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EC 230V 225mm 120W Backward Centrifugal Fan for Household Humidity Control System

1. 225mm
2. IP44 protection level
3. Aluminum alloy motor with Plastic with glass-fiber reinforced impeller, fashion design.
4. Using Ball bearing, working life more than 50,000 hours
Availability:
Quantity:
  • FB3G225-2APY-70

  • Fanova

Phase

~

1~

Nominal Voltage

VAC

230

Nominal voltage range

VAC

184~270

Frequency

Hz

50/60

Current draw

A

0.72±10%

Speed(RPM)

min-1

2500±5%

Power consumption

W

120±10%

Sound Pressure Level

dB(A)

71±5%

Max. Air Flow

CFM / m3/H

646.17/1098

Max. Static Pressure

In.wg /Pa

1.79/447

Insulation class

~

Class B

Degree of protection

~

IP44

Control Input

~

0~10VDC / PWM

Signal Output

~

FG (Tach output )

Product Overview

The FB3G225-2APY-70 is an energy-efficient single-phase AC centrifugal fan designed for residential and light commercial ventilation. Featuring a glass-fiber-reinforced plastic impeller and EC motor (Model: BLEC72), it delivers quiet operation (71 dB(A)) and robust airflow (1,098 m³/h) at 230V AC. Ideal for applications requiring compact yet powerful airflow with standard household voltage compatibility.


Key Features

  1. Single-Phase AC Efficiency

    • Operates on standard 230V AC (184–270V range) with low power consumption (120W), eliminating need for DC converters and simplifying integration into existing systems.

  2. Lightweight & Low-Noise Design

    • Reinforced plastic impeller reduces weight/vibration, enabling quieter performance at 2,500 RPM—suitable for noise-sensitive environments.

  3. Integrated Control Flexibility

    • Built-in +10VDC output powers external sensors/speed controllers. Supports PWM/0–10VDC input for dynamic speed adjustments.


Applications

  • Residential Ventilation: Bathroom exhausts, kitchen hoods, attic fans.

  • Light Commercial: Server closets, small workshops, retail display cooling.

  • HVAC Auxiliaries: Air curtain units, duct boosters.


FAQ

Q1: Can it run on 110V/120V systems?
A: No—designed exclusively for 230V AC. Use a step-up transformer for 110V regions.

Q2: Is the +10VDC output protected?
A: Yes—max 1.1mA current limit; always use a series resistor when connecting to external circuits.

Q3: Why choose plastic over metal impellers?
A: Lower inertia reduces startup energy and noise while maintaining corrosion resistance.

Q4: How is motor lifespan ensured?
A: Sealed ball bearings (50,000-hour L10 life) and thermal protection prevent overload damage.


FB3G225-2APY-70-斜口塑料风轮-后向-2D图纸-模型_00

FB3G225-2APY-70-斜口塑料风轮-后向-PQ曲线-模型_00

Voltage OutputOutput +10VDC, max. 1.1 mA (Can be used as speed control input voltage or FG signal pull-up voltage,and need to be circumscribed in series with a pull -up resister, details as connection diagram.)
Dielectric Resistance10mA maximum at 1800VAC 50Hz one second Between frame and (+) terminal
Life Expectance50,000 Hours(L10)
Leakage Current≤3.5mA (Max. )
Direction of Air Flow

All around,Straight forward from air outlet

MotorExternal rotor EC motor
Technical featuresMotor 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-25ºC (Min. )60ºC (Max. )
Heat sink of IC115ºC (Max. )
Other electronic parts85ºC (Max. )
Ball bering80ºC (Max. )
Lead Wire120ºC (Max. )
Storage Temperature-40ºC to 75ºC
Operating Humidity5% to 90% RH
Storage Humidity5% to 95% RH
Electronics housing materialDie-cast aluminum
Operation ModeS1
Motor bearingBall bearing
Valid For Approval/StandardCE,RoHS,ErP2015



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 +8617715518438
 +8617715518438
 No.739, Fuyuan Road, Xiangcheng District, Suzhou, Jiangsu, P.R. China 215133

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+86-17768077282
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+8617768077282
+8617768077282
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