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RET 670 ABB relay

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Mohowahid

Mohowahid

Electrical
Joined
Apr 12, 2013
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Hi all,
I have new substation that contains RET 670 differential relay (ABB).I need to make test for that relay. I need to know how to test and prepare test format?.
best regards,
 
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Please use ABB documents:
Easy and Intuitive Method for Testing Transformer Differential Relays
English – 2008-06-10 – 0,49 MB – pdf

Universal testing method for power transformer differential protection
English – 2008-03-31 – 0,24 MB – pdf

Good Luck

 
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