page 18
Pc-board DK-ACDRV
The pc-board DK-ACDRV is managing the drive level for the secondary inverter (AC power module with IGBT
full-bridge)
Functions
- encoding AC power unit
-
drive level IGBTs
- connection of temperature sensor
Encoding power unit
J1
setting
machine type
0
2 IGBT
V24, V40
1
4 IGBT
V27, V30, V50
(0 = contact open ; 1 = contact closed)
LEDs
The LEDs on the pc-board DK-ACDRV are showing the drive level state of the IGBT.
LED on
IGBT not driven
LED off
IGBT driven
Measuring points
designation
measure point
result
temperature sensor
X5/1
X5/2
+
GND
10k
W
at 25°C
(about +2V DC)
Picture pc-board DK-ACDRV
IGBT
X2
X6
X1
X3
X5
J1
Summary of Contents for V Series
Page 1: ...Service Manual V Series 909 0340 1 05 ...
Page 47: ...page 47 ...