Rectifier
Inverter
Transformer
Rectifier
Hall
Current
Feedback
control
Single-phase AC
DC
AC
DC
220V 50Hz
AC
DC
Welding current
regulate
(Wire feed speed)
Wire feeder
motor
PWM signal
CPU control
Voltage
Feedback
control
•
2.3. Volt-Ampere Characteristic
MIG SERIES welding machine has an excellent volt-ampere characteristic, whose graph is
shown as the following figure. The relation between the rated loading voltage U
2
and welding
current I
2
is as follows: U
2
=14+0.05I
2
(V)
44
14
0
600
I
o
(
A
)
U
o
(
V
)
Working point
Volt-ampere characteristic
The relation between the rated loading
voltage and welding current
•
2.2. Module Explanation
Current sensor
110V/220V 50HZ
Summary of Contents for Ronch Weld 200MP
Page 1: ...SERIES 200MP 250MP MULTIPROCESS ...
Page 11: ...3 Installation ADJUSTMENT 3 1 Parameters Model Parameters MULTIMIG 200 PFC MV ...
Page 16: ...4 OPERATION 4 1 Layout for the front and rear panel ...
Page 24: ... 5 3 Electrical Schematic drawing ...
Page 25: ...25 200MP 250MP MULTIPROCESS ...