欢迎来到天天文库
浏览记录
ID:409655
大小:463.41 KB
页数:16页
时间:2017-07-30
《GBT4942.1-2006 旋转电机整体结构的防护等 级(IP代码) 分级.pdf》由会员上传分享,免费在线阅读,更多相关内容在行业资料-天天文库。
1、29.160.01IKCS,荡F3中华人民共和国国家标准GB/T4942.1-2006/IEC60034-5:2000代替GB/T4942.1-2001旋转电机整体结构的防护等级(IP代码)分级DegreesofprotectionprovidedbytheintegraldesignofrotatingelectricalmachinedUPcode)-Classification(IEC60034-5:2000,Rotatingelectricalmachines-Part5:Degreesof
2、protectionprovidedbytheintegraldesignofrotatingelectricalmachinesOPcode)-Classification,IDT)2006-03-06发布2006-08-01实施中华人民共和国国家质量监督检验检疫总局发布中国国家标,准化管理委员会GB/T4942.1-2006/IEC60034-5:2000目次前言···································································
3、···············································⋯⋯m1范围和目的·····································································································⋯⋯12规范性引用文件···························································,·····⋯⋯,,,······........
4、........⋯⋯13标志················································································································一14防护等级—第一位表征数字·········,···········································......................⋯⋯L5防护等级—第二位表征数字····················
5、··························································⋯⋯芝6标志··············································································,······························⋯⋯刁7一般试验要求······················,··············································
6、····························⋯⋯98第一位表征数字的试验·················································································......⋯⋯月9第二位表征数字的试验······································································.....⋯⋯,,.⋯⋯〔10开启式气候防护型电机的试验和要求········
7、···························································⋯⋯EGB/T4942.1-2006/IEC60034-5:2000月1吕本部分等同采用IEC60034-5:2000《旋转电机整体结构的防护等级(IP代码)分级》,并采用了2001年6月IEC颁布的1号勘误中对图5的修改,勘误中对图6的修改没采纳,即图6中喷嘴的出口直线部分长度仍保持8mm,是为了与现行有效的IEC60529《外壳防护等级(UP代码)》保持一致本部分是对GB/T49
8、42.1-2001的修订,从实施之日起即代替GB/T4942.1-2001。本标准与GB/T4942.1-2001相比,技术内容的主要改变为:a)标准的题目有所变动,由前一版本的“旋转电机外壳防护分级(IP代码)”改为“旋转电机整体结构的防护等级(Op代码)分级”。b)第3章“目的”合到第1章“范围”中,因此对应GB/T4942.1-2001第2章以后各章编号都减气1%oc)第1位表征数字增加了“6尘密级防护等级”。d)新增第1位表征数字为6的防护等级试验及认可条件本
此文档下载收益归作者所有