Bitzer HSN7461-70 Semi-Hermetic Screw Compressor

🔧 Technical Data Summary

• Cooling Capacity (R404A, t₀ = -35°C, t𝑐 = 40°C): ~49.9 kW

• Power Input: ~37.2–52.4 kW (depending on load)

• COP (Efficiency): Up to 1.33

• Displacement (2900 rpm / 50Hz): 220 m³/h

• Displacement (3500 rpm / 60Hz): 266 m³/h

• Weight: 310 kg

• Max Pressure (LP / HP): 19 / 28 bar

• Suction Line: 76 mm – 3 1/8”

• Discharge Line: 54 mm – 2 1/8”

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

• Max Operating Current: 124.0 A

• Starting Current (Rotor Locked): 290.0 A (Y) / 485.0 A (YY)

• Max Power Input: 75.0 kW

• Sound Power Level: 88.5 dB(A)

• Sound Pressure Level @ 1m: 80.5 dB(A)

🛢️ Oil Compatibility & Features

• Oil Types:

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

  • R22 → B150SH or B100 (optional)

• Included Features:

  • SE-B3 oil flow control

  • SE-E1 motor protection (SE-E3 for 660–690V)

  • Discharge gas temperature sensor

  • Start unloading system

  • Suction shut-off valve

  • Capacity Control: 100% / 75% / 50%

  • Enclosure: IP54

• Available Options:

  • Discharge shut-off valve

  • ECO shut-off valve

  • Shaft seal oil cooling

  • Subcooler integration

✅ Why Choose the Bitzer HSN7461-70?

• Engineered for -45°C to -10°C ultra-low temp applications

• Built-in support for ECO systems and liquid subcooling

• Industrial-grade reliability for 24/7 cold chain operation

• High displacement and efficient power-to-cooling ratio

• Fully compatible with advanced oil cooling and monitoring systems

📦 Applications

• Blast freezing tunnels and seafood cold chains

• Pharmaceutical logistics and vaccine storage

• Deep-freeze cold storage centers

• High-volume frozen food export hubs

• Large walk-in freezer facilities and process plants

🚚 Shipping & Availability

• ✅ Standard 380–415V / 50Hz available

• ⚙️ Custom 60Hz and voltage builds: lead time 3–4 weeks

• 📦 Packed for international export

• 🌍 Air, sea, and courier shipping options available globally

📥 Request Full Datasheet

Includes wiring diagrams, dimension drawings, performance tables, and ECO configuration info.

Contact our team to receive the full document and support.

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