首页 防火测试中心 刷新 返回 登录
ASTM D2275固体电绝缘材料表面对局部放电(电晕)的耐电压性标准试验方法
日期:2012-02-10 10:39
tional information. A non-straight-line plot may indicate more than one mechanism of failure. For instance, a few unaccountably short time failures in the set could indicate a small portion of defective specimens with a different failure mechanism from the rest of the lot.
1. Scope
1.1 This test method differentiates among solid electrical insulating materials for use at commercial power frequencies with respect to their voltage endurance under the action of corona (see Note 1). In general, this

15/21 下一页 上一页 首页 尾页

防火测试中心


返回 刷新 WAP首页 网页?/a> 登录
09/06 13:13
½ www.400ai.com www.50ppp.com www.zzz13.com ڷƱ ݷƱ Ʊ ɳ˽̽ ɳվŻ