SHI Cryogenics Group 的 HC-8E4 压缩机专门设计用于运行大多数 Marathon® CP 低温泵型号以及精选的 10K 低温冷却器。 HC-8E4 压缩机采用专为向低温冰箱输送高压无油氦气而设计的全密封水冷旋转式压缩机舱，是一款可靠且紧凑的系统，适用于小型和大型真空操作。SHI Cryogenics Group’sHC-8E4 compressor is specificallydesigned to operate most Marathon®CP cryopump models, as well as select10K cryocoolers. Utilizing a hermeticallysealed, water-cooled rotary compressor capsuledesigned exclusively to deliver high pressure oil-free heliumto cryogenic refrigerators, the HC-8E4 compressor is a reliable andcompact system for both small and large scale vacuum operations. Thegas couplings, water fittings, cable receptacles, circuit breakers and fusesare conveniently located on the front panel for easy access.

Features• ON and OFF buttons for local operation of the compressor and cold head• Automatic restart after power interruptions• Front panel LCD display of elapsed run time and system status inbation• Interlock to prevent starting the compressor and cold head if main power phase is incorrect• Automatic relief from an over pressure condition• Scroll compressor designed and build specifically for helium service• 30,000 hour maintenance intervalSpecificationsElectrical Specifications: 220 V3~ (±10%), 50Hz220/230 V3~ (±10%), 60HzPower Consumption and Operation: 3.7 kW, 10 amperes full load at 220 V3~, 50 Hz4.3 kW, 12.5 amperes full load at 220 V3~, 60 Hz68 amperes locked rotor currentAmbient Temperature: 4˚ C to 40˚ C (40˚ F to 104˚ F)Cooling Water Inlet Temperature: 4˚ C to 21˚ C (40˚ F to 70˚ F)Cooling Water Flow Rate: 5.7 to 9.5 L/min (1.5 to 2.5 gpm) minimumDimensions (HxWxD): 504 mm x 430 mm x 485 mm19.8” x 16.9” x 19.1”Weight: 75 kg (165 lbs.)