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sklademVydáno: 2003-07-11
BS EN 50123-1:2003
Railway applications. Fixed installations. D.C. switchgear General
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| Označení normy: | BS EN 50123-1:2003 |
| Počet stran: | 50 |
| Vydáno: | 2003-07-11 |
| ISBN: | 0 580 42246 1 |
| Status: | Standard |
Popis
BS EN 50123-1:2003
This standard BS EN 50123-1:2003 Railway applications. Fixed installations. D.C. switchgear is classified in these ICS categories:
- 29.130.99 Other switchgear and controlgear
- 29.280 Electric traction equipment
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 covering
| Part 2 | D.C. circuit breakers, |
| Part 3 | Indoor d.c. disconnectors, switch-disconnectors and earthing switches, |
| Part 4 | Outdoor d.c. disconnectors, switch-disconnectors and earthing switches, |
| Part 5 | Surge arresters and low voltage limiters for specific use in d.c. systems, |
| Part 6 | D.C. switchgear assemblies, |
| Part 7-1 | Measurement, control and protection devices for specific use in d.c. traction systems – Application guide, |
| Part 7-2 | Measurement, control and protection devices for specific use in d.c. traction systems – Isolating current transducers and other current measuring devices, |
| Part 7-3 | Measurement, control and protection devices for specific use in d.c. traction systems – Isolating voltage transducers and other voltage measuring devices |