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110V DC 280mm 395W Efficient Energy Utilization Backward Centrifugal Fan with Speed Regulartion

1. 280mm
2. IP44 protection level
3. Aluminum alloy motor with Propylene with glass-fiber reinforced impeller, fashion design.
4. Using Ball bearing, working life more than 50,000 hours
Availability:
Quantity:
  • FB3G280-110PL-20

  • Fanova

Nominal Voltage

VDC

110

Nominal voltage range

VDC

88~132

Current draw

A

3.6±10%

Speed(RPM)

min-1

2610±5%

Power consumption

W

395±10%

Sound Pressure Level

dB(A

78±5%

Max. Air Flow

CFM / m3/H

1814.934/2286

Max. Static Pressure

In.wg /Pa

3.108/777

Insulation class

~

Class B

Degree of protection

~

IP44

Control Input

~

0~10VDC / PWM

Signal Output

~

FG (Tach output )

Product Overview

The FB3G280-110PL-20 is a high-voltage industrial centrifugal fan engineered for extreme-performance ventilation systems requiring massive airflow and robust static pressure. Operating on 110V DC (88–132V range), it leverages a brushless DC motor (BLDC102) to deliver exceptional operational efficiency in demanding environments. Featuring a corrosion-resistant glass-fiber-reinforced plastic impeller and IP44-rated die-cast aluminum housing, it complies with CE, RoHS, ISO9001, and ErP 2015 standards.


Key Features

  1. High-Volume Airflow with Pressure:
    Moves 3,084 m³/h max airflow at 777 Pa static pressure—ideal for large-space ventilation, industrial exhaust, or heavy filtration systems.

  2. High-Voltage Efficiency:
    Operates at 110V DC, reducing current draw (3.6A) for energy-efficient performance in long-distance or high-power applications.

  3. Durable Industrial Design:
    6-blade fiberglass-reinforced impeller and 102mm rotor withstand corrosive, high-humidity, or particulate-heavy environments.

  4. Smart Control Integration:
    Supports PWM/0–10VDC speed control and FG tachometer output (3 pulses/revolution) for real-time monitoring and automation compatibility.


Applications

  • Industrial Ventilation: High-volume fume extraction in welding facilities, chemical plants, or foundries.

  • HVAC Systems: Large commercial air handlers, duct pressurization, or data center cooling.

  • Energy and Power Cooling: Transformer rooms, wind turbine nacelles, or battery storage ventilation.

  • Process Engineering: Exhaust for industrial ovens, dryers, or material handling systems.


FAQ

Q: Why choose a 110V DC motor over lower voltages?
A: Higher voltage reduces current draw, minimizing energy loss over long cable runs and supporting heavier loads with improved efficiency.

Q: Can the fan operate in explosive atmospheres?
A: No—it lacks ATEX certification. Use only in standard industrial environments.

Q: Is the FG signal compatible with PLC systems?
A: Yes—the 3-pulse/revolution output integrates easily with industrial automation controllers.

Q: What maintenance do the ball bearings require?
A: Sealed for life—no maintenance needed under standard operating conditions (50,000 hours L10).


DCB280-110PL-20

DB280-110PL-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

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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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