| 摘要 |
PROBLEM TO BE SOLVED: To provide an air conditioning system that can stop a self-sustaining operation in a simple and low cost circuit configuration.SOLUTION: In an air conditioning system 1 which has an outdoor unit 2 and indoor units 3a-3c and in which the outdoor unit 2 includes a gas engine 10 for driving compressors 12a, 12b, a generator 11 driven by the gas engine 10, and a system interconnection inverter 33 for outputting a generated output of the generator 11 to a commercial system 36, a power supply switchboard 52 is provided for switching between the commercial system 36 and the system of the generated output, the power supply switchboard 52 is connected with loads including the indoor units 3a-3c, and an indoor side controller 39 enables a self-sustaining operation of the outdoor unit 2, the indoor units 3a-3c, and other consumer loads 38 connected to the power supply switchboard 52 on the generated output for a predetermined self-sustaining operation duration in the event of an outage of the commercial system 36, and stops the self-sustaining operation when the self-sustaining operation duration elapses. |
