Patent ID: 11971180
Assignee: HISENSE (GUANGDONG) AIR CONDITIONER CO., LTD.
Field: Thermal processes and apparatus (Mechanical engineering)
Classification: CPC F | IPC F

Claim 4:
5. The outdoor unit of the air conditioner according to claim 4, wherein
one end of a normally open contact of the switch-type relay is connected to a neutral wire of the power supply line, and another end thereof is connected to a neutral wire terminal of the outdoor unit; one end of a coil of the switch-type relay is connected to the signal line, and another end thereof is connected to the normally closed contact of the normally closed changeover-type relay;
the movable contact of the normally closed changeover-type relay is connected to the neutral wire of the power supply line, the normally open contact thereof is connected to the neutral wire terminal of the outdoor unit, and power supply of a coil of the normally closed changeover-type relay is controlled by the outdoor-unit main control circuit.