The BSR 311 screw compressor from FUSHENG is a robust and efficient solution tailored for medium-to-large industrial refrigeration systems. It offers excellent performance with wide refrigerant compatibility, making it ideal for cold storage facilities, dairy plants, and process cooling systems.
Model: BSR 311
Displacement:
50Hz: 229 m³/h
60Hz: 275 m³/h
Speed: 2950 / 3550 rpm (50/60 Hz)
Capacity Control: Step control (25 / 50 / 75 / 100%) or linear control (25–100%)
Refrigerants Supported: R22, R134a, R407C, R404A, R507
Motor Type: 3-phase, 2-pole induction motor
Voltage Range:
50 Hz: 380–415V
60 Hz: 220 / 380 / 400 / 440 / 460 / 480V
Protection: Phase loss, phase sequence, and motor PTC/PT100 thermistor
Startup: Y-Δ (star-delta) or direct-on-line
Suction Port Size: 3-1/8 inch (79.4 mm)
Discharge Port Size: 2-1/8 inch (53.9 mm)
Hydraulic Test Pressure: 42 kg/cm²G
Oil Heater: 150 W
Oil Charge: 14 Liters
Net Weight: 560 kg
Higher displacement for increased refrigeration capacity
Heavy-duty and reliable under continuous use
Suitable for a wide range of industrial applications
Simple installation with built-in motor protections
Ships from warehouse in China
Delivery lead time: 7–10 working days
Professionally packed for export in wooden crate
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