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Zero Crossing Detect(11)
TRANS
OUTPUT
DESCRIPTION
It detect Zero Cross part of Trans output voltage, Transistor TR2 is used to put in the Micom.
Detail Driving is as following Fig 11-1.
AC18V
The
Number
31 of
H
Micom
terminal
L
DETECT POINT
D5
R3
CC8
D6
5.6K
103
VCC
R5
10K
TR2
KRC102M
R6
1K
1
2
1
2
1
Fig 11-1
30
MICOM
31
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