GB/T 31237-2014
ActiveInspection specification for 1000kV power system protection relay and automation device
1000kV系统继电保护装置及安全自动装置检测技术规范
Application Summary AI generated
This standard specifies the inspection methods, testing items, and acceptance criteria for protection relays and automation devices used in 1000kV ultra-high voltage (UHV) power systems. It is applied during factory acceptance, on-site commissioning, and periodic maintenance of these devices to ensure reliable operation and fault response in China's UHV transmission networks. The standard is critical for grid operators and equipment manufacturers to verify performance under extreme voltage conditions.
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