ESAB A20 - INSTRUCTIONS FOR USE; Range of Application and Shade Selection

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INSTRUCTIONS FOR USE
WARNING! Before using the helmet for welding, ensure that you have read and understood the safety
instructions.
Information manual for the A20/A30 welder protective helmets comply with Para 1.4 of
Appendix II of the EC Regulations.
A20/A30 helmets offer permanent protection against UV/IR rays, also face and eye
protection from sparks caused by the welding process.
Do not look directly at the welding rays with unprotected eyes when the arc strikes. This can
cause painful inflammation of the cornea and irreparable damage to the lens of the eye
leading to cataracts.
RANGE OF APPLICATION
WARNING! Before using the helmet for welding, ensure that you have read and understood the safety
instructions.
ESAB welding helmets and welding filters can be used for the majority of the arc welding
applications and for TIG where stated. The welding filters provide protection against harmful
UV- and IR-radiation according to the requirement for shade number marked on each passive
of automatic (ADF) model; eye protection remains as long as the flip up is in the down position
covering the vision.
The following chart is presented as a reference for the selection of the most suitable shade for
the welding filter:
Depending upon the application conditions, the next highest or next lowest protection level can
be used.
The darker fields correspond to those areas in which the corresponding welding process
cannot be used.
The ESAB A20/A30 welding helmets are suitable, but not limited to the following applications:
AC/DC pulses
Inverters WIG/TIG
Stick welding
Argon/Helium
MIG/MAG protective gas electrodes