FEATURES | VALUES/ STANDARDS |
Starting |
DOL up to 100 & Star Delta for 112 above frames |
Permissible starts/hr |
Cold successive - 4 hot successive - 3 equally spread - 6 |
Loading at reduced volts |
75% Rated volts for 5 minutes. |
Insulation / temp.rise |
Class `F' / 70°C |
Direction of rotation |
Bi-directional |
No. Of leads |
3 up to 100 & 6 for frame 112 & above |
Connection |
Star Up to 90 frame, 6, & 8 pole ratings of 100 Frames |
Delta 2 & 4 pole ratings of 100 frame & 112 and above all ratings |
Degree of protection |
IP 55 |
Method of cooling |
IC 411 |
T.box position |
RHS looking from DE (towards DE up to 160). |
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 / 'B' flange |
Frame sizes |
'ePM80 to 160', 'eSC180 to 355'.(For 'B' flange mounting ratings covered in 'eSC180M' to be offered in 'eVSC180L', & ratings covered in 'eSC225S' to be offered in 'eVSC225M') |
Shaft extension |
Single cylindrical extension as per IS: 1231 |
Body material |
Cast iron |
T.box material |
Cast iron |
Fan material |
Aluminium up to 160, Cast iron for 180 – 225, mild steel for 250 to 355 Frames |
Accessories |
Nil |
Paint & shade |
Epoxy base RAL5012 |
Bearing type Greasing facility |
Prelubricated sealed bearing from 80-160. Open type Bearing from 180. Online greasing facility is for 180 to 355 only |