Bitzer HSN7451-60 Semi-Hermetic Screw Compressor

🔧 Technical Data Summary

• Cooling Capacity (R404A, t₀ = -35°C, t𝑐 = 40°C): 55.7 kW

• Power Input: 42.0–52.4 kW depending on load

• COP (Efficiency): Up to 1.33

• Displacement:

  • 50Hz: 192 m³/h

  • 60Hz: 232 m³/h

• Weight: 297 kg

• Suction Line: 76 mm – 3 1/8”

• Discharge Line: 54 mm – 2 1/8”

• ECO Line Adapter (Optional): 22 mm – 7/8”

• Max Operating Current: 98.0 A

• Starting Current (Rotor Locked): 267 A (Y) / 449 A (YY)

• Max Power Input: 65.0 kW

• Sound Power Level: 86.5 dB(A)

• Sound Pressure @ 1m: 78.5 dB(A)

🛢️ Oil & Refrigerant Compatibility

• Oil Type:

  • R404A, R507A, R407A/F, R448A, R449A, R454C → BSE170

  • R22 → B150SH / B100 (optional)

• Oil Flow Monitoring: SE-B3 (Standard)

• Discharge Gas Temp Sensor: Included

• Start Unloading & Suction Shut-Off Valve: Included

• Motor Protection: SE-E1 (standard) / SE-E3 (for 660–690V)

✅ Why Choose the Bitzer HSN7451-60?

• Built to operate reliably at evaporating temperatures down to -45°C

• Supports economizer operation for enhanced efficiency and subcooling

• Massive cooling capacity for heavy-duty industrial systems

• Integrated oil flow control, discharge temp protection, and modular ECO support

• German-engineered for 24/7 operation in the toughest environments

📦 Applications

• Industrial blast freezer tunnels

• Deep-freeze storage warehouses

• Seafood/meat/pharma export refrigeration

• Cold chain logistics and supply hubs

• High-capacity frozen food processing plants

🚚 Shipping & Availability

• ✅ Available in 380–415V / 50Hz

• ⚙️ Custom 60Hz builds and voltages with 3–4 week lead time

• 📦 Export-grade packing for global delivery

• 🌍 Delivery options: air freight, sea freight, or express courier

📥 Request Full Datasheet

Includes ECO configuration details, dimension drawings, and full performance curves.

Reach out today for technical support or a competitive quote.

📧 Email us | 📞 Call or WhatsApp