Niederspannungsschaltgeraete. Steuergeraete und Schaltelemente. Verfahren zur Abschaetzung der Leistungsfaehigkeit von Schwachstromkontakten. Besondere Pruefungen Low-voltage switchgear and controlgear...
适用范围:This part of IEC 60947 applies to separable contacts used in the utilization area considered, such as switching elements for control circuits. This standard takes into consideration two rated voltage a...
实施日期:2003-12-18
Low-voltage switchgear and controlgear assemblies - Part 6: Busbar trunking systems (busways) (IEC 61439-6:2012); German version EN 61439-6:2012
发布日期:2013-06-01 实施日期:2013-06-01
实施日期:2009-04-30
Low-voltage switchgear and controlgear. Part 5-1:Control circuit devices and switching elements. Electromechanical control circuit devices
适用范围:This standard applies to control circuit devices and switching elements intended for controlling, signalling, interlocking, etc. of switchgear and controlgear. It applies to control circuit devices hav...
实施日期:2010-04-01
实施日期:2006-01-01
实施日期:2010-05-12
Heating boilers - Part 3: Gas-fired central heating boilers; assembly comprising a boiler body and a forced draught burner
适用范围:This document include constructional requirements for low temperature boilers
实施日期:2007-07-01
请选择需要导出的字段:
请选择需要导出的字段:
知识产权声明 | 服务承诺 | 联系我们 | 客户服务 | 关于我们
互联网出版许可证:新出网证(京)字042号 互联网药品信息服务资格证书号:(京)-经营性-2011-0017 信息网络传播视听节目许可证 许可证号:0108284
万方数据标准管理系统V1.0 证书号:软著登字第4252816号
京ICP证:010071 京公网安备11010802020237号 京ICP备08100800号-1
客服电话:4000115888 客服邮箱:service@wanfangdata.com.cn 违法和不良信息举报电话:4000115888 举报邮箱:problem@wanfangdata.com.cn 举报专区:https://www.12377.cn
万方数据知识服务平台--国家科技支撑计划资助项目(编号:2006BAH03B01)©北京万方数据股份有限公司 万方数据电子出版社