On-line drawout case relay and meter test device

Details On-line drawout case relay and meter test device On-line drawout case relay and meter test device

1990-12-07

1992-04-21

Pirlot, David L.

Electrical connectors

With insulation other than conductor sheath

Plural-contact coupling part

439912, 439188, H01R 2500

Patent

active

051063271

ABSTRACT:
A test plug for in-service circuit system and device testing of a power system protective relays and meters utilizing the General Electric type drawout case comprising a base assembly having (i) a series of separated normally closed make-before-break test jacks to receive a test probe, and (ii) an improved male plug assembly attached to and operatively electrically connected to the base assembly and structured to be inserted into the drawout case relay or meter.

REFERENCES:
patent: 3568136 (1971-03-01), Wells
patent: 4561711 (1985-12-01), Zinich
patent: 4676568 (1987-06-01), Nault et al.
patent: 4850899 (1989-07-01), Maynard

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