LONGWELL 250mm DC Backward Curved Centrifugal Fan, Industrial Centrifugal Blower, 24V PWM Control, Galvanized Steel, PWM Control, for Cold Storage, Air Purifiers, HVAC Systems

$ 20

Category: Tags: , ,
CategoryBackward Curved Centrifugal Fans
TagsBackward Curved Centrifugal FanDC FanHVAC System
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Need the exact model with a measured or digitised curve? This page describes the Backward Curved Centrifugal Fans range. The Fan Selector lists every LONGWELL backward-curved centrifugal fan model with airflow, static pressure, power, noise, drawing and datasheet.
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Description

Types :

250mm DC 24V 48V BLDC 0~10V PWM Plastic DC backward curved centrifugal ventilation fan blower
Voltage Ranges :

24v,48v
Frequency :

50/60 Hz
Diamter :

250mm ( impeller diameters )
Motor Types :

BLDC 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

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