高壓電阻器 大功率電阻器

時(shí)間：2019-12-09作者：深圳市富臨特科技有限公司瀏覽：131

中性點(diǎn)經(jīng)電阻接地，即是中性點(diǎn)與大地之間接入一定電阻值的電阻。 Neutral point ground through resistor, that is the resistor between the neutral point and the ground access certain resistance value. 發(fā)電機(jī)回路發(fā)生單相接地時(shí)電流過(guò)大容易造成發(fā)電機(jī)鐵芯灼傷，同時(shí)產(chǎn)生的弧光接地過(guò)電壓易破壞耐壓水平較弱的發(fā)電機(jī)絕緣保護(hù)。 Generator circuit of single-phase grounding current is too likely to cause the generator stator core burns, while the arc grounding overvoltage easily destroy generator insulation protection with the low withstanding voltage level. 中性點(diǎn)接地電阻器性能Neutral grounding resistor performance: 常規(guī)電阻主要性能如下： 使用電壓范圍寬Using voltage range: 0.33～110kV 故障電流大Fault current: 1～5000A 阻值范圍寬Wide resistance range: 0.5～1500Ω 允許通流時(shí)間Allow flow time: 5S，10S，30S，60S， 10minutes，連續(xù)運(yùn)行continuous operation； 防護(hù)等級(jí)Protection grade: IP20～ IP55， 安裝方式Installation：室內(nèi)indoor,室外outdoor 可以輔助安裝隔離開(kāi)關(guān)，斷路器，CT,PT等 Can assist the installation of isolating switch, circuit breaker, CT, PT etc. 允許溫升The permissible temperature rise: 1.當(dāng)額定時(shí)間為10秒,較大溫升為760℃； At the rated time of 10S, maximum temperature rise of 760℃; 2.當(dāng)額定時(shí)間為10S深圳市富臨特科技有限公司專(zhuān)注于高壓電阻器,大功率電阻器,中性點(diǎn)接地電阻柜等

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• 高壓電阻器 大功率電阻器

  中性點(diǎn)經(jīng)電阻接地，即是中性點(diǎn)與大地之間接入一定電阻值的電阻。 Neutral point ground through resistor, that is the resistor between the neutral point and the ground access certain resistance value. 發(fā)電機(jī)回路發(fā)生單相接地時(shí)電流過(guò)大容易造成發(fā)電機(jī)鐵芯灼傷，同時(shí)產(chǎn)生的弧光