N.B Series

Agitator Applications

Helical gearboxes with longer output shaft and reinforced spherical roller bearings for withstanding high radial and axial loads designed specifically for agitator applications.


Input Type

NNB Series

With IEC B5/B14 motor flange

NRB Series

Direct motor coupled

NTB Series

With solid input shaft

NVB Series

With IEC B5/B14 motor mounted


Output Type

NRB Series

With Solid Output Shaft

Specifications & Advantages

  • Longer output shaft with agitator housing with reinforced spherical roller bearings
  • Output shaft and bearings with high radial and axial load capacity
  • Wide speed and power range

Performances

Gearbox Front Gearbox Size
Ratio Range Ratio Range [i]
Nominal Torque Nominal Torque [Nm]
Hollow Shaft Diameter Hollow Shaft Diameter [mm]
N.B20 4 - 68 280 Ø30/60
N.B27 3 - 2.920 450 Ø35/70
N.B28 3 - 3.215 600 Ø40/80
N.B37 3 - 4.946 820 Ø50/100
N.B47 3 - 7.459 1.550 Ø60/120
N.B57 4 - 8.092 3.000 Ø70/140
N.B67 3 - 17.441 4.300 Ø80/170
N.B77 5 - 23.464 8.000 Ø100/200
N.B87 4 - 17.502 13.000 Ø110/210
N.B97 7 - 20.052 18.000 Ø125/210

Document Download

Document Name Description Version Size
N.B Series ATEX Operation Instructions ATEX Operating Instructions OIMEX0103-0909 1 MB
N.B Series Catalogue-IE2 IE3 Product Catalogue M0600-0424 96 MB
N.B Series Operation Instructions Operating Instructions OIMCE0202-1122 15 MB