Electrical Engineering · Electrical Instruments
You have to connect an ammeter to observe the current drawn by a 3-phase, 5 HP, 415 V, 50 Hz squirrel cage induction motor connected through a DOL starter. The range of an ammeter suitable for connection in this motor circuit is ________.
- 10 - 5 A (Extended scale)
- 20 - 30 A (Extended scale)✓
- 30 - 10 A (Non-linear scale)
- 40 - 15 A (Linear scale)
Correct answer
0 - 30 A (Extended scale)
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