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15.1.6.1
Logic diagram
M12258-7 v6
ANSI05000517=4=en=Original.vsd
TRIPALL
BLOCK
AND
TRINP_A
t
tTripMin
OR
TRINP_B
TRINP_C
TRINP_3P
1PTRGF
1PTRZ
OR
ANSI05000517 V4 EN-US
Figure 144:
Three-phase front logic — simplified logic diagram
ANSI10000056=4=en=Original.vsd
L1TRIP
TRINP_3P
OR
1PTRGF
t
tWaitForPHS
OR
TRINP_A
AND
PS_A
OR
OR
AND
AND
PS_B
PS_C
TRINP_B
TRINP_C
L2TRIP
L3TRIP
OR
OR
OR
-LOOP
AND
AND
OR
1PTRZ
-LOOP
OR
AND
AND
ANSI10000056 V4 EN-US
Figure 145:
Phase segregated front logic
Section 15
1MRK 511 408-UUS A
Logic
408
Phasor measurement unit RES670 2.2 ANSI
Technical manual
Summary of Contents for Relion RES670
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