《1756-IM16I》

发布时间:2016-05-27

1756-IM16I

1756-IM16I

1756-IM16I

厦门光沃自动化设备有限公司
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1756-IM16I

基本原理:它是由六个高压隔离开关QS1~QS6组成(见上图)。其中QS1和QS4,QS2和QS5有电气互锁;QS3和QS2,QS6和QS5安装机械互锁装置。如果两路电源同时供电,A凝泵工作在变频状态,B凝泵工作在工频状态时,QS3和QS4、QS5分闸,QS1、QS2和QS6处于合闸状态;B凝泵工作在变频状态,A凝泵工作在工频状态时,QS1和QS2、QS6分闸,QS3、QS4和QS5处于合闸状态;如果检修变频器,QS3和QS6可以处于合闸状态,其它隔离开关都分闸,两台负载可以同时工频运行;当一路电源检修时,可以通过分合隔离开关使任一电机变频运行。

当A凝结泵变频运行故障跳闸时,系统联锁起动B凝结泵QF2开关工频运行。当B凝结泵变频运行故障跳闸时,系统联锁起动A凝结泵QF1开关工频运行。

7381A93G03 7381A61G02 7381A01G04 / 772B388G57 7381A01G03 / 772B388G38 7380A43G01 7379A62G02 7379A31G02 5X00070G04 5A26438G01 4D33913G04
7381A93G03 7381A61G02 7381A01G04 / 772B388G57 7381A01G03 / 772B388G38 7380A37G07 7379A62G02 7379A31G01 5X00063G01 5A26434H01 4D33913G03
7381A93G03 7381A61G02 7381A01G04 / 772B388G57 7381A01G03 / 772B388G38 7380A37G03 7379A62G02 7379A31G01 5X00062G01 5A26433H01 4D33913G02
7381A93G03 7381A61G01 7381A01G04 / 772B388G57 7381A01G03 / 772B388G38 7380A37G01 7379A62G02 7379A31G01 5X00059G01 5A26432H02 4D33913G01
7381A93G03 7381A59G01 7381A01G04 / 772B388G57 7381A01G03 / 772B388G30 7380A36G01 7379A62G02 7379A29G01 5X00058G01 5A26431G05 4D33900G19
7381A93G03 / 4D33737G03 7381A46G01 7381A01G04 / 772B388G56 7381A01G03 / 772B388G30 7380A36G01 7379A62G02 7379A29G01 5X00031H08 5A26430H20 4D33888G01
7381A93G03 / 4D33737G03 7381A40G01 / 772B408G02 7381A01G04 / 772B388G56 7381A01G03 / 772B388G29 7380A36G01 7379A62G02 7379A28G03 5X00006H12 5A26430H15 4D33865G06

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