Home / Products / Centrifugal Fans / Backward Centrifugal Fan / 230V EC 450mm 500W Professional High-volume Ventilation Backward Centrifugal Fan for Shopping Mall Ventilation System

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230V EC 450mm 500W Professional High-volume Ventilation Backward Centrifugal Fan for Shopping Mall Ventilation System

1. 450mm
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:
  • FB3G450-2AAL-20

  • Fanova

Phase

~

1~

额定电压 Nominal Voltage

VAC

230

电压范围 Nominal voltage range

VAC

184~270

频率 Frequency

Hz

50/60

电流消耗 Current draw

A

2.1±10%

转速 Speed(RPM)

min-1

1300±5%

功率消耗 Power consumption

W

500±10%

声压级 Sound Pressure Level

dB(A

76±5%

最大风量 Max. Air Flow

CFM / m3/H

3595.74/6110

最大静压 Max. Static Pressure

In.wg /Pa

1.82/455

绝缘等级 Insulation class

~

Class B

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 FB3G450-2AAL-20 is a heavy-duty backward centrifugal fan engineered by Fanova (Suzhou) for industrial-scale ventilation requiring massive airflow. Powered by a high-efficiency EC motor (BLEC102), it delivers exceptional air movement at lower noise levels while operating on 230V AC systems. Designed for continuous operation in demanding environments, it features IP54 protection, advanced control interfaces, and complies with CE, RoHS, and ErP2015 standards.


Key Features

  1. Industrial-Grade Airflow Capacity
    Generates 6,110 m³/h max airflow—equivalent to small wind tunnels—with 455 Pa static pressure at 1,300 RPM. The 450mm aluminum impeller (6 blades) ensures robust performance for large-space ventilation.

  2. Energy-Efficient EC Motor
    Reduces power consumption (500W max) versus traditional AC fans while maintaining wide voltage compatibility (184–270V AC). Soft-start protection minimizes inrush current.

  3. Smart Control & Monitoring
    Supports 0–10VDC/PWM speed control, RS485/MODBUS communication, and alarm switches (NC/COM) for real-time fault alerts. The +10VDC output powers FG tachometers (5 pulses/revolution).

  4. Heavy-Duty Construction
    Die-cast aluminum housing and impeller resist corrosion. IP54-rated against dust/water ingress and operates reliably from –25°C to 60°C with 50,000-hour lifespan (L10).


Applications

  • Warehouse Ventilation: High-volume air exchange in logistics centers or manufacturing plants.

  • Industrial Process Cooling: Heat extraction for furnaces, ovens, or production lines.

  • Large HVAC Systems: Air handling units (AHUs) in commercial complexes or data centers.


FAQ

Q1: Can MODBUS communication integrate with existing SCADA systems?
A1: Yes. The RSA/RSB terminals enable seamless integration for centralized monitoring and control.

Q2: What triggers the alarm switch (NC/COM)?
A2: Thermal overloads, locked rotors, or voltage faults activate the dry-contact output for safety shutdowns or alerts.

Q3: How does this fan reduce energy costs versus traditional blowers?
A3: The EC motor adjusts speed precisely to demand, cutting power use by 30–50% versus fixed-speed AC units.


ECB450-2AAL-20

EB450-2AAL-20

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

If you have any questions, please feel free to contact us at any time!

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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