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MANUAL 0-2510
2.02 Functional Block Diagrams
Figure 2 illustrates the functional block diagrams of the 400GMS power supplies.
Main
Circuit
Breaker
DC Power
Supply for
Control Circuit
Voltage Sensor
Drive Circuit
Primary
Current
Sensor
Lift Tig Mode
Output Short
Sensing Circuit
Input
Diode
Output
Diodes
Output
Inductor
Input
Power
Inrush Current
Suppresor
IGBT Inverter
Module
Thermal
Sensor
Output
Transformers
Current
Transformer
(CT-1)
Capacitor
Thermal
Sensor
Circuit
Current
Adjustment
Circuit
Reference
Adjustments &
Control Switches
Torch Control
Connection
(CON1)
Control
Transformer
(-c Config.)
+
+
–
–
Output
Voltage
Sensor
+
Trouble
Sensing
Circuit
Sequence
Control
To each control circuit
+12VDC +20VDC
+24VDC +5VDC
Coupling
Coil
Figure 2. GMS Model functional block diagram
INTRODUCTION
Summary of Contents for Thermal Arc 400GMS CC
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