EWM microplasma 20 - Microplasma 120

Design and function
Transport and installation
28
099-007010-EW501
07.09.2016
4.1.8.2 microplasma 120
Before commissioning, the plasma welding torch must be equipped for the welding JOB and
correspondingly set/adjusted!
Figure 4-11
Item
Symbol
Description 0
1
Shielding gas connection (coupling type 20)
Connection to the welding torch or gas metering unit
2
Plasma gas connection (plug nipple type 20)
Connection to the welding torch or gas metering unit
3
Welding current connection socket, welding torch
4
5-pole connection socket, welding torch control lead
5
Coolant return from welding torch
6
Coolant supply to the welding torch
7
Pilot current connection socket
Plasma welding torch nozzle potential
8
Connection socket, “+” welding current
Connection for workpiece lead
• Insert the plug on the welding current lead into the "-" welding current connection socket and lock.
• Insert the plug of the pilot power line into the "+" pilot current connection socket.
• Insert the torch control lead plug into the “5-pole connection socket, welding torch control lead” and
lock.
• Screw the connection coupling of the plasma gas line onto the G1/4" connecting nipple, plasma gas
connection.
• Screw the connection coupling of the shielding gas line onto the G1/4" connecting nipple, shielding
gas connection.
• Lock connecting nipples of the cooling water tubes into the corresponding quick connect couplings:
Return line red to quick connect coupling, red (coolant return) and
supply line blue to quick connect coupling, blue (coolant supply).
• Insert the cable plug on the work piece lead into the "+" welding current connection socket and lock by
turning to the right.