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230V EC 250mm 500W Outstanding Comprehensive Performance Backward Centrifugal Fan for Different Environments

1. 250mm
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:
  • FB3G250-2APS-21

  • Fanova

Phase

~

1~

Nominal Voltage

VAC

230

Nominal voltage range

VAC

184~270

Frequency

Hz

50/60

Current draw

A

2.3±10%

Speed(RPM)

min-1

3750±5%

Power consumption

W

500±10%

Sound Pressure Level

dB(A)

86.2±5%

Max. Air Flow

CFM / m3/H

1294.7/2200

Max. Static Pressure

In.wg /Pa

6.08/1520

Insulation class

~

Class B

Degree of protection

~

IP54

Control Input

~

0~10VDC / PWM

Signal Output

~

FG (Tach output )

Product Overview

The FB3G250-2APS-21 is a high-pressure backward centrifugal fan engineered by Fanova (Suzhou) for demanding airflow applications. Powered by a robust 230V AC single-phase EC motor (BLEC102), it delivers exceptional static pressure up to 1,520 Pa and airflow of 2,200 m³/h. Designed for industrial endurance, its compact yet powerful build ensures reliability in high-resistance ventilation systems.

Key Features

  1. High-Static-Pressure Performance
    Generates intense airflow against resistance (6.08 in.wg / 1,520 Pa), ideal for dense filtration or long-duct systems. The 3750 RPM (±5%) operation maintains efficiency at 500W (±10%) power consumption.

  2. Industrial Resilience
    IP54-rated housing combats dust/moisture ingress, while glass-fiber-reinforced polypropylene impellers withstand aggressive environments. Operates reliably from -25°C to 60°C.

  3. Smart Control Integration
    Supports 0–10V DC/PWM speed modulation and RS485 (MODBUS) for automation. Includes tachometer feedback (5 pulses/rev) and +10V DC output for daisy-chained control systems.

Applications

  • Industrial Ventilation: Fume extraction in welding, chemical processing, or painting booths.

  • High-Resistance HVAC: Air handling in packed filter units or compact duct networks.

  • Process Cooling: Thermal management for industrial ovens, dryers, or machinery.

  • Air Scrubbers: Forced airflow in emission control systems.


ECB250-2APS-21

EB250-2APS-21

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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Contact Us

 +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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Contact Us

+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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