Low fault level systems

Low fault level systems

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For the Port Hedland 132kV case this ratio is 100/50 =2.0 and for the 220kV case 140/50 = 2.8. ... A single line diagram of the region is shown in Figure 3 and partial single line diagrams of the two most important alternatives are shown in Figure 4. ... the existing supply system separated from the power station alternators by 33kV lines and two levels of transformation. ... MVAr can be supplied from the line but in the 132kV case this must be supplied locally by substation capacitor banks.

Title:Low fault level systems
Author:Institution of Engineers, Australia. National Committee on Electric Energy
Publisher:Institution of Engineers, Australia, Western Australian Division - 1984


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