Why Nutral CT rating for Earth Fault Protection of Transformer neutral shall be 20% of Full load Current of Transformer
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CT rating is the same as that of line CTs .Only the relay
setting for earth fault is 20 % of OCR
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Please explain the following and how these are working with PLC unit 1.I/O Module 2.I/O Device 3.Adaptor Card 4.Ribbon Adaptor 5.RS 485-FC
0 Answers Shree Mayur Engineering,
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