IEC 61057:1991
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
Aerial devices with insulating boom used for live working
Hardcopy , PDF 1 User , PDF 3 Users , PDF 5 Users , PDF 9 Users
31-12-2021
25-06-1991
Applies to aerial devices (mobile elevating work platforms (MEWP)), with or without the possibility of an additional jib, as a minimum with an insulating upper boom (extending structure) used for live working on the rated voltage, which is between 1 kW r.m.s. and 800 kV r.m.s., at power frequency. The contents of the corrigendum of July 1999 have been included in this copy.
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