Oerlikon WIREFEEDER WF4 Manual Del Usuario página 99

5. . ELECTRICAL DIAGRAM STEP 250C
POWER SOURCE
TR1
8V
0V
0V
230V
24V
400V
0V
MIG_STEP_TRANSFORMER
0.5²
X9
S1
ON/OFF
0.5²
4G6²
X8
K1B 1,5²
X7
2,5²
L1 T1
R
S L2 T2
T
L3 T3
EARTH
91633397_FRONT PANEL BOARD
B1
B4
0.5²
1 B1
8VAC
2
0VAC
0.75² B7
1
24VAC
2
0VAC
3 91633400_CYCLE COMMAND BOARD
K CTRL
4
24VAC
0.5²
K1A
CONTACTEUR 24VAC
B2
1
250C
2
300C
3
B6 350C
4
0.5²
350S
1 5
0VAC 450S
2 6
COMMON
3 7
230VAC FAN FREE 7
+ 4 8
FREE 8
5 9
230VAC FREE 9
+ 6 10
0VAC FREE 10
7
8
- 230VAC FAN
9
- 10
230VAC
FAN1
B5
1
Cmd cooler
2
Cmd cooler
3
T° cooler
4
T° cooler (GND)
EARTH
0.5²
?
U1 T° over T° diode bridge
H G F E D A
C B
S2 14 13 12 11
U2
1 2 L1
V1
H G F E D C B A
HT+
24 23 22 21
S2
1 2 L2
V2
HT-
W1
1 2 L3
H G F E D C B A
34 33 32 31
S2
W2
Transfo-Mig-Step-250A
230V
X9 X9
X8 X8
B8
1
TRIGGER
2
TRIGGER
3
GND
4
EARTH
5
+11V3
6
0V EV
7
CAN_L
8
CAN_H
9
GND
10
+24V EV
11
MOTOR-
12
MOTOR+
B10
2 1 1
GND
1
TOGGLE / AV FIL
GAS/WF
B9
- +
SH1
300A/60mV
400V
X9 X9
X8 X8
M
24V/75W
FEEDER GEAR BOX + EURO-CONNECTOR
1 2
Torch Trigger
Torch connection
EARTH
X1
EARTH
X2
0 µH
X3
L2
120 µH 5 mOhms
1 2