Title:
DETECTION OF ARCING IN DC ELECTRICAL SYSTEMS
Document Type and Number:
WIPO Patent Application WO2002039561
Kind Code:
A3
Abstract:
Arcing faults in dc electric power systems are detected by apparatus (9) which responds to a predetermined drop either in voltage across, or current drawn by, a dc load (11). The voltage and current drops can be measured values or scaled to the source voltage (3).
Inventors:
ZUERCHER JOSEPH C (US)
HASTINGS JEROME KENNETH (US)
HETZMANNSEDER ENGELBERT (US)
PARDEE JOHN BLAIR (US)
TENNIES CHARLES JOSEPH (US)
HASTINGS JEROME KENNETH (US)
HETZMANNSEDER ENGELBERT (US)
PARDEE JOHN BLAIR (US)
TENNIES CHARLES JOSEPH (US)
Application Number:
PCT/US2001/046929
Publication Date:
April 01, 2004
Filing Date:
November 09, 2001
Export Citation:
Assignee:
EATON CORP (US)
ZUERCHER JOSEPH C (US)
HASTINGS JEROME KENNETH (US)
HETZMANNSEDER ENGELBERT (US)
PARDEE JOHN BLAIR (US)
TENNIES CHARLES JOSEPH (US)
ZUERCHER JOSEPH C (US)
HASTINGS JEROME KENNETH (US)
HETZMANNSEDER ENGELBERT (US)
PARDEE JOHN BLAIR (US)
TENNIES CHARLES JOSEPH (US)
International Classes:
H02H3/10; H02H1/00; H02H3/28; H02H3/32; H02H3/44; (IPC1-7): H02H3/00
Foreign References:
| US5584974A | 1996-12-17 | |||
| US5369366A | 1994-11-29 |
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