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230V EC 310mm 396W Sturdy Low Consumption Backward Centrifugal Fan for Small Offices

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:
  • FB3G310-2AAL-20

  • Fanova

Phase

~

1~

Nominal Voltage

VAC

230

Nominal voltage range

VAC

184~270

Frequency

Hz

50/60

Current draw

A

1.75±10%

Speed(RPM)

min-1

2650±5%

Power consumption

W

396±10%

Sound Pressure Level

dB(A)

80.4±5%

Max. Air Flow

CFM / m3/H

1663.1/2826

Max. Static Pressure

In.wg /Pa

3.55/888

Insulation class

~

Class B

Degree of protection

~

IP54

Control Input

~

0~10VDC / PWM

Signal Output

~

FG (Tach output )

Product Overview

The FB3G310-2AAL-20 is an industrial-grade EC centrifugal fan engineered for extreme cooling demands. Operating at 230VAC (184–270VAC range) with a robust 310mm aluminum impeller, it delivers colossal airflow up to 2,826 m³/h and static pressure of 888 Pa. Featuring IP54 protection, MODBUS compatibility, and advanced thermal safeguards, it targets heavy machinery, industrial ventilation, and high-power systems requiring uncompromising performance.


Core Features

  1. Industrial-Strength Cooling Capacity
    Equipped with a 310mm aluminum impeller and 2650 RPM operation, it generates massive airflow (2,826 m³/h) for extreme heat dissipation. The 230VAC compatibility and 888 Pa static pressure enable deployment in high-resistance environments like ducted systems or filtered enclosures.

  2. Advanced Control & Diagnostics
    Supports 0–10VDC/PWM speed control, MODBUS via RS485 (RSA/RSB wires), and provides +10VDC output for external sensors. Includes FG tachometer (5 pulses/revolution) for real-time monitoring and an alarm switch (orange/grey) for fault detection.

  3. Heavy-Duty Resilience
    IP54-rated against dust/water ingress and built with die-cast aluminum housing. Integrated protections (soft-start, current limiting, and thermal overload) ensure reliable 50,000-hour operation (L10) in -25°C to 60°C environments.


Applications

  • Industrial Process Cooling: High-heat machinery (e.g., lasers, compressors, injection molding).

  • Large-Scale Ventilation: Factory exhaust systems, smokeless extraction units.

  • Energy Infrastructure: Transformer cooling, wind turbine nacelles, power converters.

  • Data Center Cooling: Supplemental airflow for server racks or HVAC backup.


FAQ

Q: What communication protocols are supported?
A: Standard 0–10VDC/PWM control, with optional MODBUS via RS485 (green/purple wires) for fleet monitoring.

Q: Can the +10VDC output power external sensors?
A: Yes, it supplies +10VDC (max. 1.1mA) for tachometer pull-up or low-power sensors.

Q: How does the alarm switch work?
A: The orange/grey wires close during faults (overheat, stall). Connect to PLC/controller for automated alerts.

Q: Is it suitable for outdoor use?
A: With IP54 protection and -25°C tolerance, it handles damp/dusty environments but avoid direct rain immersion.


ECB310-2AAL-20

EB310-2AAL-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

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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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