
Semi Seal Refrigeration Compressor Unit CO2 System. High Efficiency Rotor Design: New generation bilateral asymmetric screw rotor profile with polishing process for high efficiency. Low Noise Performance: Optimized flow channel design ensures small flow resistance and low noise operation. Long Lifetime Bearing: Special thrust bearing provides high precision and extended service life. Reliable Mechanical Seal: Crane mechanical seal ensures reliable and durable sealing for high pressure CO2. Intelligent Energy Regulation: Automatic stepless energy regulation with unmanned check-in capabilities. Remote Monitoring Interface: Friendly man-machine interface enables remote monitoring and data transmission. Low Oil Content Exhaust: Efficient oil and gas processor ensures exhaust oil content not more than 5ppm. 1-Year Warranty Coverage: Comprehensive 1-year warranty with video online after-sales support included.