CT burden and ct ratio selection

Thread Starter

amamfaha

Joined Jul 16, 2013
1
how to select ct burden in protection system for relays in secondary? i will be pleased if anyone answer me as soon as possible because i have been stuck in this particular problem while designing protection scheme for iEEE 9 bus test system as a final year project. ETAP is a software being used for this.
 

shortbus

Joined Sep 30, 2009
10,045
A quick Google search of your problem will give you much information. Your question here assumes we know what your working with. The Ct burden is a value that the data sheet for the current transformer you choose will give. They are not all the same.
 
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