voestalpine bohler welding URANOS NX 2200 PMC Manual De Instrucciones página 65

2.4 Installation
2.4.1 Connection for MMA welding
The connection shown in the figure produces reverse polarity welding.
To obtain straight polarity welding, reserve the connection.
Connect the earth clamp to the negative socket (-) of the power source. Insert the plug and turn clockwise until all parts are
secured.
Connect the electrode holder to the positive socket (+) of the power source. Insert the plug and turn clockwise until all parts are
secured.
2.4.2 Connection for TIG welding
Connect the power cable (-) to the negative pole of the terminal strip to change polarity (see "Changing the welding polarity").
Connect the earth clamp to the positive socket (+) of the power source. Insert the plug and turn clockwise until all parts are
secured.
Earth clamp connector
1
Negative power socket (-)
2
Electrode holder clamp connector
3
Positive power socket (+)
4
Earth clamp connector
1
Negative power socket (-)
2
Earth clamp connector
1
Positive power socket (+)
2
3
Torch socket
4
Gas pipe connector
5
Pressure reducer
6
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INSTALLATION
EN