IEC 60621-4 Ed. 1.0廢止
Electrical installations for outdoor sites under heavy conditions (including open-cast mines and quarries). Part 4: Requirements for the installation
出版：International Electrotechnical Committee
專家解讀視頻
基本信息
標準編號： IEC 60621-4 Ed. 1.0
發布時間：1981/1/1 0:00:00
標準類別：Standard
出版單位：International Electrotechnical Committee
標準頁數：39
標準簡介
Comprises the following chapters: Chapter I: Winning, stacking and primary processing machinery: Chapter II: Transport conveyor systems: Chapter Ill: Pumping and water supply systems.
等同采用的國際標準
UNE 21621-4:1995 - Identical
AS 3007.4-2004 - Equivalent
BS 6907-4:1988 - Similar
AS 3007.4-1987 - Equivalent
本標準修訂后的版本
