LONGWELL 250mm EC Backward Curved Centrifugal Fan, Industrial Centrifugal Blower, for FFU, Fan Coil Units, HVAC Systems

Voltage Other

$ 50

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

Products Description
Product Overview

Norminal Voltage :
BLEC(115V ,230V )  BLDC(24V 48V) ;
Norminal Diameter Ranges :
133mm – 630mm ;
Power Input Ranges:
From 45W to 4.0 kW
Protection Class :
IP44 ,IP54
Insulation Class :
B
Min. amb. temperature :
-25℃
Max. amb. temperature :
+60 ℃
Speed control options
0-10V / PWM 、 MODBUS RTU
Mainly Applications :

· EC fan array

· Electronic cabinet cooling

· Clean room modules

· Heat exchangers

· Air filtration systems

· Military HRAC

· Pharmaceutical/biological control systems

· Computer room air conditioning (CRAC) systems

· Air-handling units
Electronic Protections:
– Soft Start ;

-Locked-rotor Protectionn ;
– Tach output
-Reverse Polatity

Product Applications

Certifications

Product packaging

Company Profile

LONGWELL is a manufacturer of HVAC fans, blowers , motors and components ,such as centrifugal fans, axial fans, cross flow fans, single/double forward curved fans ,AC/BLDC/ECM motors as well as industrial fan blowers ,established in 1990 ,equipped with high advanced testing and production facilities ,automatic welding machines , CNC machining centers ,injection machines . with over than 28 years manufacturing experiences , LONGWELL is very skilled in designing, developing and manufacturing ,and exporting to over 30 countries including many Fortune Global 500 customers in HVACR application . and products passed CCC,CE ,ETL and UL .

 

LONGWELL EMC Technology is giving more energy saving to our world .

the advantages are :

1.Our ECM motorized fans’effiency are 30%-60% higher than the traditional motors .

2.the build-in PCBA achieved stepless speed control,and communication with customers products .

3.longer life span up to 600,000hours .

4.IP55,IP68 can be customized .

5.Sine wave ,three phase eliminate electromagnetic-acoustic and lots of other protection functions like soft start ,overload,motor block … .

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Additional information

Voltage

Other

speed

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

Blade Material

aluminum alloy

customized support

OEM, ODM

mounting

Other

place of origin

Zhejiang, China

brand name

LONGWELL

model number

LW-250mm Backwrad centrifugal fan

warranty

1 Year

After-sales Service Provided

Free spare parts

Material

STAINLESS STEEL, Plastic, aluminum alloy, Steel

Type

blower fan

power input

DC 12/24/48V

Impeller material

Propylene with glass fiber reinforced

Direction

Clockwise

Bearing

Ball Bearing

Motor type

DC external rotor motor

Amb,Temp

-25 to +60℃

Insulation

B/F

Application

HVAC,FCU,FFU

Selling units

Single item

Single package size

35X35X30 cm

Single gross weight

3.000 kg

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