Dry-type instrument transformer with potential tap and connector

Details Dry-type instrument transformer with potential tap and connector Dry-type instrument transformer with potential tap and connector

1976-03-01

1977-11-22

Lake, Roy

Geometrical instruments

200144C, 339143R, H01R 300

Patent

active

040593266

ABSTRACT:
A dry-type instrument transformer having a potential tap in the form of a well molded into the body of the transformer. A female conductor terminal is provided inside the well connected to the high voltage winding of the transformer. A connector in the form of an elbow module fits within the well and has a male conductor member which mates with the female member. A ground coating is provided on the exterior surface of the transformer and is in conductive relation to a ground coating on the elbow module. A metering system having a potential transformer and a current transformer each with a potential tap and connected together by a pair of interconnected elbow modules.

REFERENCES:
patent: 2163412 (1939-06-01), Schneider
patent: 3377487 (1968-04-01), McNulty
patent: 3463932 (1969-08-01), Weinfurt
patent: 3569915 (1971-03-01), Sorensen et al.
patent: 3868616 (1975-02-01), Yonkers

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