⚙️ Main Specifications
🔹 Model: ZF18KQE
🔹 Brand: Copeland
🔹 Type: Hermetic Scroll Compressor
🔹 Nominal Power: 6 HP
🔹 Application: Low-Temperature Refrigeration / Freezer
🔹 Injection Type: Liquid Injection
🔹 Oil Type: POE Oil
🔹 Frequency: 50 Hz / 60 Hz versions available
🔹 3-Phase Options: Available
❄️ Refrigerant Options
The ZF/ZFI range is qualified for multiple refrigerants:
🔹 R404A / R507
🔹 R407A / R407C / R407F
🔹 R448A / R449A
🔹 R22
The exact refrigerant and compressor configuration should be confirmed when ordering.
🌡️ Typical Applications
🧊 Walk-In Freezers
🥩 Frozen Meat Storage
🐟 Fish & Seafood Freezers
🍗 Frozen Food Storage
🏪 Supermarket Refrigeration
🏭 Food Processing & Industrial Refrigeration
The ZFKQ family is designed for low-temperature operation, with the overall series capable of operating down to approximately −40°C evaporating temperature, depending on refrigerant and system conditions.
📊 R404A Cooling Capacity – 50 Hz
For the ZF18KQE at 40°C condensing temperature, the catalogue gives:
| Evaporating Temperature |
Cooling Capacity |
| −40°C |
2.98 kW |
| −35°C |
3.78 kW |
| −30°C |
4.75 kW |
| −25°C |
5.90 kW |
| −20°C |
7.25 kW |
| −15°C |
8.82 kW |
| −10°C |
10.64 kW |
| −5°C |
12.73 kW |
| 0°C |
15.11 kW |
These values show why HP alone should not be used to determine refrigeration capacity—the available cooling capacity changes considerably with evaporating and condensing temperatures. Copeland-scroll-compressors-zfkq-for-refrigeration-applications-catalogue.pdfPDF
⚡ 50 Hz & 60 Hz Available
🌏 50 Hz — Suitable for New Zealand, Australia, Europe, the Middle East and many Asian markets.
🌎 60 Hz — Suitable for the USA, Canada and other 60 Hz markets.
Different voltage and phase configurations are available depending on the selected motor code.
⭐ Key Features
✅ 6 HP low-temperature scroll compressor
✅ Designed specifically for freezer applications
✅ Liquid injection for discharge-temperature control
✅ Available in 50 Hz & 60 Hz
✅ Multiple refrigerant options
✅ Compact hermetic scroll design
✅ Smooth operation with low vibration
✅ Suitable for commercial & industrial refrigeration
Selection Note: Correct compressor selection should be based on cooling load, refrigerant, evaporating temperature, condensing temperature and ambient conditions—not HP alone.
