The Dorin AU2-H851CS is a premium semi-hermetic reciprocating compressor engineered for negative temperature (low-temperature) refrigeration systems. It is specifically designed for intensive industrial use, such as deep-freeze storage, food processing plants, and cold logistics centers that require dependable and continuous low-temperature performance.

General Description
As a high-capacity model in Dorin’s AU2-H series, the H851CS delivers robust cooling output, long-term reliability, and energy-efficient operation. Its semi-hermetic design ensures easy maintenance and consistent performance under heavy-duty, low-temperature conditions.

Key Specifications

• Compressor Type: Semi-hermetic, reciprocating

• Application: Negative temperature (low-temp) refrigeration

• Cooling Capacity: Approx. 85–100 HP (depending on system and refrigerant used)

• Displacement: Approx. 85.1 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 overload system

• Usage: Ideal for large industrial freezing systems and cold chain infrastructure

Conclusion
The Dorin AU2-H851CS is a reliable, efficient, and high-performance solution for demanding negative temperature refrigeration applications, providing stable and powerful cooling in the most challenging environments.