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APÉNDICE 1: DIAGRAMA DE CIRCUITOS DEL FIREPOWER MST 220i
BLACK
0-5343ES
1 +24VDC
BLACK
RED
+24CDC 1
INPUT 230V/115V
OUTPUT CONTROL SIGNAL
+24VDC 1
-24VDC 3
IGBT Driver A 2
IGBT Driver B 3
IGBT Driver B 4
IGBT Driver A 5
Over Current Signal 6
MD
LOCAL
REMOTE
(REMOVE VOLTAGE) POT WIPER 8
(REMOVE AMPS/WIRESPEED) POT WIPER 7
REMOTE CONTROL IN (+15V ) 6
5
SPOOL GUN (+24VDC) 4
TORCH SWITCH RIN (0VDC) 3
TORCH SWITCH (+24V) 2
SPOOL GUN (0V) 1
N/A 2
WHITE
WHITE
+24VDC
WHITE
WHITE
RED
2 +5VDC
YELLOW
1
RED
2 PWM (MOTOR DRIVER 5VDC PEAK)
BLACK
1 PWM RETURN
WHITE
1 +24VDC
WHITE
GND 2
2 GND
WHITE
3 -24VDC
WHITE
1 +15V
+15V 1
WHITE
2 IGBT Driver A
WHITE
3 IGBT Driver B
WHITE
4 IGBT Driver B
WHITE
5 IGBT Driver A
WHITE
6 Over Current Signal
WHITE
7 GND
GND 7
BLACK
1 - OUTPUT
RED
3 + OUTPUT
GRAY
1 +15V
YELLOW
2 -15V
WHITE
3 Current Feedback
RED
4 GND
GUN
1
1
1 +15VDC
Power
1
1 +15VDC
Amps / Wirefeed Display
Volts Display
-15VDC
Volts
1
Wirefeed / Amps
Down Slope / Arc Force(%)
Art#A-11249_AC
A-1
FIREPOWER MST 220i
JC
WVIN
GUN
QF / DY
MB
Display PCB4
Fault
MIG
Process
LIFT TIG
STICK
Trigger
2T Normal
4T Latch
Arc Control
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