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供配电技术
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请问KYN28-12柜型中,为什么事故信号回路与预告信号回路要用两条不同的小母线?为什么不共用一根小母线呢,这样不是更方便吗?请前辈指点,先谢谢了。!
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全部回复(11 )
只看楼主 我来说两句http://bbs.co188.com/viewthread.php?tid=1636100&extra=page%3D60%26amp%3Bfilter%3D0%26amp%3Borderby%3Ddateline%26amp%3Bascdesc%3DDESC&ofid=0
202.问;一台箱变500的需要补偿400KVR可以吗?
http://bbs.co188.com/viewthread.php?tid=1647550&extra=page%3D58%26amp%3Bfilter%3D0%26amp%3Borderby%3Ddateline%26amp%3Bascdesc%3DDESC&ofid=0
203.电度表啊电度表!!! 到底会不会出现“负”数啊!
http://bbs.co188.com/viewthread.php?tid=1651901&extra=page%3D57%26amp%3Bfilter%3D0%26amp%3Borderby%3Ddateline%26amp%3Bascdesc%3DDESC&ofid=0
204.15KW的电机在全压下只有15A的电流?
http://bbs.co188.com/viewthread.php?tid=1650960&extra=page%3D57%26amp%3Bfilter%3D0%26amp%3Borderby%3Ddateline%26amp%3Bascdesc%3DDESC&ofid=0
205.一个看似简单,却少有人注意的问题
http://bbs.co188.com/viewthread.php?tid=1654593&extra=page%3D56%26amp%3Bfilter%3D0%26amp%3Borderby%3Ddateline%26amp%3Bascdesc%3DDESC&ofid=0
206.零序电流互感器该接哪里
http://bbs.co188.com/viewthread.php?tid=1655122&extra=page%3D55%26amp%3Bfilter%3D0%26amp%3Borderby%3Ddateline%26amp%3Bascdesc%3DDESC&ofid=0
207.紧急求助:变频器为什么不减速?
http://bbs.co188.com/viewthread.php?tid=1660245&extra=page%3D54%26amp%3Bfilter%3D0%26amp%3Borderby%3Ddateline%26amp%3Bascdesc%3DDESC&ofid=0
208.这种电度表怎么读?
http://bbs.co188.com/viewthread.php?tid=1665277&extra=page%3D52%26amp%3Bfilter%3D0%26amp%3Borderby%3Ddateline%26amp%3Bascdesc%3DDESC&ofid=0
209.220V电源线能穿金属管后在弱电线槽内敷设吗?
http://bbs.co188.com/viewthread.php?tid=1664396&extra=page%3D52%26amp%3Bfilter%3D0%26amp%3Borderby%3Ddateline%26amp%3Bascdesc%3DDESC&ofid=0
210.电缆短路打火花、着火,而断路器却不跳闸,这是为什么?
http://bbs.co188.com/viewthread.php?tid=1670584&extra=page%3D51%26amp%3Bfilter%3D0%26amp%3Borderby%3Ddateline%26amp%3Bascdesc%3DDESC&ofid=0
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http://bbs.co188.com/viewthread.php?tid=1618881&extra=page%3D68%26amp%3Bfilter%3D0%26amp%3Borderby%3Ddateline%26amp%3Bascdesc%3DDESC&ofid=0
102.电缆穿管到底用什么管。
http://bbs.co188.com/viewthread.php?tid=1622401&extra=page%3D67%26amp%3Bfilter%3D0%26amp%3Borderby%3Ddateline%26amp%3Bascdesc%3DDESC&ofid=0
103.灯为什么不亮了呢?
http://bbs.co188.com/viewthread.php?tid=1625198&extra=page%3D66%26amp%3Bfilter%3D0%26amp%3Borderby%3Ddateline%26amp%3Bascdesc%3DDESC&ofid=0
104.这个配电箱原理图有何问题?
http://bbs.co188.com/viewthread.php?tid=1627000&extra=page%3D65%26amp%3Bfilter%3D0%26amp%3Borderby%3Ddateline%26amp%3Bascdesc%3DDESC&ofid=0
105请教各位,为什么电容柜电容老是爆???
http://bbs.co188.com/viewthread.php?tid=1625875&extra=page%3D65%26amp%3Bfilter%3D0%26amp%3Borderby%3Ddateline%26amp%3Bascdesc%3DDESC&ofid=0
106.怎么把三相断路器当单相用?
http://bbs.co188.com/viewthread.php?tid=1629297&extra=page%3D64%26amp%3Bfilter%3D0%26amp%3Borderby%3Ddateline%26amp%3Bascdesc%3DDESC&ofid=0
107.等电位接地线能不能串联
. http://bbs.co188.com/viewthread.php?tid=1628357&extra=page%3D64%26amp%3Bfilter%3D0%26amp%3Borderby%3Ddateline%26amp%3Bascdesc%3DDESC&ofid=0
108.干式变压器在安装过程中需要通过软连接来连接母排吗?
http://bbs.co188.com/viewthread.php?tid=1632669&extra=page%3D62%26amp%3Bfilter%3D0%26amp%3Borderby%3Ddateline%26amp%3Bascdesc%3DDESC&ofid=0
109.急急急!!!!电缆选择及敷设是否合适???
http://bbs.co188.com/viewthread.php?tid=1632060&extra=page%3D62%26amp%3Bfilter%3D0%26amp%3Borderby%3Ddateline%26amp%3Bascdesc%3DDESC&ofid=0
200.装修中3P空调插座已经烧坏,开关怎么没跳呢
http://bbs.co188.com/viewthread.php?tid=1635426&extra=page%3D61%26amp%3Bfilter%3D0%26amp%3Borderby%3Ddateline%26amp%3Bascdesc%3DDESC&ofid=0
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