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24/30491790 DC Draft BS EN 50122-1/A1 Fixed installations for railway applications. Electrical safety, earthing and the return circuit - Protective provisions against electric shock, 2024
- SC9XC_77507_enq1e.pdf [Go to Page]
- 1 Modification to the Title
- 2 Modification to 3.1, Electrical safety and hazards
- 3 Modifications to 3.3, Return circuit
- 4 Modifications to 3.4, Electric traction power supply system
- 5 Modifications to 3.5, Contact line
- 6 Modifications to 3.6, Corrosion and corrosion protection
- 7 Modifications to 3.9, General terms
- 8 Modification to 4.1, Overhead contact line
- 9 Modification to 4.3, Trolleybuses and road vehicles using an overhead contact line
- 10 Modification to 5.1.2, Design procedure
- 11 Modification to 5.1.3, Electrical clearances
- 12 Modification to 5.2.1, Calculation method for protection by clearance Electrical clearances
- 13 Modification to 5.2.2, Dimensions of clearances
- 14 Modification to 5.2.6, Clearances above standing surfaces on vehicles
- 15 Modification to 5.3.2, Common requirements for electrically protective obstacles
- 16 Modification to 5.3.3.2, Taut string line method
- 17 Modification to 5.3.4.2.2, Taut string line method
- 18 Modification to 5.3.4.2.4, Taut string line method
- 19 Modification to 5.4, Protection against direct contact with live parts mounted on vehicles
- 20 Modification to 5.6.5, Requirements for top contact ground level conductor rails in public areas
- 21 Modification to 6.2.1.2, Exceptions in tunnels
- 22 Modification to 6.2.2.2, Exceptions in tunnels
- 23 Modification to 6.2.3.3, Bonding of overhead contact line supporting structures to the return circuit
- 24 Modification to 7.1, General
- 25 Modification to 7.2.1, Equipment of protection Class I
- 26 Modification to 7.2.2, Equipment of protection Class II
- 27 Modification to 7.2.3, Cables
- 28 Modification to 7.2.4, Low voltage connected equipment
- 29 Modification to 7.3.1, Design of low voltage non-traction power supply
- 30 Modification to 7.3.2, Low voltage power supply by a TT system on the railway side
- 31 Modification to 7.3.3, Low voltage power supply by TN system
- 32 Modification to 7.3.4, Low voltage power supply by IT system
- 33 Modification to 7.3.5.1, AC railways
- 34 Modification to 7.3.5.2, DC railways
- 35 Modification to 9.2.2.2, Effective touch voltage limits
- 36 Modification to 9.3.2.2, Effective touch voltage limits
- 37 Modification to 10.3.1, General requirements
- 38 Modification to 10.5, Means of achieving safe isolation between sections
- 39 Modification to B.2, Examples [Go to Page]
