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Resistance welding - Resistance welding equipment - Mechanical and electrical requirements
ISO 669:2016 defines and specifies certain identified *electrical and mechanical characteristics* of equipment used for:
ISO 669:2016 specifies the information to be given in equipment specifications and the test methods to be used for measuring those characteristics.
Not all requirements apply to all types of equipment.
The following types of power sources are included:
ISO 669:2016 Standard does not apply to welding transformers that are separate from the equipment.
NOTE Safety requirements for resistance welding equipment are covered by IEC 62135-1.
[1] Often referred to by the non-preferred term, butt welding.
[2] Often referred to by the non-preferred term, flash butt welding.
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