I.S. EN 50122-1:2011
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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RAILWAY APPLICATIONS - FIXED INSTALLATIONS - ELECTRICAL SAFETY, EARTHING AND THE RETURN CIRCUIT - PART 1: PROTECTIVE PROVISIONS AGAINST ELECTRIC SHOCK
Hardcopy , PDF
English
01-01-2016
24-11-2025
For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.
Only cited Standards give presumption of conformance to New Approach Directives/Regulations.
Dates of withdrawal of national standards are available from NSAI.
National Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Contact line zone and current collector zone
5 Protective provisions against direct contact
6 Protective provisions against indirect contact and
impermissible rail potential
7 Protective provisions for low voltage non traction
power supplies
8 Protective provisions where track systems, which are
utilized for carrying traction return current, or/and
contact line systems pass through hazardous zones
9 Limits for touch voltage and protection against the
danger of rail potential
10 Additional protective provisions
Annex A (informative) - Typical obstacles
Annex B (normative) - Warning sign
Annex C (informative) - Guiding values for rail potential
gradient
Annex D (informative) - Effective touch voltage and body
voltage with respect to the body current
Annex E (normative) - Measurement methods for effective
touch voltages
Annex F (normative) - The use of voltage-limiting devices
Annex G (normative) - Special national conditions
Annex ZZ (informative) - Relationship between this European
Standard and the Essential Requirements
of EU Directive 2008/57/EC
Bibliography
Defines requirements for the protective provisions relating to electrical safety in fixed installations associated with a.c. and/or d.c. traction systems and to any installations that can be endangered by the traction power supply system.
| DocumentType |
Standard
|
| Pages |
106
|
| PublisherName |
National Standards Authority of Ireland
|
| Status |
Superseded
|
| SupersededBy | |
| Supersedes |
| Standards | Relationship |
| NBN EN 50122-1 : 2011 AMD 2 2016 | Identical |
| EN 50122-1:2011/A4:2017 | Identical |
| DIN EN 50122-1 : 2017 | Identical |
| BS EN 50122-1 : 2011 | Identical |
| NEN EN 50122-1 : 2011 AMD 4 2017 | Identical |
| EN 50122-1:2011 | Equivalent |
| UNE-EN 50122-1:2011 | Identical |
| NF EN 50122-1 : 2011 AMD 4 2018 | Identical |
| IEC 61219:1993 | Live working - Earthing or earthing and short-circuiting equipment using lances as a short-circuiting device - Lance earthing |
| ISO 7010:2011 | Graphical symbols — Safety colours and safety signs — Registered safety signs |
| IEC TS 60479-1:2005+AMD1:2016 CSV | Effects of current on human beings and livestock - Part 1: Generalaspects |
| IEC 60050-811:1991 | International Electrotechnical Vocabulary (IEV) - Part 811: Electric traction |
| IEC 60050-195:1998 | International Electrotechnical Vocabulary (IEV) - Part 195: Earthing and protection against electric shock |
| EN 61219:1993 | Live working - Earthing or earthing and short-circuiting equipment using lances as short-circuiting device - Lance earthing |
| IEC 60364-4-41:2005+AMD1:2017 CSV | Low voltage electrical installations - Part 4-41: Protection for safety - Protection against electric shock |
| HD 60364-4-41:2017/A11:2017 | LOW-VOLTAGE ELECTRICAL INSTALLATIONS - PART 4-41: PROTECTION FOR SAFETY - PROTECTION AGAINST ELECTRIC SHOCK |
| EN 50153 : 2014 AMD 1 2017 | RAILWAY APPLICATIONS - ROLLING STOCK - PROTECTIVE PROVISIONS RELATING TO ELECTRICAL HAZARDS |
