Difference between Squirrel Cage and Slip Ring Induction Motor
The difference between between Squirrel Cage and Phase Wound Rotor Induction motors is given below.
Sl. No: | Particulars | Squirrel cage Induction Motor | Slip ring induction motor |
1 | Construction | More simple | Not so simple |
2 | Cost | Cheaper | Costly |
3 | Efficiency | Higher | Lesser than cage |
4 | Starting Torque | Low | High |
5 | Maintenance cost | Very less | More |
6 | Speed control | Difficult | Easy |
7 | Rotor winding | Copper bars | 3 phase winding |
8 | Copper loss | Less | More |
9 | Application | Popular | Not like Squirrel cage |
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