CONTROL DEVICE FOR WINTER SET OF AIR CONDITIONER Russian patent published in 2021 - IPC F24F11/00 

FIELD: ventilation and air conditioning.

SUBSTANCE: invention relates to air conditioners equipped with a winter kit. Device comprises digital temperature sensor 1, control module 2 with controller 3, RS-485 interface 4. Information indicator is made in form of LED 8 and indicator 9. Control module 2 also includes sound-emitter 10, jumper 11, reset button 12, test button 13, three-pin connector 14 for connection of a digital temperature sensor 1 and three-contact connector 15 for connection of an RS-485 interface line 4, terminals 16 for supply connection and terminals 17 for connection of winter set 18. Switch 19 of operation modes of fan 20 of outdoor unit 21 of the air conditioner comprises relay 22, LED 23 and two groups of contacts 24, 25 for connection to terminals of control module 2, winter set 18 and fan 20. Switch 19 is connected to controller 3 via first relay 5 with fuse 6 and terminals 17. Controller 3 is also connected to temperature sensor 1 via connector 14, control unit 7 of fuse 6, light-emitting diode 8, indicator 9, interface 4 RS-485 and sound emitter 10. Control module 2 is located inside the room, the digital temperature sensor 1 is located outside the room, near outdoor unit 21 of the air conditioner.

EFFECT: design of a device which can control activation and disconnection of a winter set of any air conditioner, which increases reliability of its operation, preserving durability and electric energy conicity.

1 cl, 4 dwg, 8 tbl