Logic Diagram - ABB RED650 Technical Manual

Section 14
Logic
14.1.6.1
438

Logic diagram

BLOCK
TRINL1
TRINL2
TRINL3
OR
TRIN
1PTREF
1PTRZ
IEC05000517 V4 EN-US
Figure 216: Three-phase front logic — simplified logic diagram
TRIN
TRINL1
PSL1
AND
TRINL2
PSL2
AND
TRINL3
PSL3
AND
OR
1PTREF
1PTRZ
IEC10000056 V4 EN-US
Figure 217: Phase segregated front logic
tTripMin
AND
t
-LOOP
OR OR
OR
AND
-LOOP
OR
AND
AND
1MRK 505 394-UEN A
OR
IEC05000517=4=en=Original..vsdx
OR
OR
OR
AND
tWaitForPHS
t
OR
Line differential protection RED650 2.2 IEC
Technical manual
M12258-7 v6
TRIPALL
L1TRIP
L2TRIP
L3TRIP
IEC10000056=4=en=Original.vsdx