Electricity: electrical systems and devices – Safety and protection of systems and devices – With specific current responsive fault sensor
Patent
1984-12-07
1986-05-27
Kozma, Thomas J.
Electricity: electrical systems and devices
Safety and protection of systems and devices
With specific current responsive fault sensor
336174, 336223, H02H 308, H01F 4006
Patent
active
045919429
ABSTRACT:
A current sensing transformer useful for sensing overload current with static trip units is fabricated from an inexpensive array of transformer core laminations and a conventional secondary transformer winding. The transformer primary strap is arranged about the secondary winding for improved flux transfer.
REFERENCES:
patent: 1866345 (1932-07-01), Callsen
patent: 2532100 (1950-11-01), Howell
patent: 2924796 (1960-02-01), Stauber et al.
patent: 3268843 (1966-08-01), Popp
patent: 3725741 (1973-04-01), Misencik
patent: 4266259 (1981-05-01), Howell
Anderson Thomas E.
Willard Henry G.
Bernkopf Walter
General Electric Company
Jacob Fred
Kozma Thomas J.
Menelly Richard A.
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