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1MRK 505 370-UEN D
due to a fault in the station battery system). Note that any backup trip command will inhibit
running of
START
Current Check
CB Position Check
IEC18001002 V1 EN-US
Figure 99: Simplified overall logic for LatchedStart
START
Current Check
CB Position Check
IEC18001003 V1 EN-US
Figure 100: Simplified overall logic for FollowStart
START
Current Check
CB Position Check
IEC18001004 V1 EN-US
Figure 101: Simplified overall logic for FollowStart&Mode
RetripMode : This setting defines how the re-trip function shall operate. Refer to Table
more details.
Busbar protection REB670
Application manual
tStartTimeout timer.
30ms
S
Q
R
t1
t1
t
t
OR
t2
t2
t
t
OR
t1
30ms
OR
t
t2
30ms
OR
t
OR
150ms
t
NOT
OR
OR
AND
AND
OR
OR
IEC18001003-1-en.vsdx
t1
AND
t
t2
t
Current protection
TRRET
AND
TRBU
AND
AND
IEC18001002-1-en.vsdx
TRRET
TRBU
TRRET
TRBU
IEC18001004-1-en.vsdx
Section 7
32
for
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