IEC 60621-4:1981

Electrical installations for outdoor sites under heavy conditions (including open-cast mines and quarries). Part 4: Requirements for the installation

Installations électriques pour chantiers extérieurs soumis à des conditions sévères (y compris mines à ciel ouvert et carrières). Quatrième partie: Règles d'installation

Date:

2007-11-30 /Anulada

Summary (English):

Comprises the following chapters: Chapter I: Winning, stacking and primary processing machinery: Chapter II: Transport conveyor systems: Chapter Ill: Pumping and water supply systems.

Summary (French):

Relaciones con otras normas IEC

Es modificada por: IEC 60621-4:1981/AMD1:1987

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