Patent ID: 8322159

Claim:
An air conditioning system for communication equipment, comprising: an indoor module placed inside a base station in which communication equipment is installed, the indoor module having a first indoor heat exchanger which is installed on a brine pipe and has a heat exchange tube, a pair of expansion valves which are respectively installed on different refrigerant pipes, a second indoor heat exchanger which has a pair of heat exchange tubes to which the refrigerant pipes extending from the expansion valves are respectively connected, a pair of compressors which compress refrigerant having passed through the second indoor heat exchanger, and an indoor blower which is arranged adjacent to the first and second indoor heat exchangers; and an outdoor module placed outside the base station, the outdoor module having a brine pump which is installed on the brine pipe extending from the first indoor heat exchanger, a pair of first and second outdoor heat exchangers which have heat exchange tubes to which the brine pipe extending from the brine pump and the brine pipe extending from the first indoor heat exchanger are connected in series, a pair of third and fourth outdoor heat exchangers which have heat exchange tubes to which the refrigerant pipes extending from the compressors and the refrigerant pipes extending from the expansion valves are fluidly connected, and an outdoor blower which is arranged adjacent to the first through fourth outdoor heat exchangers.