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BS EN 50021:1999被替代

Electrical apparatus for potentially explosive atmospheres. Type of prot ection "n"

出版:British Standards Institution

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基本信息
标准编号: BS EN 50021:1999
发布时间:1999/7/15 0:00:00
标准类别:Standard
出版单位:British Standards Institution
标准页数:62
标准简介

Defines requirements for construction, testing and marking of Group II electrical apparatus with type of protection "n", meant to be used solely in areas where explosive atmospheres of gas, vapour and mist are not likely to occur, or if they do, only infrequently or for a short time.

标准备注

© British Standards Institution 2013

Amendment notes:
AMD 10697 published 15 July 1999
AMD 15898 published 17 March 2006
AMD 10697 and AMD 15898 are Corrigenda

等同采用的国际标准

NEN EN 50021:1999 - Identical

SS EN 50021 Ed. 1 (1999) - Identical

NF EN 50021:2000 - Identical

DIN EN 50021 (2000-02) - Identical

SN EN 50021:1999 - Identical

DIN EN 50021 : 2000 - Identical

NBN EN 50021 : 1ED 2000 - Identical

NEN EN 50021 : 99 C1 2000 - Identical

UNE EN 50021 : 2000 - Identical

SN EN 50021 : 1999 - Identical

I.S. EN 50021:2001 - Identical

NF EN 50021 : 2000 - Identical

EN 50021 : 99 COR 2000 - Identical

NEN EN 50021 : 99 C1 2000 - Identical

I.S. EN 50021:2001 - Identical

DIN EN 50021 : 2000 - Identical

I.S. EN 50021:2001 - Identical

UNE EN 50021:2000 - Identical