Specific testing requirements for qua 30 lifying electrical resistance heating cables and heating devices for use in industrial applications, as well as a basis for electrical and thermal design, are included. Applications include unclassified, and explosive atmospheres using both Divisions and Zone methods of classification.
IEEE P515/D2 Feb 2011由美国电气电子工程师学会 US-IEEE 发布于 2011-02-21,并于 2011-02-21 实施。
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