The Dorin AU2-H751CS is a high-efficiency semi-hermetic reciprocating compressor built for negative temperature (low-temperature) refrigeration systems. It is engineered for use in industrial freezing applications, large-scale cold storage facilities, and food preservation environments that demand consistent, deep-cooling performance.

General Description
With a sturdy semi-hermetic design, the H751CS delivers dependable operation and is easy to service. It provides excellent cooling capacity while maintaining energy efficiency, making it suitable for continuous operation in low-temperature industrial environments.

Key Specifications

• Model: AU2-H751CS

• Compressor Type: Semi-hermetic, reciprocating

• Application: Negative temperature (low-temp) refrigeration

• Cooling Capacity: Approx. 70–85 HP (based on refrigerant and system design)

• Displacement: Approx. 75.1 m³/h

• Voltage: 380–420V / 3Ph / 50Hz

• Refrigerants: R-404A, R-507, R-448A, R-449A, and other low-temp refrigerants

• Oil Type: POE (polyolester)

• Motor Protection: Integrated thermal protection

• Usage: Best suited for large cold rooms, freezing tunnels, and industrial refrigeration systems

Conclusion
The Dorin AU2-H751CS delivers reliable, high-capacity cooling for demanding negative temperature applications, combining long-term durability with efficient operation for industrial-scale refrigeration needs.