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1.4
FUSE - FUSE FAILURE SUPERVISION FUNCTION
STORE3PH
From non volatile
memory
STUL1N
STUL2N
STUL3N
STZERO
1:Function Enable
FUSE-DLCND
FUSE-MCB
FUSE-DISC
FUSE-BLOCK
TEST
TEST-ACTIVE
BlockFUSE= Yes
Fuse failure supervision (FUSE)
Logic diagram
1:All voltages
are low
&
0: All voltages
are high
(Reset Latch)
≥1
1:Fuse Failure
Detection
&
&
(Set Latch)
Dead-Line
Block
200 ms
t
&
&
&
Figure 70:
Simplified logic diagram for fuse failure supervision function, zero sequence
20 ms
≥1
&
≥1
1:Fuse failure for
more than 5 s
5 s
t
≥1
150 ms
t
&
≥1
Chapter 8
Secondary system supervision
Store in non volatile
(FUSE-STORE3PH)
FUSE-VTF3PH
FUSE-VTSU
≥1
FUSE-VTSZ
≥1
99000500.vsd
137
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