The International Electrotechnical Commission (IEC) has issued IEC 60974-10 Ed. 2.0 (2007-08) entitled “Arc welding equipment – Part 10: Electromagnetic compatibility (EMC) requirements.” This document specifies applicable standards and test methods for radio-frequency for harmonic current emission, voltage fluctuations, and flicker. Immunity requirements and test methods for continuous and transient, conducted, and radiated disturbances including electrostatic discharge are detailed. IEC 622135-2 Ed. 1.0 (2007-08) is entitled “Resistance Welding equipment -Part 2: Electromagnetic compatibility (EMC) requirements.”This document specifies test methods to be used in conjunction with CISPR 11 to determine radio-frequency emissions. It includes relevant standards and test methods for harmonic current emission, voltage fluctuations, and flicker. Other issues covered include immunity requirements and test methods for continuous and transient, conducted, and radiated disturbances including electrostatic discharge. For further details, or to purchase these standards, go to the IEC website.Share your testing questions and experiences at the Testing Community Forums.
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