Specification: W 280*H 350*D 140(mm) Technical parameters: • Power supply: three-phase five-wire(or three-phase four-wire) 380VAC±10%,50Hz • Dual temperature sensor for separately temperature control of compressor and defrost, more secure and energy-saving; • Compressor integrated protection functions; • Sensor failure and over-temperature alarm function • Connection data line length: signal transmission distance not less than 200meters. Features: Dual temperature sensor for separately temperature control of compressor and defrost,more secure and energy-saving; Compressor integrated protection function; Sensor failure and over-temperature alarm function; Connection data line length:signal transmission distance not less than 200 meters.