🔧 Technical Specifications
- Model: 4FE-28Y-40P
- Cooling Capacity (R404A @ -10°C / 45°C): 53.3 kW
- Power Input: 23.9 kW
- COP (Efficiency): 2.23
- Displacement (50Hz): 101.8 m³/h
- Displacement (60Hz): 121.3 m³/h
- Cylinders / Bore / Stroke: 4 × 82 mm × 55 mm
- Weight: 207 kg , 28 HP
- Voltage Range: 380–420V / 3 Phase / 50Hz
- Max Operating Current: 52.8 A
- Starting Current (Rotor Locked): 141.0 A (Y) / 233.0 A (YY)
- Max Power Input: 31.0 kW
- Suction Connection: 54 mm – 2 1/8”
- Discharge Connection: 28 mm – 1 1/8”
- Discharge Temperature: 92.5°C
- Sound Pressure Level: 73 dB(A) @ -10°C / 45°C
🛢 Oil & Refrigerant Compatibility
- Standard Oil Charge: 4.50 dm³ – BSE32
- Compatible Refrigerants:
- R404A, R507A, R407A/F → BSE32
- R134a >70°C → BSE55
- R22 → B5.2
- R1234yf → BSE32 / BSE55
- R1234ze → BSE55 / BSE85K
- R454C, R455A → BSE32
- R515B → BSE55 / BSE85K
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💡 Why Choose the 4FE-28Y
✔️ Extremely high cooling capacity for large industrial systems
✔️ Motor protected to IP54 (IP66 optional)
✔️ Optional discharge gas temperature sensor, oil heater, and refrigerant injection
✔️ Compatible with Bitzer CM-RC-02 IQ Module for advanced control
✔️ Reliable for 24/7 continuous operation in critical environments
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📦 Compatible Accessories
- Volume: 105.0 L
- Max R404A charge: 100.9 kg
- Interfaces: Modbus + Bluetooth
- Enclosure: IP66
- Features: Logging, remote control, system protection
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🚚 Shipping & Availability
- ✅ Available for 380–420V / 50Hz
- ⚙️ 60Hz versions available in 3–4 weeks
- 🌍 Export packaging and global delivery available
