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如何对变压器进行检修

Source: Time:2021-06-12 13:33:32 views:

一般小型变压器每1-2年要进行一次维护,电压超过10kv,容量大于1800kVa的变压器需每半年一次维护。

维护内容包括:清扫,外部检查,处理缺陷,绝缘电阻测定,补充油量,并且每两年抽取一次油样查验等。

(1)消除已发现而就地能消除的缺陷;
(2)清扫外壳及出线套管.发现套管破裂或叫垫老化应更换.漏油者应拧紧螺丝,或更换橡胶垫;
(3)检查外部,拧紧引出线头.如发现烧伤,应用锉刀修正后接好;
(4)检查油面计.清除油枕中的油污,缺油时应补油;
(5)检查呼吸器及出气瓣是否堵塞.并清除污垢;
(6)检查瓦斯继电器引线是否完好;
(7)检查放油门及各部的油截门是否堵塞;
(8)跌落式熔断器保护的变压器应检查容管,容丝是否完好正常;
(9)检查变压器的接地线是否完好.腐蚀严重时应更换;
(10)测量绕组的绝缘电阻是否合格。

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