18
Pc-board DK-PWRUP
The pc-board DK-PWRUP is the power up-circuit of the Saprom S3.
Functions
- reducing start-up peak current for capacitors
- supply and safeguarding of control transformer
Measuring Points
Picture Pc-board DK-PWRUP
Fuses
Safeguarding the control transformer via Si1, Si2 : each 4A idle
Beschreibung
Messpunkt
Messergebnis
mains input L1
mains input L2
mains input L3
X5
X6
X7
~
~
~
400V AC
mains output L1
mains output L2
mains output L3
X1
X2
X3
~
~
~
400V AC
supply voltage control transformer
X10/1
X10/2
~
~
400V AC
drive level relay
X4/1,3
X4/2,4
+
-
24V DC
