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| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| NB/T 20337-2015 |
Seismic qualification of class 1E metal-enclosed switchgear assemblies in nuclear power plants 核电厂安全级金属封闭式开关柜抗震鉴定 |
China Energy industry
Standards Qualification switchgear assemblies |
 English PDF |
| NB/T 20227-2013 |
Qualification of switchgear assemblies for class 1E applications in nuclear power plants 核电厂安全级成套开关设备鉴定 |
China Energy industry
Standards Qualification switchgear assemblies |
English PDF |
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