...ection system functional test；电气保护系统功能试验 electric protective system；电气保护系统 electric protective system module；电气保护系统模块 ..
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The paper analysed the causes that the heating pipe of the electric steam boiler was broken, amd put forward the design plan and executable ways that the protective system was installed on the boiler.
本文针对电热蒸气锅炉加热管烧坏的原因进行了分析，提出了在电热蒸汽锅炉上加装保护系统的设计方案及实施方法。
The incorrect reclose of line protective devices in electric power system will result in personal injuries and system accidents.
电网中运行的线路保护装置的重合闸误动作，将会引起人身以及电网事故。
The earth fault protection and protective electric devices of TT and TN system and the application conditions were analyzed.
分析了TT和TN系统的接地故障保护和保护电器及其应用条件。
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