Standard Guide for Arc Erosion Testing of Electrical Contact Materials 1
This wellknown is issued beneath the ﬁxed designation b 576; the range right away following the designation indicates the yr of authentic adoption or, within the case of revision, the yr of closing revision. A range of in parentheses suggests the 12 months of ultimate reapproval. A superscript epsilon (e) suggests a piece of writing trade since the closing revision or reapproval.
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