ABB REF610 - Arc Protection with REF610 and REA101

163
HSO 2
HSO 1
DI1 DI1DI1
TRIP 3
DI1
52
52
52
52
52
52
A070055
Fig. 6.2.3.-1 Arc protection with REF610 and REA101
Feeder Protection Relay
Technical Reference Manual - ANSI Version
REF610REF610
1MRS755535