BN

Low-pressure, radial, direct-driven fans. Housing is made of welded steel sheet. The impeller with welded, backward-tilted blades is made of steel . Other materials on request.
 

Application

The fans are designed for transporting clean and slightly dusted air. They are used as elements of various ventilation systems and to generate air blast in numerous industrial processes.

Construction

Low-pressure, centrifugal, direct-driven fans. The rotor with welded, backward-tilted blades is made of steel sheet. The housing is made of welded steel sheet, reinforced with steel angle bars and connected to the base of the electric motor. The whole set is painted with powder paint.

Electric motor

Asynchronous, three phase 400V, 50Hz, IE3. The motors are manufactured in accordance with the IEC 60034-1 standard. Insulation class F, degree of protection IP 55. On request, we can supply motors driven by another voltage or frequency, and/or with an increased level of protection.

Additional accessories

Inlet and outlet adaptors, noise suppressor, noise dampening housing for motors, vibration dampeners, etc.
Fans and accessories are selected on request.
Name Nominal
voltage [V]
Speed
[r.p.m.]
P max
[W]
I max
[A]
Q max
[m3/h]
P
static [Pa]
Weight
[kg]
Temp.
min.
[oC]
Temp.
max.
[oC]
BN-2-355-220T 400 2910 2200 4.3 6700 1700 65 -20 40
BN-2-400-400T 400 2925 4000 7.4 10200 2250 97 -20 40
BN-2-450-750T 400 2940 7500 13.3 14200 2850 145 -20 40
BN-2-500-1500T 400 2945 15000 26.2 19450 3400 255 -20 40
BN-4-450-110T 400 1450 1100 2.5 7070 710 100 -20 40
BN-4-500-150T 400 1450 1500 3.3 9700 850 145 -20 40
BN-4-560-300T 400 1465 3000 6.3 13650 1100 180 -20 40
BN-4-630-550T 400 1465 5500 10.4 19450 1400 245 -20 40
BN-4-710-1100T 400 1460 11000 20.9 27740 1770 355 -20 40
BN-4-800-1850T 400 1475 18500 33.9 39600 2250 540 -20 40
BN-4-900-3000T 400 1477 30000 52 56350 2840 785 -20 40
BN-4-1000-5500T 400 1487 55000 93 77450 3470 1100 -20 40
BN-6-630-150T 400 960 1500 3.5 12920 615 205 -20 40
BN-6-710-300T 400 965 3000 6.2 18430 780 300 -20 40
BN-6-800-550T 400 960 5500 11.1 26310 1000 415 -20 40
BN-6-900-1100T 400 970 11000 21.4 37450 1260 600 -20 40
BN-6-1000-1500T 400 980 15000 29.3 51850 1550 765 -20 40
BN-6-1120-3000T 400 989 30000 56 72700 1945 1080 -20 40
BN-6-1250-4500T 400 993 45000 89 100950 2425 1460 -20 40

Performance curves