... 50KW to 4000KW;c. Feature high EER, low noise level, easy operation and maintenance; with more than ... famous brand is adopted, with high efficiency, low noise level, less wearing and long operation time.The unit ... the temperature of water in/out, the energy level of compressor run, on/off button, run ... overload, or abnormal run condition. 6.High&low pressure protection:It protects the compressor and ...