IP 21 for SB/VSB series up to 225 Frame, IP 23 for SB/VSB series 250 & 355 frames
Method of cooling
IC 01
T.box position
RHS looking from DE
Bearing life
(90% survival basis)
40,000 working hrs. For direct drive
20,000 working hrs. For belt drive
Vibration
Normal class as per IS: 12075.
Noise
As per IS: 12065.
Construction
Foot mounted / 'B' flange mounted.
Frame sizes
SB / VSB 180 to 355. (for 'B' flange mounting ratings covered in SB180M to be offered in VSB180L, & ratings covered in SB200M to be offered in VSB200L)
Shaft extension
Single cylindrical extension as per IS: 1231
Body material
Cast iron.
T.box material
Cast iron , mild steel for 250 & 355 Frames
Fan material
Aluminium for all frames up to 225 frames, mild steel for ;250 & 355 frames
Accessories
Nil
Paint & shade
NC base RAL5012 shade up to 225, Epoxy base RAL5012 above 225
Bearing type
Greasing facility
Open type ball/roller bearings for 180 to 355
Online greasing facility for 180 to 355