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which relay is used on long transmission lines
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Answer Posted / nagaraju n
in an long tranmission line protection purposes different
company make relays using.
NAME OF REALAY MAKE USING
REB-500 (ABB) BUSBAR PROTECTION
REL-670 " DISTENCC PROTECTION
RET-670 " LINE REACTOR PROTECTION
7SA522(SIPROTEC) ( SIMENS) DISTENCC PROTECTION
MICOM-P441
OHMEGA
REZ
SEL-321
T-60...etc
this relays are usinglong transmission lines protection
purposes...
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