Page 239 - Electrical Safety of Low Voltage Systems

222 Chapter Thirteen

Endnotes

1. IEEE Std. 142–1991 “Recommended Practice for Grounding of Industrial and Com-
mercial Power Systems.”
2. Many solid substances (e.g., coal, grain, sugar, etc.), normally not explosive,
may become explosive if reduced to fine dust with particles not exceeding the
size of 420 m (NFPA Journal, Nov/Dec 2008).
3. Italian Standard CEI 64–4985R “Effects of Current Passing Through the Human
Body,” 1999–2001.
4. IEC 60335–1 “Household and Similar Electrical Appliances—Safety, Part 1: General
Requirements.” Ed. 4.1, 2004–07.