gala gar SMART MIG 350 MPV1 Manual Técnico De Instrucciones página 26

Idiomas disponibles

Idiomas disponibles

SMART MIG 350 MPV1
5.1.3. Operation
1)
After the correct installation per above methods, please turn on the power switch("ON"). While the power supply
is "ON", welder starts to work normally with indicator lighting up and fan working.
2)
Please pay attention to the polarity while connecting. There are normally two ways of wiring:DCEP and DCNP.
DCNP: welding holder connected to "-"and work piece to "+";DCEP: workpiece to "-"and welding holder to
"+". Please choose the proper connection method according to different workpiece and processing methods.
Unstable arc, spatter, and electrode sticking could happen if improper polarity is selected. Please change the
quick connect plug to change the polarity in case of above abnormal situation.
3)
When switching the welding mode to MMA, welding can be carried out with output current in rated range.
4)
Select guide line with larger cross-section to reduce the voltage drop if the welder and workpiece distance is too
far and secondary cables (welding cable and earth cable) are long.
5)
Preset the welding current according to electrode type and size; clamp the electrode and then welding can be
carried out by short circuit arc ignition.
For welding parameters, please refer to the below table.
Electrode Diameter (mm)
1.0
1.6
2.0
2.5
3.2
4.0
5.0
6.0
Note: This table is suitable for mild steel welding. For other materials, please consult related materials and welding
processing manual.
Gala Gar, S.L. c/ Jaime Ferrán, 19 (Políg. Cogullada) | Tel.: (+34) 976 47 34 10 - 50014 ZARAGOZA |
Recommended Welding Current (A)
20~60
44~84
60~100
80~120
108~148
140~180
180~220
220~260
26/69
Recommended Welding Voltage (V)
20.8~22.4
21.76~23.36
22.4~24.0
23.2~24.8
23.32~24.92
24.6~27.2
27.2~28.8
28.8~30.4
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