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How Negative Phase Sequence Relay works in case of
Synchronous Motor?
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Answer Posted / j.venkatesan
In case of the numeric relay the negative phase sequence
current is calculated bu NPS=Ir+a2Iy+aIb.
Where a is an 120 degree phase shift opeator.
This calculated NPS is used for operation of the relay.
| Is This Answer Correct ? | 3 Yes | 7 No |
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