SERVICE MANUAL
3.4 Check the INV full bridge
Power devices
INV IGBT: QB2/QD2/QA1/QC1
QB2
Parts
QB2/QD2/QA1/QC1
Note1: If one or more of them were damaged, please replace all of them.
V201703A
QD2
QA1
QC1
Q32
Attribute
Resistor
Diode
D13
Q30
Q29 Q27
Reference values
GE: 23.3K
GC: 250k
CE: 38M
EC: 0.4V
CE: OL
20
5KVA-220V/230V
Q28
Failure status
Short or explosion