LSIS SV-iS7 series - Page 91

91
Module
Test polarity
Check
value
Number
Test polarity
Check
value
+ - + -
Diode
D1
R DCP+ Closed
D4
R N Open
DCP+ R Open N R
Close
d
D2
S DCP+ Closed
D5
S N Open
DCP+ S Open N S
Close
d
D3
T DCP+ Closed
D6
T N Open
DCP+ T Open N T
Close
d
IGBT
Tr1
U DCP Closed
Tr4
U N Open
DCP U Open N U
Close
d
Tr3
V DCP Closed
Tr6
V N Open
DCP V Open N V
Close
d
Tr5
W DCP Closed
Tr2
W N Open
DCP W Open N W
Close
d