Description
The ebmpapst W2K121-AA15-16(5908) is a high-performance 115 VAC AC Axial Fan with dimensions of 127 x 127 x 38 mm, specifically engineered for precision thermal management in industrial frequency converters and electrical control cabinets. Driven by a robust single-phase shaded-pole motor with a power consumption of 18.0 W at 50 Hz and 17.0 W at 60 Hz, this precision unit operates at a rated speed of 3100 RPM, delivering a powerful airflow of 206 m³/h for efficient heat extraction. Constructed with a ruggedized die-cast aluminum housing and a 5-blade glass-fiber reinforced PA plastic impeller system featuring high-precision ball bearings and a 2-flat plug electrical interface, this 0.570 kg unit provides a dependable and energy-efficient air-moving solution with impedance protection, ensuring maximum cooling performance and a service life of 42,500 hours (L10 at 40 °C) for high-power inverters, variable frequency drives (VFD), and integrated electrical switchgear systems at the end.
W2K121-AA15-16(5908) Fan Parameters
Model Number: W2K121-AA15-16(5908)
Manufacturer: ebmpapst
Series: 5900 Series
Type: AC Axial Fan
Impeller Size: 121 mm
Dimensions: 127 x 127 x 38 mm
Weight: 0.570 kg
Bearing Type: Ball bearing
Nominal Voltage: 115 VAC
Voltage Range: 100 – 125 VAC
Frequency: 50 / 60 Hz
Power Consumption: 18.0 W (50 Hz) / 17.0 W (60 Hz)
Nominal Current: 0.21 A
Speed: 2800 RPM (50 Hz) / 3100 RPM (60 Hz)
Max. Air Flow: 62.23 CFM (105.7 m³/h / 1.76 m³/min)
Max. Static Pressure: 9.81 mmH₂O (96.24 Pa / 0.39 inH₂O)
Actual Air Flow: 180.0 m³/h (50 Hz) / 206.0 m³/h (60 Hz)
Sound Power Level: 5.8 B
Sound Pressure Level: 47 dB(A)
Motor Protection: Impedance protected
Insulation Class: Class B
Electrical Hookup: 2 flat plugs 2.8 x 0.5 mm (Housing with M4 x 6 grounding lug)
Number of Blades: 5
Direction of Rotation: Counter-clockwise, viewed toward rotor
Airflow Direction: Exhaust over struts
Housing Material: Die-cast aluminum
Impeller Material: Glass-fiber reinforced PA plastic
Installation Position: Any
Operating Temperature: -30 – +75 °C
Storage Temperature: -40 – +80 °C
Service Life L10: 42,500 h at 40 °C / 20,000 h at 75 °C
Standard Compliance: EN 60335-1; CE
Approval Agency: VDE; CSA; UL
Application
The ebmpapst W2K121-AA15-16(5908) AC fan is primarily utilized in industrial frequency converters, power inverters, and electrical control cabinet heat dissipation systems.
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