The Copeland S9-3DA-75X is a semi-hermetic reciprocating compressor group tailored for low-temperature refrigeration systems. It is ideal for applications such as freezer rooms, cold storage warehouses, and food preservation environments where reliable deep cooling is essential.

General Description
Part of the robust S9 series, the 3DA-75X model provides efficient and stable performance in demanding low-temperature conditions. The semi-hermetic design allows for convenient servicing, while the group assembly includes essential components to streamline installation and system integration.

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 (depending on application)

• Oil Type: Mineral or alkylbenzene

• Configuration: Compressor group with oil separator, receiver, and optional control elements

• Motor Protection: Internal thermal protection

Conclusion
The Copeland S9-3DA-75X is a reliable and efficient choice for low-temperature refrigeration systems, offering excellent cooling performance, ease of maintenance, and dependable operation in demanding environments.