LONGWELL 310mm EC Backward Curved Centrifugal Fan, Industrial Centrifugal Blower, 230V, Stainless Steel, for AHU, FFU, Cold Storage

$ 100

Get a Fast Quote from an Engineer Send your airflow, static pressure & voltage — we reply within one working day with a matching model.
✓ 1-day reply ✓ STEP / CAD on request ✓ Factory-direct

Your specifications go straight to a sales engineer — no spam, never shared.

Prefer a datasheet?
Download Product Catalog (PDF)
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.
Search backward-curved centrifugal fan models →
Have your duty point?

See every LONGWELL model whose P-Q curve covers it — margins, noise and power included. No login.

Library: Ø24–1,000 mm, single units up to about 61,000 m³/h — larger duties go straight to an engineer. Prefer to talk it through? Send your specs to an engineer

Description

Types :

310mm EC 0~10 V / PWM 115V / 230V EC centrifugal fan for HVAC ,FFU ,AHU application
Voltage Ranges :

230V,400V
Frequency :

50/60 Hz
Diamter :

310mm ( impeller diameters )
Motor Types :

BLEC External Rotor Motor ( EC )
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 / Medical equipments/Ventilation SYSTEM/ Equipments Cooling /
Refrigerator ,etc;ventilation fan cooling;ventilation exhaust fans

Reviews

There are no reviews yet.

Be the first to review “LONGWELL 310mm EC Backward Curved Centrifugal Fan, Industrial Centrifugal Blower, 230V, Stainless Steel, for AHU, FFU, Cold Storage”

Your email address will not be published. Required fields are marked *

More in this series

LONGWELL 92mm AC Backward Curved Centrifugal Fan, Industrial Centrifugal Blower, 230V IP44, 1421 m³/h Airflow, 618 Pa Static Pressure – LWBA2E250-092NS-13LONGWELL 92mm AC Backward Curved Centrifugal Fan, Industrial Centrifugal Blower, 230V IP44, 1421 m³/h Airflow, 618 Pa Static Pressure – LWBA2E250-092NS-1392 mm1421 m³/h230 VDatasheet, curve & drawing →LONGWELL LWBE3G225-092NU-17 EC Backward-Curved Centrifugal Fan — Ø225 mm Impeller, 115 V, Without housing / bracketLONGWELL LWBE3G225-092NU-17 EC Backward-Curved Centrifugal Fan — Ø225 mm Impeller, 115 V, Without housing / bracket92 mm1359.6 m³/h115 VDatasheet, curve & drawing →LONGWELL LWBE3G280-102PS-18 EC Backward-Curved Centrifugal Fan — Ø280 mm Impeller, 230 VAC, With bracketLONGWELL LWBE3G280-102PS-18 EC Backward-Curved Centrifugal Fan — Ø280 mm Impeller, 230 VAC, With bracket102 mm2472 m³/h230 VDatasheet, curve & drawing →LONGWELL LWBE3G190-072NS-12 EC Backward-Curved Centrifugal Fan — Ø190 mm Impeller, 230 VAC, Without housing / bracketLONGWELL LWBE3G190-072NS-12 EC Backward-Curved Centrifugal Fan — Ø190 mm Impeller, 230 VAC, Without housing / bracket72 mm854.9 m³/h230 VDatasheet, curve & drawing →LONGWELL 72mm AC Backward Curved Centrifugal Fan, Industrial Centrifugal Blower, 230V IP44, 225 m³/h Airflow, 184 Pa Static Pressure – LWBA2E133-072NS-02LONGWELL 72mm AC Backward Curved Centrifugal Fan, Industrial Centrifugal Blower, 230V IP44, 225 m³/h Airflow, 184 Pa Static Pressure – LWBA2E133-072NS-0272 mm225 m³/h230 VDatasheet, curve & drawing →LONGWELL LWBE3G310-102NS-09 EC Backward-Curved Centrifugal Fan — Ø310 mm Impeller, 230 VAC, Without housing / bracketLONGWELL LWBE3G310-102NS-09 EC Backward-Curved Centrifugal Fan — Ø310 mm Impeller, 230 VAC, Without housing / bracket102 mm4120 m³/h230 VDatasheet, curve & drawing →LONGWELL 102mm DC Backward Curved Centrifugal Fan, Industrial Centrifugal Blower, 48V IP44 0–10V/PWM Control, 2163 m³/h Airflow, 510 Pa Static Pressure – LWBD3G310-102NH-03LONGWELL 102mm DC Backward Curved Centrifugal Fan, Industrial Centrifugal Blower, 48V IP44 0–10V/PWM Control, 2163 m³/h Airflow, 510 Pa Static Pressure – LWBD3G310-102NH-03102 mm2163 m³/h48 VDatasheet, curve & drawing →LONGWELL EC Plug Fan, EC Centrifugal Blower Fan, 115V PWM Control, for AHU, Air Purifiers, HVAC SystemsLONGWELL EC Plug Fan, EC Centrifugal Blower Fan, 115V PWM Control, for AHU, Air Purifiers, HVAC Systems115V/220V/380V/4800V-50/60HzFREE STANDINGView & InquireLONGWELL 250mm EC Plug Fan, EC Centrifugal Blower Fan, 230V IP55, for AHU, FFU, Data Center CoolingLONGWELL 250mm EC Plug Fan, EC Centrifugal Blower Fan, 230V IP55, for AHU, FFU, Data Center Cooling230 V3500rpmECView & InquireLONGWELL 92mm AC Backward Curved Centrifugal Fan, Industrial Centrifugal Blower, 230V IP44, 567 m³/h Airflow, 155 Pa Static Pressure – LWBA4E220-092NS-09LONGWELL 92mm AC Backward Curved Centrifugal Fan, Industrial Centrifugal Blower, 230V IP44, 567 m³/h Airflow, 155 Pa Static Pressure – LWBA4E220-092NS-0992 mm567 m³/h230 VDatasheet, curve & drawing →

