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230V EC 400mm 750W Industrial Grade Backward Centrifugal Fan for Coal Chemical Gasifier Air Supply

1. 400mm
2. IP54 protection level
3. Aluminum alloy motor with galvanized steel sheet impeller, fashion design.
4. Using Ball bearing, working life more than 50,000 hours
Availability:
Quantity:
  • FK3G400-2APK-60

  • Fanova

Phase

~

1~

额定电压 Nominal Voltage

VAC

230

电压范围 Nominal voltage range

VAC

184~270

频率 Frequency

Hz

50/60

电流消耗 Current draw

A

3.3±10%

转速 Speed(RPM)

min-1

1700±5%

功率消耗 Power consumption

W

750±10%

声压级 Sound Pressure Level

dB(A

83±5%

最大风量 Max. Air Flow

CFM / m3/H

3736.98/6350

最大静压 Max. Static Pressure

In.wg /Pa

3.8/950

绝缘等级 Insulation class

~

 Class B

防护等级 Degree of protection

~

IP54

控制方式 Control Input

~

0~10VDC / PWM

信号输出 Signal Output

~

FG (Tach output )

Product Overview

Optimized for high-efficiency air movement in compact spaces, this 400mm centrifugal fan features a lightweight glass-fiber-reinforced plastic impeller (7 blades) paired with a robust BLDC motor (Model BLEC102). Delivering 6350 m³/h max airflow at just 1700 RPM, it balances performance with ultra-low noise (83 dB(A)). Designed with a universal 230V single-phase input and IP54-rated housing, it’s ideal for applications where space, weight, and quiet operation are critical.


Core Features

  1. Lightweight, High-Flow Design
    Glass-fiber-reinforced plastic impeller reduces weight while maintaining structural integrity, enabling 6350 m³/h airflow with only 750W power consumption—ideal for ceiling-mounted or portable systems.

  2. Quiet Operation at Low RPM
    Operates at 1700 RPM for exceptionally low noise (83 dB(A))—perfect for noise-sensitive environments like offices, labs, or residential HVAC units.

  3. Universal Voltage & Easy Control
    Supports 184–270V AC (50/60 Hz) and offers 0–10VDC/PWM + RS485 (MODBUS) control compatibility. Includes soft-start and thermal protection for plug-and-play integration.

  4. Compact & Versatile Mounting
    400mm diameter with multi-orientation bracket mounting. IP54 protection ensures reliability in humid/dusty conditions like greenhouses or workshops.


Applications

  • Compact HVAC Systems: Ducted ventilation in apartments, hotels, or server rooms.

  • Portable Air Scrubbers: Lightweight filtration for construction sites or restoration projects.

  • Equipment Cooling: Cabinet cooling for medical devices, telecom racks, or 3D printers.

  • Low-Noise Exhaust: Bathroom/kitchen extractors where silent operation is essential.


FAQ

Q1: Why choose plastic over metal impellers?
The glass-fiber-reinforced plastic offers 40% weight reduction vs. aluminum, reducing vibration and enabling ceiling/wall mounting without heavy supports.

Q2: Can it handle steam or high-humidity environments?
Yes. IP54 protection and corrosion-resistant materials suit humid spaces (e.g., laundries, pools), but avoid direct water jets.

Q3: How does low RPM improve lifespan?
Reduced mechanical stress extends bearing life (50,000-hour L10 rating) and minimizes wear on the impeller.

Q4: Is speed control necessary for basic use?
No. Runs at full speed by default but supports variable control for energy savings during partial-load conditions.


ECW400-2APK-60

EW400-2APK-60

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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