EP 0275983 B1 19930310 - MEDIUM TENSION SWITCHING APPARATUS FOR A HIGH-INTENSITY DIRECT CURRENT
Title (en)
MEDIUM TENSION SWITCHING APPARATUS FOR A HIGH-INTENSITY DIRECT CURRENT
Publication
Application
Priority
FR 8700651 A 19870121
Abstract (en)
[origin: EP0275983A1] Apparatus comprising a stationary contact (1), a moving contact (2) and current intakes (5,6) to the contacts. These contacts are each provided with an internal passage (7,8) for circulation of a vaporisable cooling fluid, and it further comprises at least one free- circulation air condenser (9,10), pipes (11,12) for taking the partially vaporised cooling fluid from the passages across the contacts to the condenser, and pipes (22,23,24) for taking the recondensed coolant to the passages across the contacts. <IMAGE>
IPC 1-7
IPC 8 full level
H01H 1/62 (2006.01); H01H 33/00 (2006.01)
CPC (source: EP)
H01H 1/62 (2013.01); H01H 33/002 (2013.01)
Designated contracting state (EPC)
CH DE FR GB IT LI SE
DOCDB simple family (publication)
EP 0275983 A1 19880727; EP 0275983 B1 19930310; DE 3878936 D1 19930415; DE 3878936 T2 19930617; FR 2609836 A1 19880722
DOCDB simple family (application)
EP 88100700 A 19880119; DE 3878936 T 19880119; FR 8700651 A 19870121