CONTROL AND PROTECTION DEVICES FOR SPECIFIC USE IN D.C. TRACTION SYSTEMS - ISOLATING CURRENT TRANSDUCERS AND OTHER CURRENT MEASURING DEVICES
NF EN 50123-7-2 : 2004 RAILWAY APPLICATIONS - FIXED INSTALLATIONS - D.C. SWITCHGEAR - PART 7-2: MEASUREMENT, CONTROL AND PROTECTION DEVICES FOR SPECIFIC USE IN D.C. TRACTION SYSTEMS - ISOLATING CURRENT TRANSDUCERS AND OTHER CURRENT MEASURING DEVICES
DD CLC/TS 50544:2010 Low voltage d.c. surge protective device for traction systems. Selection and application rules for surge arresters
11/30250871 DC : 0 BS EN 50388 - RAILWAY APPLICATIONS - POWER SUPPLY AND ROLLING STOCK - TECHNICAL CRITERIA FOR THE COORDINATION BETWEEN POWER SUPPLY (SUBSTATION) AND ROLLING STOCK TO ACHIEVE INTEROPERABILITY
BS EN 50123-4 : 2003 RAILWAY APPLICATIONS - FIXED INSTALLATIONS - D.C. SWITCHGEAR - PART 4: OUTDOOR D.C. DISCONNECTORS, SWITCH-DISCONNECTORS AND EARTHING SWITCHES
BS EN 50633:2016 Railway applications. Fixed installations. Protection principles for AC and DC electric traction systems
11/30213786 DC : 0 BS EN 50463-2 - RAILWAY APPLICATIONS - ENERGY MEASUREMENT ON BOARD TRAINS - PART 2: ENERGY MEASURING
CEI CLC/TS 50544 : 2011 LOW VOLTAGE D.C. SURGE PROTECTIVE DEVICE FOR TRACTION SYSTEMS - SELECTION AND APPLICATION RULES FOR SURGE ARRESTERS
I.S. EN 50123-5:2003 RAILWAY APPLICATIONS - FIXED INSTALLATIONS - D.C. SWITCHGEAR - SURGE ARRESTERS AND LOW-VOLTAGE LIMITERS FOR SPECIFIC USE IN D.C. SYSTEMS
EN 50463-2:2017 Railway applications - Energy measurement on board trains - Part 2: Energy measuring
CEI 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
BS EN 50123-5:2003 Railway applications. Fixed installations. D.C. switchgear Surge arresters and low-voltage limiters for specific use in d.c. systems
EN 50123-5:2003 Railway applications - Fixed installations - D.C. switchgear - Part 5: Surge arresters and low-voltage limiters for specific use in d.c. systems
17/30356581 DC : 0 BS EN 50388-1 - RAILWAY APPLICATIONS - FIXED INSTALLATIONS AND ROLLING STOCK - TECHNICAL CRITERIA FOR THE COORDINATION BETWEEN TRACTION POWER SUPPLY AND ROLLING STOCK TO ACHIEVE INTEROPERABILITY - PART 1: GENERAL
04/30117663 DC : DRAFT AUG 2004 EN 50388 - RAILWAY APPLICATIONS - POWER SUPPLY AND ROLLING STOCK - TECHNICAL CRITERIA FOR THE COORDINATION BETWEEN SUPPLY (SUBSTATION) AND ROLLING STOCK TO ACHIEVE INTEROPERABILITY
CEI EN 50123-7-3 : 2003 RAILWAY APPLICATIONS -FIXED INSTALLATIONS - D.C. SWITCHGEAR - PART 7-3: MEASUREMENT, CONTROL AND PROTECTION DEVICES FOR SPECIFIC USE IN D.C. TRACTION SYSTEMS -ISOLATING VOLTAGE TRANSDUCERS AND OTHER VOLTAGE MEASURING DEVICES
CEI EN 50123-7-2 : 2003 RAILWAY APPLICATIONS - FIXED INSTALLATIONS - D.C. SWITCHGEAR - PART 7-2: MEASUREMENT, CONTROL AND PROTECTION DEVICES FOR SPECIFIC USE IN D.C. TRACTION SYSTEMS - ISOLATING CURRENT TRANSDUCERS AND OTHER CURRENT MEASURING DEVICES
12/30235298 DC : DRAFT JAN 2012 BS EN 50526-2 - RAILWAY APPLICATIONS - FIXED INSTALLATIONS - D.C. SURGE ARRESTERS AND VOLTAGE LIMITING DEVICES - PART 2: VOLTAGE LIMITING DEVICES
BS EN 50123-6 : 2003 RAILWAY APPLICATIONS - FIXED INSTALLATIONS - D.C. SWITCHGEAR - PART 6: D.C. SWITCHGEAR ASSEMBLIES
