Migatronic FOCUS MIG 130 PFC Guía De Usuario página 32

FOCUS MIG 130
AC1
AC2
230 VAC
Input
UW
1 3
2 2
3 1
CN10 CN1
Welding voltage
Wire speed
CN6
3 1
2 2
1 3
CN10
CN5
Wire
2
Inching
1
Mig
2
Torch
1
CN2
CN8
+15V
1 4
2 3
3 2
4 1
CN7
Overheat
PFC
~ +
NTC-10D-20
10 10 10
RT1 RT2 RT3
~ -
+18V
K1
Charging circuit
+15V
+15V 11
+15V
-
Isense
2
3 1
+
UC3845
RT/CT
-
9
13
12 14
+4.7V
+
+15V
+4.7V
+18V
+18V
- VR2
1
2
3
+
+18V
+18V PFC system
+18V
-
2
WJ3
3 1
+
+15V
+15V
-
6
5 7
+
+15V
WJ1
Welding rectifier
PFC system
+18V
L1-1 L1-2
7 8
Vcc
Vcc
Isenes vo
7
8
Gate
Anode
2
6
Vsenes
Gnd Vee
1 5
Trigger circuit
+15V
PWM
10
Out
5
14
Vref
7
U1
T4
-
+15V
6
7 5
+ -
2
3 1
+
+15V
+15V
-
+15V
2
3
+
+15V
+12V
+12V
Torch
Trigger
L3
Arthur Nielsen
Focus Mig 130
Machine diagram
Rev: 3
32
LED1
Welding rectifier
Power circuit
T1
T2
Internal
power supply
T3
7
Vcc
6
Out
3
CS
5
T5
7
Vcc
6
Out
Sense
+15V
3
5
Motor/gas power supply
-
6
5 7
+
-6V
1
12
Vcc
2
EA-
8
C1
1
EA+
TL494CN
+15V
+15V
16
EA+
Gnd Dead
7 4
+12V
+12V
+12V
-
6 7
5
+
+12V
+12V
-
2
3 1
+
+15V
Migatronic A/S
21-05-2015
Welding +
Mig Output
Welding -
+15V
7815
-6V
7906
60V-075
1
Fan
F101
2
J01
+18V
+24V
7812
+12V
1
2
CN9
+24V
Motor & Gas control
CN4
F3.15A
R131
5
Fuse
4
Motor
ON
3 Motor
LED7
2
1
CN3
+24V
3
Gas
ON
2
1
PTC
60V-075
Gas ventil