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sklademVydáno: 2020-02-24
BS EN IEC 60709:2019 - TC
Tracked Changes. Nuclear power plants. Instrumentation, control and electrical systems important to safety. Separation
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Označení normy: | BS EN IEC 60709:2019 - TC |
Vydáno: | 2020-02-24 |
ISBN: | 978-0-539-07248-8 |
Status: | Tracked Changes |
Popis
BS EN IEC 60709:2019 - TC
This standard BS EN IEC 60709:2019 - TC Tracked Changes. Nuclear power plants. Instrumentation, control and electrical systems important to safety. Separation is classified in these ICS categories:
- 33.120.10 Coaxial cables. Waveguides
- 27.120.20 Nuclear power plants. Safety
- a redundant or diverse safety group;
- different defence in depth levels;
- different safety classes and also with non-classified (NC) systems.
This new edition includes the following significant technical changes with respect to the previous edition:
- include requirements referring to the separation principle in electrical systems important to safety;
- define separation criteria for I&C and electrical systems in a generic way;
- align with the new revisions of IAEA documents and broaden the scope to include other aspects of separation.