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230V EC 250mm 150W Temperature & Humidity Regulation Backward Centrifugal Fan for Agricultural Seed Storage Rooms

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:
  • FB3G250-2AGL-90

  • Fanova

Phase

~

1~

Nominal Voltage

VAC

230

Nominal voltage range

VAC

184~270

Frequency

Hz

50/60

Current draw

A

1.1±10%

Speed(RPM)

min-1

2750±5%

Power consumption

W

150±10%

Sound Pressure Level

dB(A)

74±5%

Max. Air Flow

CFM / m3/H

1009.866/1716

Max. Static Pressure

In.wg /Pa

2.42/605

Insulation class

~

Class B

Degree of protection

~

IP44

Control Input

~

0~10VDC / PWM

Signal Output

~

FG (Tach output )

Product Overview

The FB3G250-2AGL-90 is an industrial-grade 250mm electronically commutated (EC) centrifugal fan engineered for high-pressure ventilation in demanding environments. Operating on 230V AC (184–270V range) with 50/60Hz compatibility, it delivers exceptional static pressure and airflow efficiency. Featuring a robust galvanized steel impeller and IP44-rated die-cast aluminum housing, it complies with CE, RoHS, ISO9001, and ErP 2015 standards for global deployment.


Key Features

  1. Industrial Static Pressure Performance:
    Generates 605 Pa max static pressure at 1,716 m³/h airflow—ideal for overcoming resistance in ducted systems, filtration units, or industrial exhausts.

  2. Integrated Control Power Supply:
    Provides +10VDC output (1.1mA max) to simplify external control wiring, supporting PWM/0–10VDC speed modulation and FG tach output (4 pulses/revolution).

  3. Heavy-Duty Safety Design:
    Withstands 1,800VAC dielectric resistance and includes multi-protections (reverse polarity, thermal overload, motor lock) for unstable grid environments.

  4. Industrial-Grade Longevity:
    Rated for 50,000 hours (L10) service life with ball bearings and operates from -25°C to 60°C, suitable for harsh settings.


Applications

  • Industrial Ventilation: Fume extraction, welding smoke removal, and chemical processing exhausts.

  • HVAC Systems: High-rise building duct pressurization or large-scale air handlers.

  • Energy Infrastructure: Cooling for transformer cabinets, wind turbine nacelles, or battery storage rooms.

  • Manufacturing Equipment: Laser cutters, industrial ovens, and pneumatic conveyor systems.


FAQ

Q: Can I use this fan with 110V AC power?
A: No—it requires 184–270V AC single-phase input.

Q: What is the +10VDC output used for?
A: It powers external speed controllers or serves as a pull-up voltage for FG signals (requires series resistor).

Q: Is it compatible with three-phase power?
A: No—despite referencing three-phase standards, it operates on single-phase AC.

Q: Does it support variable frequency drives (VFD)?
A: No—use only PWM or 0–10VDC control inputs.


ECB250-2AGL-90

EB250-2AGL-90

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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