|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.