RET 670 ABB relay
RET 670 ABB relay
(OP)
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,
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,






RE: RET 670 ABB relay
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