Bitzer 4H.2Y-K Open-Type Reciprocating Compressor

🔧 Technical Data Summary

• Model: 4H.2Y-K

• Refrigerant: R404A (compatible with R134a, R507A, R407C, and R22)

• Evaporating Temp.: -10°C

• Condensing Temp.: 45°C

• Displacement:

  • 50Hz: 73.6 m³/h

  • 60Hz: 88.8 m³/h

• Cooling Capacity: 37.3 kW

• Shaft Power: 16.01 kW

• COP/EER: 2.33

• Mass Flow: 1175 kg/h

• Cylinders: 4 × 70 mm bore × 55 mm stroke

• Weight: 129 kg

• Max Pressure: 19 bar (LP) / 25 bar (HP)

• Suction Line Connection: 42 mm – 1 5/8”

• Discharge Line Connection: 28 mm – 1 1/8”

• Oil Charge: 4.7 L

• Oil Type: BSE32 / BSE55 (for R404A, R407C, R507A) or B5.2 for R22

✅ Key Features & Benefits

• High-capacity performance for industrial and commercial refrigeration

• Engineered for continuous-duty operation with reliable performance

• Flexible compatibility with multiple refrigerants

• Built-in protection: suction/discharge shut-off valves, oil service valve

• Optional features:

  • Capacity control (100–50%)

  • Water-cooled cylinder heads

  • Oil heater

  • Discharge gas temperature sensor

  • Oil pressure monitoring

  • Marine kit for offshore applications

⚙️ Motor & Coupling Recommendations

• Recommended Motor Power: 18.5 kW

• Motor Size: 180M

• Coupling Model: KK620

• Coupling Housing: GK6490

📦 Applications

• 🏭 Large-scale cold storage and distribution facilities

• 🥩 Food processing and industrial cooling systems

• 🛒 Central refrigeration plants for supermarkets and logistics hubs

🚚 Shipping & Availability

✅ Standard 380–420V / 50Hz models available

⚙️ Custom 60Hz configurations available upon request (lead time: 3–4 weeks)

📦 Export-grade packaging for safe global shipping