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ABB Relion 670 series - Page 616

ABB Relion 670 series
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SealIn = Enabled
All VL < VSealInPU
Any VL < VSealInPU
t
5 s
AND
3PH
MCBOP
All VL > VSealInPU
t
60 s
52a
BLOCK
AND
TEST
TEST ACTIVE
AND
BlocFuse = Yes
OpModeSel
AND
t
200 ms
AND
OR
89b
BLKV
BLKZ
AND
AND
FuseFailDetZeroSeq
UZsIZs OR UNsINs
UZsIZs AND UNsINs
UZsIZs
UNsINs
OptimZsNs
AND
FuseFailDetNegSeq
OR
AND
AND
CurrZeroSeq
CurrNegSeq
a
b
a>b
OR
AND
AND
AND
FuseFailDetDUDI
AND
OpDVDI = Enabled
DeadLineDet1Ph
OR
OR
OR
OR
AND
VoltZeroSeq
VoltNegSeq
OR
t
5 s
AllCurrLow
t
150 ms
intBlock
Fuse failure detection
Main logic
BLKTRIP
AND
t
100 ms
OR
t
20 ms
OR
ANSI10000033-2-en.vsd
FusefailStarted
ANSI10000033 V2 EN
Section 11 1MRK505222-UUS C
Secondary system supervision
610
Technical reference manual

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