Switch-fuse module
AssigneeABB Schweiz AG
InventorsTerje Thingstad Pettersen, John Rune West, Ståle Talmo, Stanley Lohne, Elham Attar
Life of this patent
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Abstract
A switch-fuse module and a ring main unit. The switch-fuse module includes: a housing having therein a switch enclosure including an insulating gas and a cable compartment that is different and separate from the switch enclosure; at least one switch disconnector arranged within the switch enclosure; and at least one fuse canister with a vertically oriented longitudinal axis; wherein the fuse canister i) is adapted to receive a fuse, and ii) is arranged within the cable compartment, and the insulating gas has a global warming potential less than a global warming potential of SF6.
Claims22
A switch-fuse module comprising:
- a housing having therein a switch enclosure comprising an insulating gas and a cable compartment that is different and separate from the switch enclosure;
- at least one switch disconnector arranged within the switch enclosure;
- and
- at least one fuse canister with a vertically oriented longitudinal axis;
- wherein the fuse canister is adapted to receive a fuse and is arranged within the cable compartment, and
- the insulating gas has a global warming potential less than a global warming potential of SF6.
A ring main unit comprising a switch fuse module including:
- a housing having therein a switch enclosure comprising an insulating gas and a cable compartment that is different and separate from the switch enclosure;
- at least one switch disconnector arranged within the switch enclosure;
- and
- at least one fuse canister with a vertically oriented longitudinal axis;
- wherein the fuse canister is adapted to receive a fuse and is arranged within the cable compartment, and
- the insulating gas has a global warming potential less than a global warming potential of SF6.
Dependencies are inferred from the claim text.