聯(lián)系人:蔣經(jīng)理
手機(jī):15359273790
電話:15359273790
Q Q:3549711439
郵箱:3549711439@qq.com
地址:廈門市思明區(qū)呂嶺路1733號(hào)2009單元
型號(hào):WOODWARD 9905-864
類別:庫存現(xiàn)貨
聯(lián)系人:蔣經(jīng)理
手機(jī):15359273790
電話:15359273790
Q Q:3549711439
郵箱:3549711439@qq.com
地址:廈門市思明區(qū)呂嶺路1733號(hào)2009單元
WOODWARD 9905-864高速操作應(yīng)用
失相
失相可造成其他兩相消耗的電流大幅增加。失相可在過載脫扣終發(fā)生之前,就造成電機(jī)損壞。一般而言,失相顯示了配電系統(tǒng)發(fā)生故障。如果任意一相電流降低到預(yù)定值以下,則S81 1+將檢測(cè)失相并脫扣。失相脫扣水平可調(diào)整為其他兩.相電流平均值的0%至100%,脫扣延時(shí)可調(diào),為0.1至60秒。
相位失衡
相電流或電壓失衡可造成其他兩相消耗的電流大幅增加。相位失衡可在過載脫扣終發(fā)生之前,就造成電機(jī)損壞。-般而言,相位失衡顯.示了配電系統(tǒng)或電機(jī)發(fā)生故障。如果與其他兩相的平均值相比,任意-相失衡,則S811+將檢測(cè)電流及電壓的相位失衡并脫扣。相電流失衡的脫扣水平可調(diào)節(jié)為其他兩相電流平均值的0%至100%,其脫扣延時(shí)可調(diào),為0.1至60秒。
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