Transcription of Touch Current Basics.ppt - ifmqs.com.au
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Touch Current Basicsprepared for CTL PTPW orkshop May 2010 Ronald VaickauskiSenior Staff EngineerUnderwriters Laboratories Response-Electric Shock Charles F. Dalziel,University of California Berkeley W. E Hart, Fluke Corp.,IEC 66E CommitteePerception/Reaction FindingsIEC TR 60479-5:2007 Table 1 Let-Go FindingsIEC TR 60479-5:2007 Table 1 Values for Current are in FibrillationIEC TR 60479-5:2007 Table 1 Current is in Touch Current NetworkIEC 60990:1999 Figure 3 Threshold of PerceptionFigure 1 of IEC TS 60479-2:2007 Perception/Reaction NetworkIEC 60990:1999 Figure 4 Let-Go NetworkIEC 60990:1999 Figure 5 Calculated Impedance Perception/Reaction NetworkIEC 60990:1999 Table of NetworkIEC 60990:1999 Table Range of Design and Calibration Frequency of Touch Current 50 and 60 Hertz Sinusoidal Electronic circuitry Non-Sinusoidal wave forms Fourier expansion Higher frequency componentsReferences IEC 60990.
Touch Current Basics prepared for CTL PTP Workshop May 2010 Ronald Vaickauski Senior Staff Engineer Underwriters Laboratories Inc.
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