Fuse cut-out cartridge

Details Fuse cut-out cartridge Fuse cut-out cartridge

1986-01-21

1987-01-06

Broome, Harold

Electricity: electrothermally or thermally actuated switches

Electrothermally actuated switches

Fusible element actuated

337 4, 337220, 337273, 200151, H01H 8504, H01H 8538

Patent

active

046350225

ABSTRACT:
A fuse cartridge for example of the cylindrical type comprising an insulating cylindrical body ending in two conducting end pieces and a fuse element connected electrically to the end pieces, further comprising two pistons housed in the body which are movable in translation in opposite directions to each other and collect the gases released by the electric arc at the time of its appearance, so that the pressure of the gases exerts on each piston a force which causes it to move towards a position in which the arc is totally sheared.

REFERENCES:
patent: 2854551 (1958-09-01), Lange

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