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BS EN 50123-7-3:1999

Заменен
Railway applications. Fixed installations. d.c. switchgear. Measurement, control and protection devices for specific use in d.c. traction systems, Isolating voltage transducers and other voltage measuring devices, Isolating voltage transducers and other voltage measuring devices — 8 стр.
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Ссылочные документы

BS EN 50123-7-3:2003
Действует
Railway applications. Fixed installations. d.c. switchgear. Measurement, control and protection devices for specific use in d.c. traction systems, Isolating voltage transducers and other voltage measuring devices — 10 стр.

На этот документ ссылаются

BS EN 50123-7-3:2003
Действует
Railway applications. Fixed installations. d.c. switchgear. Measurement, control and protection devices for specific use in d.c. traction systems, Isolating voltage transducers and other voltage measuring devices — 10 стр.