-
1.发明授权Isolator switches provided with grounding switch blades and ground responsive signalling and protective means 失效隔离开关提供接地开关刀片和接地响应信号和保护方式
公开(公告)号：US3599041A
公开(公告)日：1971-08-10
申请号：US3599041D
申请日：1969-10-20
Applicant: COQ NV
Inventor： HARMELEN RINTJE , IRIK GIJSBERT W
IPC: B61F9/00 , H01H9/00 , H01H31/00 , H01H31/10 , H01H31/24 , H02B11/28 , H02B13/075 , H02H3/16 , H01H31/14
CPC classification number: H02B13/075 , B61F9/00 , H01H9/0066 , H01H31/003 , H01H31/10 , H01H31/24 , H02B11/28
Abstract: A metal-clad isolator switch for multiple interruption divided in two parts insulated from each other and comprising means for connecting the interconnected movable switching contacts of the isolator switch with earth and a selectively operating signalling and protecting system which selectively indicates, when and in which one of the isolator switch parts an unwanted earthconnection occurs.
Search Results
1
records
(took 0.009 seconds)
