Description
The Ziehl-Abegg RH25M-2DK.3B.1R is a precision-engineered Motorized Impeller designed for high-efficiency industrial air movement. Utilizing an advanced AC external rotor motor integrated directly into the backward-curved centrifugal impeller, this unit optimizes aerodynamic performance while minimizing thermal impedance. The construction features a robust metal design ensuring structural rigidity under high-stress operations. Engineered for continuous duty, the fan employs high-grade ball bearings to reduce frictional losses and extend operational lifespan. Its compact form factor allows for seamless integration into space-constrained ventilation systems, delivering reliable airflow with superior static pressure capabilities suitable for demanding thermal regulation environments.
Model Number: RH25M-2DK.3B.1R
Brand: Ziehl-Abegg
Product Type: Centrifugal Fan (Motorized Impeller)
Rated Voltage: 400 VAC
Phase: 3-Phase
Frequency: 50 / 60 Hz
Impeller Diameter: 250 mm
Motor Type: AC External Rotor Motor
Bearing Type: Ball Bearing
Rated Speed: 2600 RPM (50Hz) / 2850 RPM (60Hz)
Power Input: 280 W (Estimate)
Current Draw: 0.46 A (Estimate)
Max. Air Flow: 794 CFM (1350 m³/h)
Max. Static Pressure: 480 Pa (1.92 inH₂O)
Material: Galvanized Sheet Steel
Ingress Protection: IP54
Insulation Class: F
Operating Temperature: -20°C to +60°C
Mounting Orientation: Any
Direction of Rotation: Clockwise (viewed on rotor)
Termination: Terminal Block / Lead Wires
Weight: 4.5 kg
Compliance: CE, RoHS
The RH25M-2DK.3B.1R is extensively utilized in critical industrial applications requiring reliable high-pressure air delivery. Common deployments include cabinet cooling for variable frequency drives, large-scale power inverters, and telecommunications infrastructure where heat dissipation is paramount. The RH25M-2DK.3B.1R also serves effectively in cleanroom filtration modules and heat exchangers, ensuring consistent thermal stability across sensitive electronic components.





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Additional information
| Shipping Weight | 1 kg |
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