Design and realization of relay protection and fault information system.

继电保护及故障信息系统的设计与实现。

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Relay protection and fault information transfer system is a distributed management system.

继电保护及故障信息传输系统是一个分布式管理系统。

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Its main switch element is the IPM (intelligent power model). Perfect protection and fault self-diagnosis are provided.

该变频器采用智能功率模块IPM作为主开关元件，具有完善的保护功能和故障自诊断功能。

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The Scottish Premier League said a combination of frozen pipes in three of the four stands at Rugby Park and concerns about the pitch due to a fault in the protection system caused by the severe weather prompted the call off.

BBC: Football in snow