
The breaker close lockout function can be activated from an external trip signal from
another protection function via input (SETLKOUT) or internally at a three-pole trip, if
desired.
It is possible to lockout seal in the tripping output signals or use blocking of closing
only the choice is by setting
TripLockout
.
14.1.2.1
Logic diagram
TRINP_A
TRINP_B
TRINP_C
1PTRZ
1PTRGF
TRINP_3P
OR
OR
OR
Program = 3 phase
AND
INTL_ABCTRIP
ANSI05000517-3-en.vsd
ANSI05000517 V3 EN
Figure 428:
Three-phase front logic — simplified logic diagram
1MRK505222-UUS C
Section 14
Logic
861
Technical reference manual
Summary of Contents for Relion 670 series
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