Standard Number: NB/T 20351-2015(NB/T20351-2015)
Chinese:核电厂安全级保护继电器及辅助器件的鉴定
English:Characterization of safety-grade protective relays and auxiliary devices for nuclear power plants
Effective Date:2015-12-01
Standard Applicability:This standard specifies the nuclear power plant safety level protection relays and auxiliary devices identification principles, requirements and methods to ensure that in the normal, abnormal, design basis during the accident and after the accident and the working conditions, these devices meet the requirements of GB/T 12727. This standard applies to the identification of safety-grade protective relays and auxiliary devices installed outside the nuclear power plant containment, and does not apply to the protective relays and auxiliary devices installed inside the nuclear power plant containment.
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