主权项 |
1. A switching device for bridging over a residual current protection switch, the switching device comprising:
at least a first input and a second input; at least a first output and a second output, wherein the first input is connected with the first output through a first controller and a first switch contact pair, and wherein the second input is connected with the second output through a second controller and a second switch contact pair; a transformer with a core, the first controller forming at least a first coil of the transformer and the second controller forming at least a second coil of the transformer; and a switch arrangement configured to maintain an unsaturated state of the core. |