GB/T 17948.3-2006 旋转电机绝缘结构功能性评定 成型绕组试验规程 50MVA、15kV及以下电机绝缘结构热评定和分级

ICS29160.01;29.080.01

K20画日

中华人民共和国国家标准

GB/T17948.3-2006/IEC60034-18-31:1992

旋转电机绝缘结构功能性评定

成型绕组试验规程

50MVA,15kV及以下电机绝缘结构

热评定和分级

Functionalevaluationofinsulationsystemsforrotatingelectricalmachines-Test

proceduresforform-woundwindings-Thermalevaluationandclassificationof

insulationsystemsusedinmachinesuptoandincluding50MVAand15kV

{IEC60034-18-31:1992，IDT)

2006-02-15发布2006-06-01实施

中华人民共和国国家质量监督检验检疫总局

中国国家标准化管理委员会发布

GB/T17948.3-2006/IEC60034-18-31:1992

目次

月U舀’····一““““‘····……“’‘·‘·······……‘·······························································……皿

引言·········‘······，，·······“··，，，·，···1·················1·，·······，，··。··········，，·····‘··，…IV

1范围······················，······································································，·············……1

2规范性引用文件·······-·······················································，··，····························……1

3总则··，··························，·············」···············，。················································……1

3.1与GB/T17948-2003的关系·，，，·········‘·······，····························，····················……1

3.2试验规程的标示···················，························‘··············································……1

3.3基准绝缘结构···········，···············，·······················································，，········……2

3.4诊断试验的检验·············，············································································……2

4试品和试样······························，················，，·，········································。。·····，··…2

4.1试品的结构······，，，，，···········，，·，，，··········，·············，，···················……‘····一2

4.2试样数量································，····················‘··················、···········，·······，······……2

4.3质量保证试验·············································，·················································……2

4.4初始诊断试验·······························································，·······························……2

5热老化分周期···········，··············，，···‘··‘····，·，，，······‘··········1···················……2

5.1老化温度和分周期时间············，··························‘···········，····、、············，，········…·…2

5.2加热方式·································，，··········，·············································，········……3

5.3老化规程·······································································，·····························…3

6诊断分周期··········，，··，··············，·，····································，···············，··，···········……3

6.1机械性能试验························，·，······························，，·······························……3

6.2潮湿试验································‘····················································，·，·········……3

6.3耐压试验·····································································································，··…4

6.4其他诊断试验·······················，································，······-···························……4

7分析、报告和分级，··，，，，··114··、·，，，···】·1········，，·，··11······，，，·二··11·，，，，，，······一·4

附录A(资料性附录)成型模型线圈结构(示例)························································……5

图A.1典型槽装配图(一)

图A.2典型槽装配图(二)

图A.3直流成型模型线圈

图A.4转子槽部试验装置

GB/T17948.3-2006/IEC60034-18-31:1992

前言

《旋转电机绝缘结构功能性评定》系列标准分为以下部分:

—第1部分:总则(GB/T17948-2003/IEC60034-18-1:1992);

—第2部分:散绕绕组试验规程热评定和分级(GB/T17948.1-2000/IEC60034-18-21:

1992);

—第3部分:散绕绕组试验规程变更和绝缘组分替代的分级(GB/T17948.2-2006/

IEC60034-18-22:2000);

—第4部分:成型绕组试验规程50MVA,15kV及