| Definition: | activity in which a worker makes contact with energized parts or encroaches inside the live working zone with either parts of his or her body or with tools, devices or equipment Note 1 to entry: Examples of live working include: replacement of insulators and spacers, the cleaning of insulators and energized parts and the replacement of other installation components. Note 2 to entry: Live working is performed using specific methods such as: Note 3 to entry: This entry was numbered 651-01-01 in IEC 60050-651:1999. It has been modified to ensure clarification of the concept of live working.
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