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A power system is divided into 10 protection zones, as illustrated in the figure below. If a fault occurs at the overlap region of Zone 9 and Zone 10, which zone(s) should open circuit breakers?

A power system is divided into 10 protection zones, as illustrated in the figure below. If a fault occurs at the overlap region of Zone 9 and Zone 10, which zone(s) should open circuit breakers?

Introductory Circuit Analysis (13th Edition)
Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
Chapter1: Introduction
Section: Chapter Questions
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A power system is divided into 10 protection zones, as illustrated in the figure below. If a fault occurs at the overlap region of Zone 9 and Zone 10, which zone(s) should open circuit breakers? Zone 5 Zone 4 I Zone 2 Zone 1 I ~ 0 L Zone 3 Zone 8 sok I(N -0 Zone 9 Zone 9 Zone 8, Zone 9, Zone 10, and Zone 5 Zone 9 and Zone 10 O Zone 10 21000 Zone 6_L_1 I I Zone 10 Zone 7 1
Transcribed Image Text:A power system is divided into 10 protection zones, as illustrated in the figure below. If a fault occurs at the overlap region of Zone 9 and Zone 10, which zone(s) should open circuit breakers? Zone 5 Zone 4 I Zone 2 Zone 1 I ~ 0 L Zone 3 Zone 8 sok I(N -0 Zone 9 Zone 9 Zone 8, Zone 9, Zone 10, and Zone 5 Zone 9 and Zone 10 O Zone 10 21000 Zone 6_L_1 I I Zone 10 Zone 7 1
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