IEC 60621-3:1979
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
Electrical installations for outdoor sites under heavy conditions (including open-cast mines and quarries). Part 3: General requirements for equipment and ancillaries
Hardcopy , PDF , PDF 3 Users , PDF 5 Users , PDF 9 Users
12-31-2021
01-01-1979
Comprises the following chapters:Chapter I:General requirements for electrical components.Chapter II:Rotating machines.Chapter III:Transformers.Chapter IV:Static converters.Chapter V:Switching devices.Chapter VI:Cable selection and application.Chapter VII:Cable connectors.Chapter VIII:Cable drums.Chapter IX:Control circuits of safety devices.Chapter X:Safety circuits and safety devices.
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