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48V DC 135W 310mm Quiet Bracket Centrifugal Fan

1. 310mm
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:
  • FK3G310-48AL-90

  • Fanova


Nominal Voltage

VDC

48

Nominal voltage range

VDC

36~57

Current draw

A

2.8±10%

Speed(RPM)

min-1

1720±5%

Power consumption

W

135±10%

Sound Pressure Level

dB(A

 67±5%

Max. Air Flow

CFM / m3/H

1206.425/2050

Max. Static Pressure

In.wg /Pa

1.96/490

Insulation class

~

 Class B

Degree of protection

~

IP44

Control Input

~

0~10VDC / PWM

Signal Output

~

FG (Tach output )


Overview of FK3G310-48AL-90 48V DC 135W 310mm Quiet Bracket-Mounted Fan


The FK3G310-48AL-90 is a high-performance bracket-mounted backward centrifugal fan tailored for industrial ventilation and thermal management. Operating at 48VDC with 135W power consumption, it delivers 2050 m³/h airflow and 490 Pa static pressure—ideal for overcoming system resistance in constrained spaces. Its IP44 protection and 50,000-hour (L10) lifespan ensure reliability in general industrial environments, while compliance with CE, RoHS, and ErP standards meets global regulatory requirements.


Key Features of FK3G310-48AL-90 48V DC Quiet Centrifugal Fan


Quiet & Durable Operation: Ball bearings reduce friction, keeping noise levels at 67±5 dB(A) and extending service life to over 50,000 hours at 40°C.

Intelligent Control: Supports 0–10VDC/PWM speed adjustment and FG tachometer output (4 pulses/revolution) for real-time RPM monitoring.

Wide Adaptability: Operates across 36–57VDC voltage range and -25°C to +60°C temperature span, compatible with any mounting orientation.


Application Solutions for FK3G310-48AL-90 Industrial Cooling Fan


Industrial Machinery Cooling: Provides targeted ventilation for CNC equipment, laser systems, and power cabinets, where stable airflow prevents overheating and downtime.

Commercial HVAC/Exhaust: Enhances forced airflow in ducted exhaust units and air handlers, improving indoor air quality in factories or warehouses.

Protected Electronics Enclosures: Shields IP44-rated industrial/telecom cabinets from dust and moisture, ensuring sensitive components operate within safe temperature ranges.


Detailed Specifications of FK3G310-48AL-90 48V DC 310mm Fan


Electrical Specifications of FK3G310-48AL-90

• Nominal Voltage: 48VDC (range: 36–57VDC)

• Current Draw: 2.8±10% A

• Speed: 1720±5% RPM

• Power Consumption: 135±10% W

• Insulation Class: Class B


Mechanical Design of FK3G310-48AL-90 Bracket-Mounted Fan

• Impeller: 310mm diameter, propylene with glass-fiber reinforcement (lightweight yet impact-resistant).

• Housing: Aluminum alloy motor (corrosion-resistant, suitable for long-term outdoor or humid use).

• Protection: IP44 (prevents solid objects ≥1mm and splashing water ingress).


Installation Details of FK3G310-48AL-90

• Bracket-mounted design for easy attachment to walls or equipment frames.

• No restriction on mounting orientation (vertical, horizontal, or angled) for flexible layout.


Technical Support for FK3G310-48AL-90 Backward Centrifugal Fan


Customization: Tailor impeller material or voltage range to match specific industrial needs.

After-Sales: 12-month warranty on parts; dedicated team for troubleshooting (response within 24 hours).

Resources: Free access to PQ curve data, product drawings, and installation guides for quick integration.


DCW310-48AL-90

DW310-48AL-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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