- Laminated yoke construction.
- Conformity to BS 5000 and IS 4722.
- Class F insulation with
the temperature rise restricted to 85°C.
- Uncompensated designs for frames
80-132 and compensated designs for frame 160.
- Critical speeds 30% higher than
the rated speeds.
- Mountings - B3, B5, B35,
V1.
- Cooling - IC01, IC06, IC0041,
IC0666, IC17, IC37 .
- Enclosures - IP23, IP44,
IP54, IP55
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