Lincoln Electric SVM 113-A service manual Typical Weld Output Waveform, Machine Loaded

Models: SVM 113-A

1 106
Download 106 pages 31.95 Kb
Page 71
Image 71

Return to Section TOC

Return to Section TOC

Return to Section TOC

Return to Section TOC

Return to Master TOC

Return to Master TOC

Return to Master TOC

Return to Master TOC

F-33

F-33

TROUBLESHOOTING & REPAIR

TYPICAL WELD OUTPUT WAVEFORM

MACHINE LOADED

CH1

0 volts

20 volts

5 ms

MACHINE LOADED TO 125 AMPS AT 25 VAC

This is the typical DC output voltage generated from a properly operating machine. Note that each vertical division represents 20 volts and that each horizontal division represents 5 milliseconds in time. The mahine was loaded with a resistance grid bank.

Note: Scope probes connected at machine output terminals.

SCOPE SETTINGS

Volts/Div

20V/Div.

Horizontal Sweep

5 ms/Div.

Coupling

DC

Trigger

Internal

 

 

WELDANPOWER 125

Page 71
Image 71
Lincoln Electric SVM 113-A service manual Typical Weld Output Waveform, Machine Loaded to 125 Amps AT 25 VAC