LONGWELL LWBE3G355-138PT-05 Backward Curved Centrifugal Fans

Control input 0-10VDC/PWM,Tach output,Locked-Rotor protection,Reverse Polarity,Over-voltage protection,Soft Start Protection.

Description

Technical Description

Impeller Material Aluminum Alloy
Mode of Operation S1
Protection Class IP54
Insulation Class F
Bearing Maintenance-free ball bearings
Protection Control input 0-10VDC/PWM,Tach output,Locked-Rotor protection,Reverse Polarity,Over-voltage protection,Soft Start Protection.

Nominal data

Type of Voltage EC
Diameter of Rotor 138mm
Nominal Voltage 400V
Frequency 50/60Hz
Current 2.8A
Power Input 1700W
Speed 2700RPM
Static Pressure(Max) 830Pa
Air Flow(Max) 7045m³/h
Noise 81dB(A)
Min.ambient Temp -25℃
Max.ambient Temp 60℃

Curves

Drawing

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Additional information

Insulation Class

F

type

EC

speed

2700

Bearing

Maintenance-free ball bearings

frequency

50/60

current

2.8

sound power

1700

noise

81.0

Min.ambient Temp Max.ambient Temp

-25℃~+60℃

sound pressure

830.0

airflow

7045.0

ac dc ec

EC

Impeller Material

Aluminum Alloy

voltage

400

Protection Class

IP54

Mode of Operation

S1

dimensions

138.0

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