Enclosed switchboards with insulation test contact member

Details Enclosed switchboards with insulation test contact member Enclosed switchboards with insulation test contact member

1978-10-20

1980-01-15

Tolin, Gerald P.

Electricity: electrical systems and devices

Electrostatic capacitors

Fixed capacitor

324 54, 200 50AA, H02B 104

Patent

active

041841913

ABSTRACT:
An enclosed switchboard includes a stationary contact connected to a load, and a drawout type circuit breaker including a movable contact and movable between a connected position in which the movable contact is in engagement with the stationary contact and a disconnected position in which the movable contact is out of engagement with the stationary contact. The enclosed switchboard is provided with a test contact member which is arranged to engage with the stationary contact when the circuit breaker is drawn out. A plug socket connected to the test contact member is mounted on the switchboard at readily accessible position thereof for connecting an insulation tester.

REFERENCES:
patent: 3578925 (1971-05-01), Drown
patent: 3663773 (1972-05-01), Powell

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