A switching device for a mv electric power distribution network
AssigneeABB Schweiz AG
InventorsLeandro Vacirca, Angelo Cleber, Luciano Di Maìo
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Abstract
The invention relates to a switching device for a MV electric power distribution network. The switching device comprises electric contacts, which are electrically connectable to a conductor of said electric power distribution network, and a control unit. The switching device comprises signalling means emitting visible light externally to said switching device, said signalling means being controlled by said control unit.
Claims20
A switching device for a MV electric power distribution network, said switching device comprising electric contacts, which are electrically connectable to a conductor of said electric power distribution network, and a control unit for managing the operation of said switching device, said control unit comprises signalling means operatively connected to said control unit, said signalling means comprising a light source adapted to emit visible light observable externally to said switching device, said control unit being adapted to provide control signals to control said signalling means, so that said light source emits light signals indicative of corresponding operating conditions of said switching device.
A MV disconnecting apparatus comprising:
- a switching device including electric contacts which are electrically connectable to a conductor of an electric power distribution network:
- and
- a control unit for managing the operation of said switching device, said control unit comprises signalling means operatively connected to said control unit, said signalling means comprising a light source adapted to emit visible light observable externally to said switching device, said control unit being adapted to provide control signals to control said signalling means, so that said light source emits light signals indicative of corresponding operating conditions of said switching device.
Dependencies are inferred from the claim text.