Screw 6-Parallel Compressor Refrigeration Unit

• Evaporating temperature -30~-60℃, especially for high quality low temperature cold room such as tuna room and blast freezing.
• 2-stage screw in parallel with intermediate economizer to provide high liquid subcooling. COP is 30% higher than 1-stage screw rack.
• Individual compressor offers capacity unloading plus compressors on-off control, provide sufficient capacity regulating stages to save energy under partial load condtion.
• Touch view screen + PLC controller, controlled program dedicatedly developed for 2-stage screw rack, provide stable and reliable control. Support remote access through internet.
• Low discharge temperature and vibration, high reliability
• Compact design, small space, convenient installation.

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