QC815-60隔離換向開(kāi)關(guān)
KBM-3/250礦用隔爆型主令開(kāi)關(guān)
KBM-3/110礦用隔爆型主令開(kāi)關(guān)
HG-315/1140交流低壓空氣式隔離換向開(kāi)關(guān)
HG-315/1140隔離換向開(kāi)關(guān)
GM3-250/1140隔離開(kāi)關(guān)
GM2-400/1140采煤機(jī)負(fù)荷開(kāi)關(guān)
GHK-400/1140隔離換向開(kāi)關(guān)
GHK-315/1140隔離換向開(kāi)關(guān)
GHK-200/1140低壓隔離換向開(kāi)關(guān)
GHK-200/1140礦用隔離換向開(kāi)關(guān)
GHK-80/1140V隔離換向開(kāi)關(guān)
GHK8-120/1140隔離換向開(kāi)關(guān)
DH2(7)-200/380(660)隔離換向開(kāi)關(guān)
DH2-7-125/380(660)隔離換向開(kāi)關(guān)
DH2-7-125N隔離換向開(kāi)關(guān)
DH2-7-80/380(660)V隔離換向開(kāi)關(guān)轉(zhuǎn)換開(kāi)
DH2-7-60/380(660)V隔離換向開(kāi)關(guān) 轉(zhuǎn)換開(kāi)關(guān)
DH1-3-200A隔離換向開(kāi)關(guān)
DH1-3-125A隔離換向開(kāi)關(guān)