Title:
DEVICE FOR LIMITING OVERVOLTAGES ARRIVING AT AN OBEJCT TO BE PROTECTED VIA AN ELECTRIC HIGH-VOLTAGE TRANSMISSION LINE
Document Type and Number:
WIPO Patent Application WO/1995/018483
Kind Code:
A1
Abstract:
A cable (K) or other object to be protected, at which overvoltages may arrive via an electric high-voltage power transmission line (L), may be provided with an overvoltage protection means comprising two surge arresters (AL1, AL2) connected to the line, for example zinc-oxide arresters, and an inductor (X) connected into the line between the arresters.
Inventors:
BERGDAHL BERNT
CANELHAS ANDRE
CANELHAS ANDRE
Application Number:
PCT/SE1994/001242
Publication Date:
July 06, 1995
Filing Date:
December 22, 1994
Export Citation:
Assignee:
ASEA BROWN BOVERI (SE)
International Classes:
H01C7/10; H02H9/00; H02H9/04; (IPC1-7): H02H9/04
Foreign References:
| US3631323A | 1971-12-28 | |||
| US4743997A | 1988-05-10 | |||
| FR2609580A1 | 1988-07-15 | |||
| EP0092052A1 | 1983-10-26 |
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