H - Electricity – 02 – H
Patent
H - Electricity
02
H
348/26, 324/35
H02H 3/26 (2006.01) H02H 3/34 (2006.01)
Patent
CA 1269415
ABSTRACT OF THE DISCLOSURE A distance relay system arranged to detect voltage transformer failure and prevent improper operation. A negative sequence segregation network is provided which produces a trans- ient output for 3 phase faults. The transient output is used to enable the distance relay.
498387
Asea Brown Boveri Inc.
Crockett John M.
Oldham And Company
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