Swedish-made Centrifugal Fans / Fume Extractor Fan

Low-pressure fans LDB 

We have our own production of centrifugal fans. Choose between steel, aluminum and stainless, acid-proof steel. 

Capacity LDB fläktar:
(500 - 1900 pa)
(50 - 75000 M3)

Impeller:
B - Curved blades
P - Flat blades
S - Radial straight blades

Propulsion

Available in different designs, direct drive, belt drive or coupling, depending on the purpose.
Our specialty is fume extractors for warm gas. All fans can also be delivered ignition proof, for explosive environments.

Atex
All fans can also be delivered ignition proof for explosive environments.

Energy calculation

We make calculations regarding pressure flow to find the fan with optimum efficiency and energy consumption. For further energy efficiency we offer frequency control with pressure or flow control. The fans are also available with energy efficient motors with IE3 classification. 

reservdel1_323LDB 20

Dimension Impeller  Max M3/h Max Pa (tot)
LDB 20 B / P / S 2200 1500
LDB 25 B / P / S 3500 1500
LDB 31 B / P / S 5000 1500
LDB 35 B / P / S 6300 1300
LDB 40 B / P / S 8600 1400
LDB 45 B / P / S 10500 1350
LDB 50 B / P / S 13800 1400
LDB 56 B / P / S 17000 1900
Dimension Impeller
Max M3/h Max Pa (tot)
LDB 63 B / P / S 19000 1350
LDB 71 B / P / S 25500 1350
LDB 80 B / P / S 31500 1150
LDB 90 B / P / S 43000 1350
LDB 100 B / P / S 48000 1150
LDB 110 B / P / S 60000 1150
LDB 120 B / P / S 72000 1200
LDB 130 B / P / S 75000 950
.

 

Our centrifugal fans for flue gases are available in the following standard versions:

H45

blas1_110

H1

blas2_110

H2

blas3_110

H3

blas4_110

H4

blas5_110
.

V1

blas6_110

V2

blas7_110

V3

blas8_110

V4

blas9_110

V45

blas10_110
.