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230V EC 310mm 700W High Air Volume Backward Centrifugal Fan for Aeration Auxiliary of Aquaculture Seedling Pool

1. 310mm
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:
  • FB3G310-2AAB-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

2960±5%

Power consumption

W

700±10%

Sound Pressure Level

dB(A)

85±5%

Max. Air Flow

CFM / m3/H

2354/4000

Max. Static Pressure

In.wg /Pa

4.24/1060

Insulation class

~

Class B

Degree of protection

~

IP54

Control Input

~

0~10VDC / PWM

Signal Output

~

FG (Tach output )

Product Overview

The FB3G310-2AAB-67 is a high-capacity backward-curved centrifugal fan engineered for industrial ventilation systems requiring massive airflow (4000 m³/h) and extreme static pressure (1060 Pa). Featuring an EC motor (BLEC102) with advanced controls and IP54-rated construction, it excels in harsh environments like foundries, large-scale HVAC, and industrial exhaust applications.


Core Features

  1. Industrial-Grade Airflow Performance
    Delivers 4000 m³/h airflow at 2960 RPM with a robust 8-blade aluminum impeller (310mm diameter). Optimized for high-static-pressure systems up to 1060 Pa.

  2. Smart Control Integration
    Supports RS485/MODBUS protocol (via dedicated terminals) alongside 0–10VDC/PWM speed control. Includes FG tachometer (5 pulses/revolution) and alarm contacts for real-time diagnostics.

  3. Heavy-Duty Resilience
    IP54-rated against dust/moisture ingress. Withstands -25°C to 60°C extremes. Die-cast aluminum housing and ball bearings ensure 50,000-hour service life (L10).

  4. Energy-Efficient EC Technology
    Operates at 184–270V AC with integrated soft-start, thermal protection, and voltage monitoring—reducing energy use by 30%+ versus traditional AC fans.


Applications

  • Industrial Process Ventilation: Smelters, chemical plants

  • Large-Scale HVAC: Shopping malls, warehouses

  • High-Heat Exhaust Systems: Industrial ovens, welding stations

  • Power Generation Facilities: Turbine hall cooling


FAQ

Q: What communication protocols does it support?
A: Standard 0–10VDC/PWM + RS485/MODBUS via green (RSA) and purple (RSB) wires.

Q: How do the alarm contacts function?
A: The orange (NC) and gray (COM) wires trigger on fan failure—ideal for BMS integration.

Q: Is it suitable for outdoor corrosive environments?
A: Yes. IP54 rating and corrosion-resistant aluminum construction protect against weather and chemicals.

Q: Can it replace multiple smaller fans in ducted systems?
A: Absolutely. Its 1060 Pa pressure output consolidates ventilation needs efficiently.


ECB310-2AAB-67

EB310-2AAB-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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