天气预报15天查询> 其他> 如何检测380v潜水泵好坏

如何检测380v潜水泵好坏

更新时间: 2020-09-24 00:00:00     

测量电机绕组阻值:先用万用表一百欧档测三组线圈阻值,阻值在几百欧至千欧且三组数据相近为正常。测量的目的测量电机绕组线圈的好坏,判断有无线圈烧掉、电机槽间短路等情况;测量电机绕组对地绝缘:用万用表一万档测三组线圈与外壳阻值。万用表一端接水泵两根电源线的其中的一相,另一端接水泵外壳, 阻值在一兆欧以上为正常。电源线的三根都要测量。测量的目的是测量电机对外壳的绝缘性能是否良好;用万用表只能初步判断,在完全符合的情况下再通电试验是否正常。

关键词: 如何 检测 380v 水泵 好坏

如有意见、反馈、侵权或投诉等情况,请联系:

电话:
邮箱:

我们将会在48小时内给与处理!

版权所有 Copyright ? 2009-2020 tianqiyubao3.com

页面:/news/view-2833742/ | 耗时:0.3584 s | 内存:1.89 MB | 查询:4 | 缓存读取:4 写入:0 | 加载文件:23
select * from tbl_Articles WHERE ArticleID=2833742 LIMIT 0,1
select * from tbl_Articles_data WHERE ArticleID=2833742 LIMIT 0,1
select * from tbl_Articles_sphinx where id=2833742 LIMIT 0,1
SELECT ArticleID,Title FROM tbl_Articles WHERE ArticleID IN(107724,1639029,2125181,3281234,1624995,3029516,2779431,109714,3167250,3099516,1130298,1128597,1677956,1102608,2919730,2224849,306647,1046790,1961920,108690,2361718,1750371,237528,2754499,1063799,2496467,1481703,2600115,1069557,2006651) ORDER BY field (ArticleID,107724,1639029,2125181,3281234,1624995,3029516,2779431,109714,3167250,3099516,1130298,1128597,1677956,1102608,2919730,2224849,306647,1046790,1961920,108690,2361718,1750371,237528,2754499,1063799,2496467,1481703,2600115,1069557,2006651)