The Dorin AU4-H2500CS is a high-performance semi-hermetic reciprocating compressor tailored for negative temperature (low-temperature) refrigeration systems. Designed for large industrial facilities, it excels in demanding environments such as freezing tunnels, deep-cold storage warehouses, and food processing centers.

General Description
As part of Dorin’s powerful AU4-H series, the H2500CS combines robust construction with excellent cooling efficiency. Its semi-hermetic design ensures easy maintenance, long service life, and consistent performance even under continuous, high-load low-temperature conditions.

Key Specifications

• Compressor Type: Semi-hermetic, reciprocating

• Application: Negative temperature (low-temp) refrigeration

• Cooling Capacity: Approx. 240–260 HP (based on refrigerant and application)

• Displacement: Approx. 250.0 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 industrial-scale cold chain operations, deep-freezing applications, and high-capacity refrigeration systems

Conclusion
The Dorin AU4-H2500CS is built to deliver powerful, efficient, and stable performance in the most demanding negative temperature environments, making it a top choice for industrial refrigeration needs.