EBK 3N3-EBK: INDUSTRIAL MOTOR CONTROL
7th Edition
ISBN: 9780176919962
Author: Herman
Publisher: VST
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Chapter 47, Problem 10RQ
To determine
The conductor size, overload size, fuse size, minimum NEMA and IEC starter sizes and the upper and the lower range for starting the current for the given motor.
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A 3 kVA motor operates from a 240 V
supply at 50 Hz and has a power
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1800 W
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1900 W
2000 W
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Three coils each having resistance of 29 N are connected in star across 422 V, 50 Hz supply. Then the total
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O 211.77 W
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Question 5
A 2 kV / 229 V transformer has the secondary turns of 47. The number of Primary turns of a transformer is given by,
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63.83
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410.48
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Question 6
For the given power transfer, a delta system is associated with larger line currents and a star system is associated with a larger line voltage.
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Chapter 47 Solutions
EBK 3N3-EBK: INDUSTRIAL MOTOR CONTROL
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Similar questions
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