Related for the same application

LONGWELL 310mm EC Plug Fan, EC Centrifugal Blower Fan, 230V, 1100 W, Aluminum Alloy, for AHU, FFU, Data Center CoolingLONGWELL 310mm EC Plug Fan, EC Centrifugal Blower Fan, 230V, 1100 W, Aluminum Alloy, for AHU, FFU, Data Center Cooling4 in230 V4000 RPMView & InquireLONGWELL AC Cross Flow Fan, Tangential Blower Fan, 230V, Aluminum Alloy, for Air Curtains, AHU, FFULONGWELL AC Cross Flow Fan, Tangential Blower Fan, 230V, Aluminum Alloy, for Air Curtains, AHU, FFU230 V4000 RPMFree StandingView & InquireLONGWELL 400mm EC Axial Fan, Industrial Axial Ventilation Fan, 220V, Stainless Steel, for Cold Storage, Air Purifiers, HVAC SystemsLONGWELL 400mm EC Axial Fan, Industrial Axial Ventilation Fan, 220V, Stainless Steel, for Cold Storage, Air Purifiers, HVAC SystemsView & InquireLONGWELL 92mm AC Backward Curved Centrifugal Fan, Industrial Centrifugal Blower, 230V IP44, 1499 m³/h Airflow, 773 Pa Static Pressure – LWBA2E250-092NS-14LONGWELL 92mm AC Backward Curved Centrifugal Fan, Industrial Centrifugal Blower, 230V IP44, 1499 m³/h Airflow, 773 Pa Static Pressure – LWBA2E250-092NS-1492 mm1499 m³/h230 VDatasheet, curve & drawing →LONGWELL 72mm EC Backward Curved Centrifugal Fan, Industrial Centrifugal Blower, 230V IP55, 638.6 m³/h Airflow, 453.2 Pa Static Pressure – LWFE3G190-072PS-06LONGWELL 72mm EC Backward Curved Centrifugal Fan, Industrial Centrifugal Blower, 230V IP55, 638.6 m³/h Airflow, 453.2 Pa Static Pressure – LWFE3G190-072PS-0672 mm638.6 m³/h230 VDatasheet, curve & drawing →LONGWELL LWBE3G133-072NU-10 EC Backward-Curved Centrifugal Fan — Ø133 mm Impeller, 115 V, Without housing / bracketLONGWELL LWBE3G133-072NU-10 EC Backward-Curved Centrifugal Fan — Ø133 mm Impeller, 115 V, Without housing / bracket72 mm432.6 m³/h115 VDatasheet, curve & drawing →LONGWELL 80x38mm DC Axial Cooling Fan, Brushless DC Cooling Fan, 48V – LWAD8038HX-06LONGWELL 80x38mm DC Axial Cooling Fan, Brushless DC Cooling Fan, 48V – LWAD8038HX-0680x383.26 m³/h48 VDatasheet, curve & drawing →LONGWELL 133mm AC Backward Curved Centrifugal Fan, Industrial Centrifugal Blower, 220V, Low Noise, for AHU, FFU, Data Center CoolingLONGWELL 133mm AC Backward Curved Centrifugal Fan, Industrial Centrifugal Blower, 220V, Low Noise, for AHU, FFU, Data Center Cooling4 in220 V4000 RPMView & InquireLONGWELL 355mm EC Backward Curved Centrifugal Fan, Industrial Centrifugal Blower, 230V, Stainless Steel, for AHU, FFU, Data Center CoolingLONGWELL 355mm EC Backward Curved Centrifugal Fan, Industrial Centrifugal Blower, 230V, Stainless Steel, for AHU, FFU, Data Center Cooling280mm230 V3500rpmView & InquireLONGWELL 72mm EC Centrifugal Blower Fan, Industrial Centrifugal Fan, 230V, 268 m³/h Airflow, 443 Pa Static Pressure – LWFE3G120-072SS-01LONGWELL 72mm EC Centrifugal Blower Fan, Industrial Centrifugal Fan, 230V, 268 m³/h Airflow, 443 Pa Static Pressure – LWFE3G120-072SS-0172 mm268 m³/h230 VDatasheet, curve & drawing →
Explore related
Free engineering calculators for this fan