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230V EC 280mm 700W High Pressure Ventilation Cooling Backward Centrifugal Fan for Ventilation Environment

1. 280mm
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:
  • FB3G280-2AAB-67

  • Fanova

Phase

~

1~

Nominal Voltage

VAC

230

Nominal voltage range

VAC

184~270

Frequency

Hz

50/60

Current draw

A

3.1±10%

Speed(RPM)

min-1

3270±5%

Power consumption

W

700±10%

Sound Pressure Level

dB(A)

85±5%

Max. Air Flow

CFM / m3/H

2224.53/3780

Max. Static Pressure

In.wg /Pa

4.4/1100

Insulation class

~

Class B

Degree of protection

~

IP54

Control Input

~

0~10VDC / PWM

Signal Output

~

FG (Tach output )

PRODUCT OVERVIEW

The FB3G280-2AAB-67 is a high-performance backward centrifugal EC fan designed for efficient and reliable airflow in demanding applications. It combines an external rotor EC motor with advanced control options, offering energy savings, smooth operation, and robust protection features. Suitable for various industrial and commercial uses, this fan delivers strong airflow and static pressure while maintaining low noise levels.

KEY FEATURES

  • High Efficiency with EC Technology: Utilizes an external rotor EC motor for optimized energy consumption and improved performance compared to traditional AC fans, supporting wide voltage input (184–270 VAC) and dual frequency (50/60 Hz).

  • Smart Control and Signal Output: Supports 0–10VDC or PWM speed control and provides FG (tachometer) output for real-time RPM monitoring, enabling seamless integration into automated systems.

  • Robust Protection and Durability: Includes multiple protections such as soft start, overcurrent, overheating, and reverse polarity, ensuring safe operation in diverse environments with an operating temperature range from -25°C to 60°C.

APPLICATIONS

  • Industrial ventilation and exhaust systems

  • HVAC units and air handling equipment

  • Commercial air purification and cooling systems

FAQ

  • What control methods are supported?
    It supports 0–10VDC analog input and PWM control for adjustable speed.

  • Does it include protection against voltage fluctuations?
    Yes, it features under/over voltage protection and current limitation.

  • Can it be used in outdoor or humid environments?
    With IP54 protection, it is resistant to dust and water splashes, suitable for damp conditions.

  • Is the fan compatible with MODBUS communication?
    Yes, it offers RS485 interfaces (RSA/RSB) for MODBUS protocol integration.


ECB280-2AAB-67

EB280-2AAB-67

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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