Ziehl-Abegg RH28M-2DK.3F.1R Fan

Fan Type:: Centrifugal fan with backward‑curved impeller
Rated Voltage:: 3~ 230/400 V ±10 % Δ/Y (50 Hz) / 3~ 265/460 V ±10 % Δ/Y (60 Hz)
Frequency:: 50/60 Hz
Power Input:: approx. 0.53 kW (50 Hz) / 0.86 kW (60 Hz)
Current:: approx. 0.95 A (50 Hz) / 1.25 A (60 Hz)
Speed:: approx. 2750 rpm (50 Hz) / 3220 rpm (60 Hz)
Impeller Diameter:: ~280 mm
Max Air Flow:: ~2750 m³/h
Max Pressure:: ~780 Pa
Protection:: IP10
Thermal Class:: THCL155
Bearings:: Ball bearings with long‑life lubrication
Motor Protection:: Thermal contact switch
Installation Position:: Horizontal / vertical upright
Operating Temp Range:: approx. ‑40 °C to +60/70 °C

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