Description
The ebmpapst R3G250-AK41-71 is a precision-engineered EC centrifugal fan designed for high-efficiency thermal management in demanding industrial environments. Featuring an advanced M3G084-DF EC motor, this unit integrates sophisticated electronics for seamless speed control and optimized energy consumption. The backward-curved impeller, constructed from high-grade composite materials, ensures superior aerodynamic performance while minimizing acoustic resonance. Equipped with maintenance-free ball bearings, the R3G250-AK41-71 delivers exceptional structural rigidity and longevity. Its robust thermal impedance characteristics and IP54 ingress protection make it suitable for continuous operation under variable load conditions, ensuring reliable airflow delivery in critical cooling applications requiring high static pressure capabilities.
Model Number: R3G250-AK41-71
Brand: ebmpapst
Product Type: EC Centrifugal Fan (Backward Curved)
Rated Voltage: 230 VAC
Voltage Range: 200 – 277 VAC
Frequency: 50/60 Hz
Rated Current: 3.1 A
Power Input: 490 W
Rated Speed: 3390 RPM
Motor Type: M3G084-DF (EC Motor)
Impeller Diameter: 250 mm
Bearing Type: Ball Bearing
Max. Air Flow: 941 CFM (1600 m³/h / 26.6 m³/min)
Max. Static Pressure: 76.5 mmH₂O (750 Pa / 3.01 inH₂O)
Noise Level: 78 dB(A)
IP Rating: IP54
Insulation Class: Class B
Operating Temperature: -25°C to +60°C
Material (Impeller): PA Plastic (Glass-fiber reinforced)
Material (Electronics Housing): Die-cast Aluminum
Speed Control: 0-10 VDC / PWM Control input
Protection Features: Locked-rotor protection, Soft start, Thermal overload protection
Mounting Orientation: Any
Weight: 3.5 kg
Life Expectancy: 40,000 hrs @ 40°C
This high-performance air mover is engineered for critical infrastructure requiring consistent static pressure and airflow regulation. The R3G250-AK41-71 is frequently utilized in precision air conditioning units for data centers, ensuring optimal thermal regulation for server racks and IT equipment. Additionally, the R3G250-AK41-71 serves as a vital component in industrial ventilation systems, clean room filtration modules (FFUs), and variable frequency drive (VFD) cooling cabinets. Its EC technology makes it ideal for telecom base stations and heat exchangers where energy efficiency and precise controllability are paramount.
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Additional information
| Shipping Weight | 1 kg |
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