Patent ID: 11923670
Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC H  G  Y | IPC G  H

Claim 2:
3. The arc detection device according to claim 1, wherein
the first node is located in a first unbranched path connecting the positive electrode of the direct-current power supply and a branch point of the first wiring between the positive electrode of the direct-current power supply and each of the plurality of devices,
the second node is located in a second unbranched path connecting the negative electrode of the direct-current power supply and a branch point of the second wiring between the negative electrode of the direct-current power supply and each of the plurality of devices, and
the electric current detector detects the electric current flowing through the low-impedance circuit by detecting the electric current flowing in the first unbranched path or the second unbranched path.