OTC DTX-3000 AC/DC - 18 Wiring Diagram; Key to the Electrical Diagram

Wiring diagram
67
DTX-2200-3000 AC/DC
18 WIRING DIAGRAM
18.1 Key to the electrical diagram
•1 Capacitor
•
1 Power supply connector 230V 50/60Hz
•3 EMC capacitors
•4 Power supply connector for the cooling system
•5 TIG torch connector
•6 Secondary diode
•7 “Dual Boost Chopper” IGBT
•8 Digital display
•9 Secondary diode discharger
•10 Encoder
•11 Gas solenoid valve
•12 Fuse
•13 Torch filter complete with connector
•14 EMC filter
•15 HF filter
•16 Water cooling system
•17 Power supply switch
•18 Inductor
•19 PFC inductances
•20 Electric pump
•21 Primary IGBT circuit
•22 “Full Bridge” IGBT
•23 Secondary IGBT circuit
•24 Fan motor
•25Secondary R-C diode
•26 Membrane keyboard
•27 Primary rectifier
•28 Secondary IGBT protection board resistance
•29 Interface for automation (optional extra)
•30 Digital interface PCB
•31 Inverter PCB
•32 Automation interface isolation board (optional
extra)
•33 Secondary circuit diodes PCB
•34 Secondary circuit PCB
•35 EMC filter PCB
•36 High frequency (HF) PCB
•37 Secondary circuit IGBT board
•38 Secondary IGBT protection board
•39 Current transducer
•40 Toroidal ferrite
•41 Secondary circuit diode thermostat
•42 HF transformer
•43 Primary circuit thermistor
•44 Secondary circuit thermostat
•45 Transformer
•46 Pressure switch
•1
C
•2
CA
•3
CP
•4
CR
•5
CT
•6
D
•7
DB
•8
DD
•9
DS
•10
ED
•11
EVG
•12
F
•13
FCT A
•14
FE
•15
FHF
•16
HR
•17
IL
•18
L
•19
L1-2
•20
M
•21
MI
•22
MI2
•23
MIS
•24
MV
•25
RC
•26
RF
•27
RP
•28
RSP
•29
S-AI
•30
S-INT DIG
•31
S-INV
•32
S-ISR
•33
SD
•34
SDRV
•35
SF
•36
SHF
•37
SI
•38
SP
•39
TC
•40
TF
•41
TH
•42
THF
•43
THP
•44
THS
•45
TP
•46
W