The Copeland D4DJ-300X is a high-capacity semi-hermetic reciprocating compressor built for medium- and low-temperature refrigeration systems. It is well-suited for industrial cold storage, food processing facilities, and other large-scale commercial cooling operations.

General Description
As part of the reliable D4 series, the D4DJ-300X is designed to handle demanding refrigeration needs with consistent performance and long service life. Its semi-hermetic construction allows for easy maintenance, while the internal components are engineered for efficiency and durability in continuous-duty applications.

Key Specifications

• Compressor Type: Semi-hermetic, reciprocating

• Application: Medium and low temperature

• Cooling Capacity: Approx. 30 HP

• Displacement: 76.3 m³/h

• Voltage: 380–420V / 50Hz or 460V / 60Hz

• Phases: 3

• Refrigerants: R-404A, R-507, R-134a (based on system requirements)

• Oil Type: Mineral or alkylbenzene

• Motor Protection: Internal thermal protection

Conclusion
The Copeland D4DJ-300X offers dependable, high-capacity cooling with a focus on serviceability and energy efficiency. It is a strong choice for refrigeration systems that require robust and continuous operation.