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IEC 60947-2:1995 ed2.0
Low-voltage switchgear and controlgear - Part 2: Circuit-breakers
255 стр.
Электронный (pdf)Печатная копия
655.20 CHF (включая НДС 20%)
29.130.20 Low. Including switchgear and controlgear assemblies / Низковольтная коммутационная аппаратура и аппаратура управления. Включая коммутационную аппаратуру и аппаратуру управления в сборе
States the characteristics of circuit breakers, the conditions with which they shall comply: (operation and behaviour in normal service, operation and behaviour in case of overload and operation and behaviour in case of short-circuit, dielectic properties), tests intended for confirming that these conditions have been met and the methods to be adopted for these tests, and information to be marked on or given with the appartus. The contents of the corrigendum of March 1997 have been included in this copy.