Air conditioner
A technology for air conditioners and pressure reducers, which is applied to air conditioning systems, space heating and ventilation, and irreversible cycle compressors, etc., can solve the problems of air conditioners stopping in the middle of operation, unable to control the driving speed of compressors, and difficulty, etc. achieve the effect of preventing temperature rise
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[0027] The embodiments of the present invention will be described below based on the drawings. 1 is a separate air conditioner, which is mainly composed of an outdoor unit 2, an inter-unit piping 3, and an indoor unit 4 and 5 arranged in different rooms. The air conditioner is equipped with multiple indoor units, so it is a multi-model air conditioner.
[0028] The outdoor unit 2 is equipped with a compressor 6, an outdoor heat exchanger 7, a pressure reducing device using a capillary tube, a switching valve 9 and 10 using an on-off valve, a silencer 11, 12, an auxiliary using a capillary tube Pressure reducing devices 13, 14, spare valves 15, 16, spare valves 17, 18, silencer 19, accumulator 20. 21A, 21B, 21C, 21D, 21E, 21F, 21G, 21H, 21I are used to connect these devices Refrigerant pipe. 22 is a first bypass pipe connecting the refrigerant pipe 21B and the refrigerant pipe 21I, and a first on-off valve 23 and a capillary tube (first pressure reducer) 24 are provided in the midd...
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