Maxwell A. Thompson - Alhambra CA Tak S. Ning - Los Angeles CA
Assignee:
Southern California Edison Company - Rosemead CA
International Classification:
H01H 8300
US Classification:
307129
Abstract:
A relay for detecting sustained subsynchronous current on a power system. The relay includes a filter network for separating subsynchronous current from synchronous current and a detector network for measuring the detected subsynchronous current.