LONGWELL 102mm EC Backward Curved Centrifugal Fan, Industrial Centrifugal Blower, 230V IP55 0–10V/PWM Control, 3038.5 m³/h Airflow, 1442 Pa Static Pressure – LWBE3G250-102NS-20

Air Flow 3038.5 m³/h
Static Pressure 1442 Pa
Inlet Ø 102 mm
Voltage 230 V

Tach output,Locked-Rotor protection Reverse Polarity,Over-voltage protection,Soft Start

Specifications
Noise
93 dB(A)
Protection
IP55
Motor
EC
Speed
4100 RPM
Power Input
750 W
Impeller
Aluminum Alloy
Frequency
50/60
Ambient Temp
-25℃~+60℃
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Description

Technical Description

Impeller Material Aluminum Alloy
Direction of Rotation Clockwise,seen on rotor
Protection Class IP55
Mounting Position Horizontal or Vertical
Bearing Maintenance-free ball bearings
Mode of Operation S1
Insulation Class F
Technical Features Control input 0-10VDC/PWM
Protection Tach output,Locked-Rotor protection Reverse Polarity,Over-voltage protection,Soft Start

Nominal data

Type of Voltage EC
Diameter of Rotor 102mm
Nominal Voltage 230V
Frequency 50/60Hz
Current 3.4A
Power Input 750W
Speed 4100RPM
Static Pressure(Max) 1442Pa
Air Flow(Max) 3038.5m³/h
Noise Level 93dB(A)
Min.ambient Temp -25℃
Max.ambient Temp 60℃

Curves

250-102NS-20 Backward Curved Centrifugal Fans Curve

Drawing

250-102NS-20 Backward Curved Centrifugal Fans drawing

Download

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Additional information

Technical Features

Control input 0-10VDC/PWM

Insulation Class

F

type

EC

speed

4100

Bearing

Maintenance-free ball bearings

frequency

50/60

current

3.4

sound power

750.0

Direction of Rotation

Clockwise,seen on rotor

noise

93

Min.ambient Temp Max.ambient Temp

-25℃~+60℃

sound pressure

1442

airflow

3038.5

ac dc ec

EC

Impeller Material

Aluminum Alloy

voltage

230

Protection Class

IP55

Mounting Position

Horizontal or Vertical

Mode of Operation

S1

dimensions

102

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