More IEC standard pdf
IEC 60747-11 Amd.1 Ed. 1.0 b:1991
Amendment 1 - Semiconductor devices. Discrete devices. Part 11: Sectional specification for discrete devices
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IEC 61558-1 Ed. 2.0 b CORR2:2010
Corrigendum 2 - Safety of power transformers, power supplies, reactors and similar products - Part 1: General requirements and tests
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IEC 60034-2 Amd.2 Ed. 3.0 b:1996
Amendment 2 - Rotating electrical machines. Part 2: Methods for determining losses and efficiency of rotating electrical machinery from tests (excluding machines for traction vehicles)
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