... instructions of control menu and interface that is as easy as using the family electric appliances. ModelPC-280WSCD (Double Compressor) ... Exhausting Overheat Protection, Fusible Plug, Anti-freezing Temperature Controller, Compressor Heat Protector, Overcurrent Relay, Phase Sequence Protector, Lack Phase ... in/ outInch6Inch5+5Machine WeightKg4000Running WeightKg5100 PC-280WSCD screw compressor chiller