Contents
Safety rules 5
Explanation of safety notices 5
General 5
Proper use 5
Environmental conditions 6
Obligations of the operator 6
Obligations of personnel 6
Mains connection 6
Residual current protective device 7
Protecting yourself and others 7
Noise emission values 7
Danger from toxic gases and vapours 8
Danger from flying sparks 8
Risks from mains current and welding current 9
Meandering welding currents 10
EMC Device Classifications 10
EMC measures 10
EMF measures 11
Specific hazards 11
Requirement for the shielding gas 12
Danger from shielding gas cylinders 12
Safety measures at the installation location and during transport 13
Safety measures in normal operation 13
Commissioning, maintenance and repair 14
Safety inspection 14
Disposal 14
Safety symbols 15
Data protection 15
Copyright 15
General 16
Principle 16
Device concept 16
Application areas 16
Control elements and connections 17
Safety 17
Connections 17
Operating elements 18
Before commissioning 20
Safety 20
Proper use 20
Setup regulations 20
Mains connection 20
Changing mains voltage (only MVm versions) 22
General remarks 22
Mains voltage tolerance range 22
Changing mains voltage 22
Single-phase operation 23
MMA welding 24
Safety 24
Preparations 24
Selecting the process 24
Adjusting welding current, igniting the arc 24
HotStart function (used with rutile and Cel processes) 25
SoftStart function (used with basic process) 25
Anti-stick function 25
TIG welding 26
Safety 26
General 26
Preparations 26
Setting the shielding gas flow rate 27
3
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