CEI EN 50463-2 : 2013 RAILWAY APPLICATIONS - ENERGY MEASUREMENT ON BOARD TRAINS - PART 2: ENERGY MEASURING
PREN 50388 : DRAFT 2011 RAILWAY APPLICATIONS - POWER SUPPLY AND ROLLING STOCK - TECHNICAL CRITERIA FOR THE COORDINATION BETWEEN POWER SUPPLY (SUBSTATION) AND ROLLING STOCK TO ACHIEVE INTEROPERABILITY
I.S. EN 50125-2:2003 RAILWAY APPLICATIONS - ENVIRONMENTAL CONDITIONS FOR EQUIPMENT - PART 2: FIXED ELECTRICAL INSTALLATIONS
UNE-EN 50526-2:2014 Railway applications - Fixed installations - D.C. surge arresters and voltage limiting devices - Part 2: Voltage limiting devices
EN 50125-2:2002/corrigendum:2010 RAILWAY APPLICATIONS - ENVIRONMENTAL CONDITIONS FOR EQUIPMENT - PART 2: FIXED ELECTRICAL INSTALLATIONS
ENV 50123-7-1 : 1998 RAILWAY APPLICATIONS - FIXED INSTALLATIONS - D.C. SWITCHGEAR - MEASUREMENT, CONTROL AND PROTECTION DEVICES FOR SPECIFIC USE IN D.C. TRACTION SYSTEMS - APPLICATION GUIDE
NF EN 50123-7-3 : 2004 RAILWAY APPLICATIONS - FIXED INSTALLATIONS - D.C. SWITCHGEAR - PART 7-3: MEASUREMENT, CONTROL AND PROTECTION DEVICES FOR SPECIFIC USE IN D.C. TRACTION SYSTEMS - ISOLATING VOLTAGE TRANSDUCERS AND OTHER VOLTAGE MEASURING DEVICES
I.S. EN 50123-6:2003 RAILWAY APPLICATIONS - FIXED INSTALLATIONS - D.C. SWITCHGEAR - PART 6: D.C. SWITCHGEAR ASSEMBLIES
DD ENV 50123-7.1 : 1999 RAILWAY APPLICATION - FIXED INSTALLATIONS - D.C. SWITCHGEAR - MEASUREMENT, CONTROL AND PROTECTION DEVICES FOR SPECIFIC USE IN D.C. TRACTION SYSTEMS - APPLICATION GUIDE
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
BS EN 50125-2:2002 Railway applications. Environmental conditions for equipment Fixed electrical installations
NF EN 50123-3 : 2004 AMD 1 2014 RAILWAY APPLICATIONS - FIXED INSTALLATIONS - D.C. SWITCHGEAR - PART 3: INDOOR D.C. DISCONNECTORS, SWITCH-DISCONNECTORS AND EARTHING SWITCHES
CEI EN 50526-2 : 2014 RAILWAY APPLICATIONS - FIXED INSTALLATIONS - D.C. SURGE ARRESTERS AND VOLTAGE LIMITING DEVICES - PART 2: VOLTAGE LIMITING DEVICES
I.S. EN 50526-2:2014 RAILWAY APPLICATIONS - FIXED INSTALLATIONS - D.C. SURGE ARRESTERS AND VOLTAGE LIMITING DEVICES - PART 2: VOLTAGE LIMITING DEVICES
EN 50526-2:2014 Railway applications - Fixed installations - D.C. surge arresters and voltage limiting devices - Part 2: Voltage limiting devices
EN 50633:2016 Railway applications - Fixed installations - Protection principles for AC and DC electric traction systems
CLC/TR 50646:2015 Railway Application - Fixed Installations - Specification for reversible d.c. substations

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
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 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)
IEC 61992-1:2006+AMD1:2014 CSV Railway applications - Fixed installations - DC switchgear - Part 1:General
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

View more information
Sorry this product is not available in your region.

Access your standards online with a subscription

Features

  • Simple online access to standards, technical information and regulations.

  • Critical updates of standards and customisable alerts and notifications.

  • Multi-user online standards collection: secure, flexible and cost effective.