An (11-mathrm{kV}) radial system is shown in Figure 10.42. Assuming a CO-7 relay with relay characteristic given

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An $11-\mathrm{kV}$ radial system is shown in Figure 10.42. Assuming a CO-7 relay with relay characteristic given in Figure 10.41 and the same power factor for all loads, select relay settings to protect the system.

Figure 10.42

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Figure 10.41

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Related Book For answer-question

Power System Analysis And Design

ISBN: 9781305632134

6th Edition

Authors: J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma

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Question Posted: Mar 04, 2024 10:00 AM

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An (11-mathrm{kV}) radial system is shown in Figure 10.42. Assuming a CO-7 relay with relay characteristic given

Question:

11 KV 1 3 C.T.R=400/5 132, pq C.T.R=200/5 L3=6.75 MVA Isc=3200 A 2 * L=2.5 MVA 121. Isc=3000 A * C.T.R=200/5 1 L. = 4 MVA Isc, 2500 A =

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Power System Analysis And Design

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