Description
The ebm-papst R2E190-AO26-05 is a high-performance industrial backward-curved motorized centrifugal fan engineered for demanding thermal management and process ventilation systems. Utilizing an integrated external rotor motor topology, this unit delivers high aerodynamic efficiency and pressure stability in compact spatial envelopes. Designed for continuous, maintenance-free duty, it provides high airflow against elevated system backpressures without requiring an external scroll housing.
TECHNICAL SPECIFICATION MATRIX
Manufacturer: ebm-papst
Part Number: R2E190-AO26-05
Motor Designation: M2E068-BF
Impeller Diameter: Ø 190 mm
Nominal Voltage: 230 VAC
Phase: 1~ (Single-Phase AC)
Frequency: 50 / 60 Hz
Nominal Speed: 2350 RPM (50 Hz) / 2500 RPM (60 Hz)
Airflow Volume: 570 m³/h (50 Hz) / 610 m³/h (60 Hz)
Power Input: 58 W (50 Hz) / 75 W (60 Hz)
Current Draw: 0.26 A (50 Hz) / 0.34 A (60 Hz)
Required Operating Capacitor: 1.5 µF / 450 VDB
Direction of Rotation: Clockwise (viewed toward rotor)
Bearing Type: Sealed, maintenance-free precision ball bearings
Impeller Material: Glass-fiber reinforced plastic (PA)
Rotor Surface: Galvanized / Black electrophoretic coating
Degree of Protection: IP44 (IEC 60529)
Insulation Class: Class B
Motor Protection: Thermal Overload Protector (TOP) internally wired
Permissible Ambient Temperature Range: -25 °C to +55 °C
Installation Position: Any (Shaft horizontal or vertical)
Weight: 1.25 kg
Compliance Standards: CE, EAC, VDE, UL, CSA, RoHS
ENGINEERING ARCHITECTURE & PERFORMANCE
The backward-curved impeller geometry of the R2E190-AO26-05 provides optimized flow mechanics, generating uniform laminar air distribution while minimizing aerodynamic noise and turbulence losses. Dynamic balancing in two planes ensures low-vibration operation across the entire operational frequency range, safeguarding delicate surrounding instrumentation and prolonging bearing lifespan. Direct motor-impeller integration delivers superior thermal dissipation directly through the moving air stream, ensuring thermal equilibrium during prolonged duty cycles.
APPLICATION & INTEGRATION PROFILE
This model is specifically engineered for thermal mitigation in high-impedance environments where standard axial fans fail due to backpressure stall. Typical deployment scenarios include:
– Industrial power electronic cabinets and variable frequency drive (VFD) enclosures
– Telecom base station cooling modules
– Centralized Heat Recovery Ventilation (HRV) units and cleanroom air recirculation systems
– Medical diagnostic imaging equipment and laboratory fume extraction assemblies
– Closed-loop electrical panel heat exchangers
PROCUREMENT, QUALITY & COMPATIBILITY
Sourced with certified Original Engineering integrity, each fan conforms strictly to factory mechanical and electrical tolerances to ensure full Technical Compatibility with OEM drop-in replacement protocols and new hardware designs. Standardized wiring terminations and universal mounting hole configurations reduce installation overhead. Reliable inventory management protocols ensure minimized Lead Time for scheduled preventative maintenance and critical unscheduled MRO deployments.







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