Home / Products / Centrifugal Fans / Backward Centrifugal Fan / 380V EC 500mm 1650W EC Efficient High-flow Industrial-grade Backward Curved Centrifugal Bracket Fan

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380V EC 500mm 1650W EC Efficient High-flow Industrial-grade Backward Curved Centrifugal Bracket Fan

1. 500mm
2. IP54 protection level
3. Aluminum alloy motor with galvanized steel sheet impeller, fashion design.
4. Using Ball bearing, working life more than 50,000 hours
Availability:
Quantity:
  • FK3G500-4AAL-80

  • Fanova

Phase

~

3~

额定电压 Nominal Voltage

VAC

380

电压范围 Nominal voltage range

VAC

304V~456V

频率 Frequency

Hz

50/60

电流消耗 Current draw

A

2.7±10%

转速 Speed(RPM)

min-1

1400±5%

功率消耗 Power consumption

W

1650±10%

声压级 Sound Pressure Level

dB(A)

86±5%

最大风量 Max. Air Flow

CFM / m3/H

5296.5/9000

最大静压 Max. Static Pressure

In.wg /Pa

3.0/750

绝缘等级 Insulation class

~

Class F

防护等级 Degree of protection

~

IP54

控制方式 Control Input

~

0~10VDC / PWM

信号输出 Signal Output

~

FG (Tach output )

Product Overview


The FK3G500-4AAL-80 is a high-volume industrial centrifugal blower engineered for large-scale airflow applications. Featuring a robust 500mm aluminum impeller and advanced EC motor technology, it delivers massive 9000 m³/h airflow for commercial and industrial ventilation systems where reliability and energy efficiency are critical.

Core Features

  1. Industrial-Scale Airflow
    Generates 9000 m³/h (5296.5 CFM) airflow at 750 Pa static pressure with an 8-blade die-cast aluminum impeller, optimized for large-space ventilation with 86 dB(A) noise control.

  2. Heavy-Duty EC Motor
    BLEC188 external rotor motor with 380VAC 3-phase operation delivers 1650W power efficiency and integrated soft-start protection for reduced energy consumption.

  3. Industrial Control Integration
    Supports 0-10V/PWM speed control and Modbus communication (RS485) with tachometer output (5 pulses/revolution) for building automation compatibility.

  4. Robust Construction
    IP54-rated housing with ball bearings operates at -25°C to 60°C, suitable for demanding environments including dust/moisture exposure.

Applications

  • Warehouse Ventilation: Large-volume air exchange in distribution centers and manufacturing facilities

  • Agricultural Air Handling: Grain drying systems, livestock barn ventilation, and greenhouse circulation

  • Industrial Process Cooling: High-heat equipment cooling in foundries and plastic molding facilities

  • Mine/Tunnel Ventilation: Air quality management in underground operations

  • HVAC Makeup Air: High-volume supply air for shopping malls and airport terminals

  • Power Generation: Cooling for turbine halls and generator facilities

  • Waste Treatment: Odor control ventilation in recycling and water treatment plants

FAQ


Q1: What mounting options support this 500mm fan?
A:The integrated support bracket allows wall, ceiling, or duct mounting. For suspended installations, use M10 threaded rods at all four corner points (max. 15° tilt).

Q2: How does the aluminum impeller benefit performance?
A: Die-cast aluminum maintains precise aerodynamic balance at 1400 RPM, reducing vibration while providing corrosion resistance in humid environments.

Q3: Can I connect multiple fans to one Modbus network?
A: Yes, the RS485 interface supports daisy-chaining of up to 32 units with unique node addressing (ID 1-247) for centralized control.


ECW500-4AAL-80

EW500-4AAL-80

Life Expectance

50,000 Hours(L10),At 40℃ room, humidity 15%~65%RH

Technical features

Motor current limitation

Soft starting Protection

Under/Over voltage detection

Thermal overload protection for electronics/motor

Line undervoltage detection

Locked-rotor Protection

Reverse Polarity Protection


Operating Temperature

Fan

-25℃ (Min. )~60℃ (Max. )

Heat sink of IC

115℃ (Max. )

Other electronic parts

85℃ (Max. )

Ball bearing

80℃ (Max. )

Lead Wire

120℃ (Max. )

Storage Temperature

-40℃ to 75℃

Operating Humidity

5% to 90% RH

Storage Humidity

5% to 95% RH


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 +86-512-66152110
 +86-18168737096
 +8617715518438
 +8617715518438
 No.739, Fuyuan Road, Xiangcheng District, Suzhou, Jiangsu, P.R. China 215133

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Fanova (Suzhou) Motor Technology Co., Ltd. is a leader in the industry, provides customers with diverse fan solutions with its professional, innovative, and environmentally friendly philosophy.

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+86-512-66152110
+86-17715518438
Sales01@fanova-tech.com
+8617715518438
+8617715518438
No.739, Fuyuan Road, Xiangcheng District, Suzhou, Jiangsu, P.R. China 215133
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