Axial Extract Fans

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Axial Extract Fans

Cylindrical tube casing, airfoil wing structure and direct coupled motor fans with 3500
m3/h flow rate of 115000 m3/h and Ø400 mm – Ø1250 mm 16 models are available in
the range options. Body is made of steel with electrostatic powder coating. The motor
and fan impeller are connected to the main body by steel carriers. In the case of
friction due to the body around the propeller, aluminum sheet is used to prevent
sparks. Asynchronous ex-proof motor is used in all models. The motor is out of
airflow. It can be manufactured with foot on request.

Technical Data Table

BTF Fan Series Technical Data

ModelPerformance DataCurrent/SpeedAT
($^circ$C)
U
(V)
p
(Poles)
$L_{pA}$
dB(A)
$T_{max}$
($^circ$C)
ØD
(mm)
m
(kg)
Q
(m3/h)
$Delta p_{st}$
(Pa)
P
(W)
$I_{nom}$
(A)
n
(r/min)
BTTM 400-M/4-20/0.37/4A36801703702.40132304604040030
BTTM 450-M/4-20/0.55/4A52401605503.30132304624045

Cylindrical tube casing, airfoil wing structure and direct coupled motor fans with 3500
m3/h flow rate of 115000 m3/h and Ø400 mm – Ø1250 mm 16 models are available in
the range options. Body is made of steel with electrostatic powder coating. The motor
and fan impeller are connected to the main body by steel carriers. In the case of
friction due to the body around the propeller, aluminum sheet is used to prevent
sparks. Asynchronous ex-proof motor is used in all models. The motor is out of
airflow. It can be manufactured with foot on request.