foaminsulationmaterials
Mechanics
P.I.D+S.S.R+Micro-computerbalancedtemperaturecontrolsystem
CoolingSystem
Semi-hermeticdouble-stagecompressor(water-cooledtype)/Hermeticdouble-stagecompressor(air-cooledtype)
SecurityProtection
Devices
Non-fusebreaker,highandlowpressureprotectiveswitchofthecompressor,refrigerator
high-pressureprotectiveswitch,failur