US 6,998,954 B2 · Fused electrical disconnect device

Abstract

A fused electrical disconnect device comprises a housing and line and load connectors extending from one side of the housing. A line buss is disposed within the housing and is electrically connected to the line connector. A load buss is also disposed within the housing and is electrically connected to the load connector. A fuse holding cartridge is removably insertable into the housing. The fuse holding cartridge includes a body and line and load terminal blades extending from one side of the body. The line terminal blade contacts the line buss and the load terminal blade contacts the load buss when the fuse holding cartridge is inserted into the housing. A load protection fuse is removably insertable between the line and load terminal blades to establish an electrical current path between the line and load terminal blades.

Claims6

Dependent claims

A fused disconnect switch comprising:

at least one housing assembly comprising a fuse receptacle and first and second terminal bullet contact assemblies extending therefrom;
a retractable fuse comprising a housing and primary fuse and alarm fuse links within said housing, said primary fuse and alarm fuse links being connected in parallel;
and
a retractable fuse contact switch within said at least one housing assembly providing an alarm signal when said retractable fuse is removed from said housing, said contact switch being biased to an open condition by said retractable fuse and moving to a closed condition when said retractable fuse is removed from said at least one housing assembly.

1 more element

Dependencies are inferred from the claim text.

Fused electrical disconnect device

Life of this patent

Fused electrical disconnect device

Life of this patent

Abstract

Claims6