... 国内网拥塞 national network congestion 过欠压 over-/under-voltage 过压保护 over-voltage protection ...
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WJJL1智能过流继电器是典型的电子、电器技术相结合的产品。 具有过电流、短路、缺相、过欠压、欠电流、相失衡及启动故障等保护功能。
WJJL1 intelligence over current relay is a typical electronic apparatus which has over current, short circuit, over voltage, under curent, phase faults and starting failure protective functions.
内部诊断提供全面的过载、输入欠压及过温保护。
Internal diagnostics provide comprehensive protection against overloads input undervoltage and overtemperature conditions.
报警功能:声响报警并停机;报警内容:缺相,欠压,过压,高温,紧急停机。
Alarm function: sound alarm and stop machine. Alarm content: lacking phase, under-voltage, overvoltage, high temperature and urgent stopping.
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