The Copeland R7-3DC-75X is a semi-hermetic reciprocating compressor group designed for low-temperature refrigeration systems. It is well-suited for demanding environments such as freezer rooms, cold storage facilities, and frozen food processing.

General Description
Part of the R7 series, the 3DC-75X combines durability with efficient cooling performance. Its semi-hermetic construction ensures easy maintenance, while the factory-assembled group configuration includes essential components for quick installation and reliable integration into commercial and industrial refrigeration systems.

Key Specifications

• Compressor Type: Semi-hermetic, reciprocating

• Application: Negative temperature (low temperature)

• Cooling Capacity: Approx. 7.5 HP

• Displacement: 21.9 m³/h

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

• Phases: 3

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

• Oil Type: Mineral or alkylbenzene

• Configuration: Mounted compressor group with oil separator, receiver, and optional controls

• Motor Protection: Internal thermal protection

Conclusion
The Copeland R7-3DC-75X is a dependable and efficient choice for low-temperature refrigeration applications, offering solid performance, serviceability, and long-term reliability in critical cooling environments.