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48V DC 355mm 250W Low Noise Backward Curved Centrifugal Air Blower Fan

1. 355mm
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:
  • FB3G355-48PK-20

  • Fanova

DC 355mm Stable High-Efficiency Backward Centrifugal Constant Efficiency Fan
The DC 355mm Stable High-Efficiency Backward Centrifugal Constant Efficiency Fan is a high-performance ventilation solution designed for applications requiring efficient air movement and stable operation. This fan features a backward curved impeller design, which enhances airflow efficiency and reduces energy consumption while maintaining high static pressure.
Key Features:
  • Material: Constructed with sheet aluminum for durability and corrosion resistance.
  • Protection Class: IP42 or IP54, providing protection against dust and moisture.
  • Certifications: Complies with CCC and CE standards, ensuring safety and reliability.
  • Efficiency: Equipped with a high-efficiency DC motor, this fan offers significant energy savings and long-term operational cost reduction.
  • Low Noise: Optimized for low noise operation, making it suitable for environments with strict noise level requirements.
  • Stability: Designed for stable performance even under varying load conditions, ensuring consistent airflow


Fanova-9Fanova-10



Nominal Voltage

VDC

48

Nominal voltage range

VDC

 36~57

Current draw

A

5.2±10%

Speed(RPM)

min-1

1450±5%

Power consumption

W

250±10%

Sound Pressure Level

dB(A

77±5%

Max. Air Flow

CFM / m3/H

 2118.6/3600

Max. Static Pressure

In.wg /Pa


  2.32/580


Insulation class

~

 Class B

Degree of protection

~

IP44

Control Input

~

0~10VDC / PWM

Signal Output

~

FG (Tach output )


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


DCB355-48PK-20

DB355-48PK-20

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 +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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+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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