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| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| NB/T 42072-2016 |
(Protective relay and safety automatic device product type preparation method) 继电保护及安全自动装置 产品型号编制办法 |
China Energy industry
Standards Protective relay |
 English PDF |
| NB/T 20351-2015 |
Qualifying safety class Protective relays and auxiliaries for nuclear power plant 核电厂安全级保护继电器及辅助器件的鉴定 |
China Energy industry
Standards Protective relay |
English PDF |
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