Legend; Connecting The Supply Lines - EWM Pico 350 cel puls Operating Instructions Manual

5.3.5.3

Legend

Description
Symbol
Shielding gas
Welding machine supply voltage
3~
AC
Welding current (minus potential)
Welding current (plus potential)
Welding torch
Workpiece
5.3.5.4

Connecting the supply lines

Item Symbol
1
2
3
4
• Insert the plug on the workpiece lead into the "-" welding current connection socket and lock.
• Attach and then lock the plug of the welding current lead (wire feeder) to the „+" connection socket.
Some wire electrodes (e.g. self-shielding cored wire) are welded using negative polarity. In this
case, the welding current lead should be connected to the "-" welding current socket, and the
workpiece lead should be connected to the "+" welding current socket. Observe the information
from the electrode manufacturer!
099-002060-EW501
30.04.2020
Description 0
Workpiece
"-" welding current connection socket
• ----------- MIG/MAG welding: Workpiece connection
Wire feed unit
Connection socket, "+" welding current
• ----------- MIG/MAG cored wire welding: Workpiece connection
Design and function
Figure 5-29
MIG/MAG welding
35