Pc-Boards
- 35 -02.20 909.2710.1-06
7.12 Pc-board DK-PWRUP / DK-PWRUP02
The pc-board DK-PWRUP is the charge-up control of the S3 and P3500. Depending on the type of the water
pump or the application, the DK-PWRUP or the DK-PWRUP02 is used.
cooling unit DK-PWRUP DK-PWRUP02
water pump standard “high pressure”
application standard intermediate feeder
fuses 2 x 4A / 500V (slow) 2 x 6.3A / 500V (slow)
Tab. 20: Useage pc-boards DK-PWRUP
Functions
– limitation of inrush-current when charging up the capacitors on pc-board DCDR
– supply for control transformer
Measuring points
designation
measuring
point
result
mains input L1 X5 ~
400V ACmains input L2 X6 ~
mains input L3 X7 ~
mains output L1 X1 ~
400V ACmains output L2 X2 ~
mains output L3 X3 ~
supply voltage control transformer X10-1
X10-2
~
~
400V AC
relay voltage X4-1 + -3
X4-2 + -4
+
-
+24V DC
Tab. 21: Measuring points PWRUP
Picture pc-board DK-PWRUP
Fig. 23: Pc-board DK-PWRUP
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