| Model |
Features |
Standard |
Available Option |
| TS21FNV Series-TEFC, Vertical |
Frame |
Cast iron |
Fabricated steel |
| Bearing Housings |
Cast iron or Fabricated steel |
N/A |
| Main Terminal Box |
Cast iron |
Large Fabricated steel |
| Auxiliary Boxes |
Cast iron |
NEMA 4X |
| Shaft |
AISI 1045 for N5009-N5810 |
AISI 4140 |
| AISI 1035 for N6310 |
| Rotor |
Die cast aluminum for N5009 & most N5810 frames, fabricated copper for N6310 |
Fabricated copper for N5009-N5810 frames |
| Lamination Material |
High grade low loss silicon steel |
N/A |
| External Cooling Fan |
Aluminum or Fabricated steel |
Copper available |
| Fan Cover |
Fabricated steel |
N/A |
| Insulation |
Class F random wound |
N/A |
| Paint Color |
PU Wooden Grey(Munsell 7.5Y 8.9/0.4) |
Special paint system Other colors |
| Bearing Type |
N.D.E Angular or Spherical bearing, |
N/A |
| D.E. Ball bearing |
| Vibration |
0.12 IPS or as defined by NEMA |
Special balance |
