Description
The ebmpapst W3G800-KS39-03/F01 is a high-capacity AxiBlade EC axial fan with a nominal voltage of 400 VAC and dimensions of 970 x 970 x 334 mm, specifically engineered for large-scale air handling units and industrial cooling towers requiring optimized energy efficiency. Driven by a high-efficiency M3G150-FF GreenTech EC external rotor motor with an optimized power consumption of 1950 W and a current draw of 3.1 A, this unit features a heavy-duty dual ball bearing system designed for long-term mechanical stability and continuous S1 duty. Its aerodynamic design with an 800 mm PP plastic impeller delivers a powerful balance of significant airflow reaching 16655 m³/h at its optimum efficiency level, making it highly effective at maintaining air circulation in industrial halls and commercial HVAC systems. Constructed with a galvanized and black plastic-coated sheet steel housing and a die-cast aluminum electronics enclosure, this 41.9 kg fan provides a dependable and energy-saving cooling solution with integrated Modbus-RTU interface and thermal overload protection for data centers and large-scale infrastructure at the end.
[W3G800-KS39-03/F01] Fan Parameters
Model Number: W3G800-KS39-03/F01
Manufacturer: ebmpapst
Motor Model: M3G150-FF
Series: AxiBlade Series
Type: EC Axial Fan
Impeller Size: 800 mm
Dimensions: 970 x 970 x 334 mm
Weight: 41.9 kg
Bearing Type: Ball bearing
Nominal Voltage: 400 VAC (3-phase)
Voltage Range: 380 – 480 VAC
Frequency: 50 / 60 Hz
Power Consumption: 1950 W
Nominal Current: 3.1 A
Speed: 940 RPM
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: 16655 m³/h (@ optimum efficiency)
Actual Static Pressure: 220 Pa (Max. back pressure)
Overall Efficiency (ηes): 50.7 %
Motor Design: Brushless EC motor (External rotor)
Motor Protection: Thermal overload protection for electronics/motor; Line undervoltage / phase failure detection; Reverse polarity and locked-rotor protection
Technical Features: MODBUS V6.3 (RS-485 MODBUS-RTU); Integrated PI controller; Soft start; External 15-50 VDC input; Alarm relay; Operation/Alarm LED; Configurable I/O; 3.3-24 VDC voltage output
Insulation Class: Class F
Electrical Hookup: Terminal box
Number of Blades: 5
Blade Pitch: 0°
Direction of Rotation: Clockwise, viewed toward rotor
Airflow Direction: V (Exhaust over struts)
Impeller Material: PP plastic
Housing Material: Sheet steel, galvanized and plastic-coated (RAL 9005)
Electronics Housing: Die-cast aluminum, painted gray
Guard Grille Material: Steel, plastic-coated (RAL 9005)
Installation Position: Shaft horizontal or rotor on bottom
Degree of Protection: IP55
Environmental Protection: H2
Operating Temperature: -40 – +60 °C
Storage Temperature: -40 – +80 °C
Standard Compliance: EN 61800-5-1; CE; UKCA; EN 61000-6-2/3
Approval Agency: CSA C22.2 No. 77; EAC; UL 1004-7
Application
The ebmpapst W3G800-KS39-03/F01 EC fan is primarily utilized in large air handling units, industrial ventilation systems, data center cooling walls, and rooftop HVAC heat exchangers.
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