GB2423.54 电工电子产品环境试验 第2部分 流体污染.pdf

ICS 19.040 K 04 署易 中 华 人 民 共 和 国 国 家 标 准 GB/T2423.54-2005/IEC60068-2-74:1999 电工电子产品环境试验 第2部分:试验方法 试验XC:流体污染 Environmentaltestingforelectricandelectronicproducts- Part2:Testmethods-TestXc:Fluidcontamination (IEC60068-2-74:1999,Environmentaltesting- Part2:Tests-TestXc:Fluidcontamination,IDT) 2005-01一18发布 2005-06-01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/T2423.54-2005/IEC60068-2-74:1999 目 次 前言 ··································································，··························，··················…… 1 范围 2 规范性引用文件 ························，·················································…… ，…… 3 试验流体 ······················································，··························，······················…… 4 试验样品 5 清洗 ································，····························，················································…… 6 初始检测 7 条件试验 ···················································，························，····，·······················，… 8 偶然性污染(A类) 9 间断性污染(B类) 1。 持续性污染(C类)··········································，，····························……，，.···.·…… 11 最后检测 ·········，···············································································，·············…… 12 相关规范应作出的规定 ····································.·……，.，，……，，……，.，...…… 附录A (资料性附录) 试验流体和试验样品的选择指南 A.1 概述 ············，，···························，·································································…… A.2 污染流体及其影响 ···············································，···……，…… A.3 试验流体的选择 ·········································，·····························，..··········…… A.4 试验样品 ·····································································