The Dorin AU2-H381CC is a high-capacity semi-hermetic reciprocating compressor tailored for negative temperature (low-temperature) refrigeration systems. It is ideal for large-scale cold storage, industrial freezing applications, and deep-freezing tunnels requiring reliable and continuous operation.

General Description
Built for efficiency and durability, the H381CC model in the AU2-H series offers strong refrigeration output and long service life. Its semi-hermetic construction ensures reduced maintenance downtime, operational stability, and high performance in demanding low-temperature environments.

Key Specifications

• Compressor Type: Semi-hermetic, reciprocating

• Application: Negative temperature (low-temp) refrigeration

• Cooling Capacity: Approx. 30–40 HP (depending on system and refrigerant)

• Displacement: Approx. 38.1 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 protection

• Usage: Ideal for deep-freeze storage, food industry applications, and industrial low-temperature systems

Conclusion
The Dorin AU2-H381CC combines powerful performance with energy efficiency, making it a trusted solution for heavy-duty negative temperature refrigeration requirements.