LONGWELL EC Double Inlet Forward Curved Centrifugal Fan, Double Inlet Blower Fan, 115V, for AHU, Air Purifiers, Control Cabinet Cooling

Voltage 115v /220v/24V/48V

$ 45

Specifications
Motor
external rotor motor
Speed
4000rpm, 500RPM, 800RPM, 1500RPM, 600RPM, 900rpm, 2000RPM
Impeller
Propylene with glass fiber reinforced
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Description

Types:

centrifugal blower
Frequency:

50/60 Hz
Diamter:

146mm
Motor Types:

DC External Rotor Motor 
Speed Control:

0-10V Signal / PWM / RS485(Optional)
Max.ambient Temp:

-25℃~ +60℃
Certificating:

All necessary certifications suitable for USA & Europe , ETL,UL ,CE ,RoHS, ISO19001,ISO 14001,BSCI
Protection Level:

IP44 ,IP54,IP55
Electronic Protection:

Current limiting protection ,Over-temperature protection,Over-current protection,Locked-rotor protection,Soft start


Working & Storage:

Operating temperature:-25~60℃;Operating humidity:0 ~ 85 % RH

Storing temperature:-25 ~ 70℃;Storing humidity:0 ~ 95 % RH

Applicable altitude range:<1000m
Balancing:

According to JB/T 9101-1999 requirements G6.3
Product Standards:

LVD EN60950-1 EMC EN61000-6-3,EN61000-4-2, EN61000-4-3


Mainly Applications:

AUH/ AIR PURIFIER / Server Cooling & Ventilation / Grow Tent /Ventilation SYSTEM/ Equipments Cooling /Refrigerator ,etc;ventilation fan cooling;ventilation exhaust fans

FAQ

1. What is a centrifugal fan?

* A centrifugal fan is a device that uses a spinning impeller to generate a pressure difference and move air or gas radially outwards from the fan’s axis.

2. How do centrifugal fans differ from axial fans?

* Centrifugal fans move air radially, while axial fans move air parallel to the fan’s axis. Centrifugal fans generally provide higher pressure and are more suitable for applications requiring higher resistance.

3. What are the key factors to consider when choosing a centrifugal fan?

* Key factors include the required airflow, static pressure, motor power, fan size, and the specific application environment.

4. Can centrifugal fans be used in high-temperature environments?

* Specialized high-temperature centrifugal fans can be used in such environments, but standard fans may not be suitable.

5. How are centrifugal fans typically controlled?

* Centrifugal fans can be controlled by adjusting the fan speed, using dampers to regulate airflow, or through variable frequency drives (VFDs).

6. What are the common maintenance practices for centrifugal fans?

* Regular maintenance should include cleaning the fan and housing, inspecting the impeller for damage, checking the motor and bearings, and ensuring tightness of all connections.

7. How can I reduce noise from a centrifugal fan?

* Noise can be reduced by using sound enclosures, selecting fans with lower noise ratings, or implementing proper installation techniques.

8. What is the typical lifespan of a centrifugal fan?

* The lifespan of a centrifugal fan depends on usage, maintenance, and build quality, but it can range from several years to over a decade.

9. Are there any energy-saving options for centrifugal fans?

* Yes, energy-efficient models with EC motors or those equipped with VFDs for speed control can significantly reduce energy consumption.

10. How can I ensure the safety of my centrifugal fan during operation?

* Ensure the fan is installed correctly, avoid overloading, and regularly inspect the fan for any signs of wear or damage.Follow the manufacturer’s guidelines for safe operation.

Additional information

Voltage

115v /220v/24V/48V

speed

4000rpm, 500RPM, 800RPM, 1500RPM, 600RPM, 900rpm, 2000RPM

Blade Material

Plastic

customized support

OEM, ODM, OBM

mounting

FREE STANDING

place of origin

Zhejiang, China

brand name

LONGWELL

model number

LW-146 DC

warranty

1 Year

After-sales Service Provided

Video technical support

Material

STAINLESS STEEL, Plastic, aluminum alloy, Steel

power input

115v /220v/24V/48V

Impeller material

Propylene with glass fiber reinforced

Direction

Clockwise

Motor type

external rotor motor

Amb,Temp

-25 to +60℃

Insulation

B/F

Motor

Brushless DC Motor

Application

Ventilation,AHU,Air purifier

Type

Centrifugal Fan

Product name

Blower Fan

Selling units

Single item

Single package size

40X40X30 cm

Single gross weight

5.000 kg

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