GBT 4942.1-2006 旋转电机整体结构的防护等 级（IP代码） 分级

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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:Degreesofprotectionprovidedbytheinte

2、graldesignofrotatingelectricalmachinesOPcode)-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··················································································································⋯⋯m1范围和

3、目的·····································································································⋯⋯12规范性引用文件···························································，·····⋯⋯，，，······................⋯⋯13标志···································································

4、·············································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··············································································⋯⋯芝6标志············································

5、··································，······························⋯⋯刁7一般试验要求······················，··········································································⋯⋯98第一位表征数字的试验·················································································......⋯⋯月9第二

6、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···································································⋯⋯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

7、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/T4942.1-2001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)

8、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