安全保护系统: 总电源过电流无熔丝断路器 冰水马达反转保护及指示灯 冰水马达过转保护及指示灯 压缩机过载保护及指示灯 冷媒不足保护及指示灯 冰水冻结防止保护及指示灯 冷媒高压安全阀 故障警告蜂鸣器 冷媒高压指示表 冷媒低压指示表 久相保护 Features: All-net,imported compressor; Superb imported components,with longer terms of service; High efficiency evaporator and cooling condenser in sue,to help save no less than 30% of your power rates; Two sets of compressor which can be used jointly or independent; (10OC and above) Complete with sasfety protection and error indication system; Micro-processing controller,easy operation