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sklademVydáno: 2013-12-31
BS EN 50123-4:2003+A1:2013
Railway applications. Fixed installations. D.C. switchgear Outdoor d.c. disconnectors, switch-disconnectors and earthing switches
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| Označení normy: | BS EN 50123-4:2003+A1:2013 |
| Počet stran: | 28 |
| Vydáno: | 2013-12-31 |
| ISBN: | 978 0 580 82866 9 |
| Status: | Standard |
DESCRIPTION
BS EN 50123-4:2003+A1:2013
This standard BS EN 50123-4:2003+A1:2013 Railway applications. Fixed installations. D.C. switchgear is classified in these ICS categories:
- 29.120.40 Switches
- 29.280 Electric traction equipment
This part of EN 50123 specifies requirements for outdoor d.c. switch-disconnectors, disconnectors and earthing switches for use in outdoor fixed installations of traction systems.
NOTE 1 EN 50121-5 specifies requirements for electromagnetic compatibility (EMC).
NOTE 2 In this document the word "unit" means "switch-disconnector and/or disconnector and/or earthing switch" as defined in 3.1.4, 3.1.5 and 3.1.4, 3.1.5 and 3.1.6 of EN 50123-1.