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BSI 24/30491793 DC:2024 Edition

BSI 24/30491793 DC:2024 Edition

$13.70

Draft BS EN 50122-2/A1 Fixed installations for railway applications. Electrical safety, earthing and the return circuit – Provisions against the effects of stray currents caused by DC traction systems

Published By Publication Date Number of Pages
BSI 2024 12
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PDF Catalog

PDF Pages PDF Title
6 1 Modification to the Title
2 Modification to Clause 2, Normative references
3 Modification to Clause 4, Identification of hazards and risks
4 Modification to 5.1, General
5 Modification to 5.2, General Criteria for the protection of the tracks
7 6 Modification to 5.3, Criteria for systems with steel reinforced concrete or metallic structures
7 Modification to 6.2.3, Track system
8 Modification to 6.2.6, Electrical separation between the return circuit and system parts with earth-electrode effect
8 9 Modification to 7.3, Adjacent pipes or cables
10 Modification to 7.4, Voltage limiting devices
11 Modification to Clause 8, Protective provisions applied to metallic structures
12 Modification to A.1, Rail resistance
9 13 Modification to A.2, Conductance per length between running rails and steel reinforced structures
14 Modification to A.3, Conductance per length for track sections without civil structure
10 15 Modification to A.4, Local conductance per length for track sections without civil structure
16 Modification to A.5, Insulated rail joints
17 Modification to B.1, Repetitive measurements of the rail potential to monitor the conductance
11 18 Modification to C.1, Estimation of the stray currents passing from the running rails to the earth
19 Modification to C.2, Estimation of the longitudinal voltage in steel reinforced structures
20 Modification to D.1, General
21 Modification to D.2.1, General
22 Modification to D.2.2, Initial test
23 Modification to D.2.3, Heat Aging
12 24 Modification to D.2.4, Influence of winter weather and rain
25 Modification to D.2.5, Acceptance criterion of the tests
26 Modification to Bibliography

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BSI 24/30491793 DC
$13.70