| 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 50122-3:2010 | Railway applications - Fixed installations - Electrical safety, earthing and the return circuit - Part 3: Mutual Interaction of a.c. and d.c. traction systems |
| HD 637 S1:1999/corrigendum:2005 | POWER INSTALLATIONS EXCEEDING 1 KV A.C. |
| IEC 61558-2-6:2009 | Safety of transformers, reactors, power supply units and similar products for supply voltages up to 1 100 V - Part 2-6: Particular requirements and tests for safety isolating transformers and power supply units incorporating safety isolating transformers |
| IEC 60050-551:1998 | International Electrotechnical Vocabulary (IEV) - Part 551: Power electronics |
| IEC 60050-442:1998 | International Electrotechnical Vocabulary (IEV) - Part 442: Electrical accessories |
| IEC 60364-1:2005 | Low-voltage electrical installations - Part 1: Fundamental principles, assessment of general characteristics, definitions |
| EN 50124-1:2017 | Railway applications - Insulation coordination - Part 1: Basic requirements - Clearances and creepage distances for all electrical and electronic equipment |
| IEC 60050-101:1998 | International Electrotechnical Vocabulary (IEV) - Part 101: Mathematics |
| EN 50119 : 2009 AMD 1 2013 | RAILWAY APPLICATIONS - FIXED INSTALLATIONS - ELECTRIC TRACTION OVERHEAD CONTACT LINES |
| IEC 60529:1989+AMD1:1999+AMD2:2013 CSV | Degrees of protection provided by enclosures (IP Code) |
| EN 50345:2009 | Railway applications - Fixed installations - Electric traction - Insulating synthetic rope assemblies for support of overhead contact lines |
| EN 60664-1:2007 | Insulation coordination for equipment within low-voltage systems - Part 1: Principles, requirements and tests |
| IEC 60050-821:1998 | International Electrotechnical Vocabulary (IEV) - Part 821: Signalling and security apparatus for railways |
| EN 50163 : 2004 COR 2013 | RAILWAY APPLICATIONS - SUPPLY VOLTAGES OF TRACTION SYSTEMS |
| EN 60898-1:2003/A13:2012 | ELECTRICAL ACCESSORIES - CIRCUIT BREAKERS FOR OVERCURRENT PROTECTION FOR HOUSEHOLD AND SIMILAR INSTALLATIONS - PART 1: CIRCUIT-BREAKERS FOR A.C. OPERATION (IEC 60898-1:2002, MODIFIED) |
| ISO 3864-1:2011 | Graphical symbols — Safety colours and safety signs — Part 1: Design principles for safety signs and safety markings |
| IEC 60898-1:2015 | Electrical accessories - Circuit-breakers for overcurrent protection for household and similar installations - Part 1: Circuit-breakers for a.c. operation |
| IEC 60050-826:2004 | International Electrotechnical Vocabulary (IEV) - Part 826: Electrical installations |
| 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 |
| EN 61140:2016 | Protection against electric shock - Common aspects for installation and equipment |
| EN 61558-2-6:2009 | Safety of transformers, reactors, power supply units and similar products for supply voltages up to 1 100 V - Part 2-6: Particular requirements and tests for safety isolating transformers and power supply units incorporating safety isolating transformers |
| IEC 60050-111:1996 | International Electrotechnical Vocabulary (IEV) - Part 111: Physics and chemistry |
| EN 60529:1991/AC:2016-12 | DEGREES OF PROTECTION PROVIDED BY ENCLOSURES (IP CODE) (IEC 60529 EDITION 2.2 CORRIGENDUM 2:2015) |
| IEC 61140:2016 | Protection against electric shock - Common aspects for installation and equipment |
| IEC 60664-1:2007 | Insulation coordination for equipment within low-voltage systems - Part 1: Principles, requirements and tests |
| EN 60898-1:2003/A13:2012 | ELECTRICAL ACCESSORIES - CIRCUIT BREAKERS FOR OVERCURRENT PROTECTION FOR HOUSEHOLD AND SIMILAR INSTALLATIONS - PART 1: CIRCUIT-BREAKERS FOR A.C. OPERATION (IEC 60898-1:2002, MODIFIED) |
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