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    • 調變器的用途和技術參數

      根據電磁原理和結構的不同,可把調壓器分為:接觸調壓器、感應調壓器、磁性調壓器、移圈調壓器。四種調壓器在其他文章里有介紹到它們的不同。我公司生產的主要是深圳接觸式調變器,50/60Hz,選購時需要知道相數,額定容量,輸出電壓可調范圍這三樣。常
      發布時間:2017-08-21   點擊次數:32

    • 時間繼電器分類和選型

      時間繼電器作為繼電器中的一中最常見的類型,在我們的工作生活都有著十分重要的作用。其原理是通過對輸入信號進行一定時間的存留-即“延時作用”,再繼續執行輸入型號的命令,從而完成對線路的控制。時間繼電器小到生活的家電中,大到高科技技術,如飛船等,
      發布時間:2017-08-11   點擊次數:39

    • 電力變壓器的故障和保護措施

      變壓器故障可分為內部故障和外部故障兩種。變壓器內部故障系指變壓器油箱里面發生的各種故障,其主要類型有:各相繞組之間發生的相間短路,單相繞組部分線匝之間發生的匝間短路,單相繞組或引出線通過外殼發生的單相接地故障等。變壓器外部故障系
      發布時間:2017-08-11   點擊次數:36

    • 配電開關峰會召開 固體絕緣環網柜成焦點

      固體絕緣環網柜風頭無兩頻熱議  固體絕緣環網柜作為近期中國配電網建造使用的改造商品變成本次會議的焦點,會議特設了職業教授、體系用戶和代表廠家三方對話環節,以處理固體絕緣環網柜這種由本鄉公司自主立異的商品在使用過程中的各種疑問。固體絕緣環網
      發布時間:2017-08-11   點擊次數:34

    • 斷路器跳閘原因分析及處理

      最近經常接到客戶電話,反映斷路器跳閘問題。主要是一些萬能式斷路器,如DW系列斷路器發生跳閘,同時自動或者手動均無法合閘等。我咨詢了下工廠的工程師,同時也查閱了一些相關資料,在這里稍微做下總結。不過需要說明的是,導致跳閘的原因很多,無法適用于
      發布時間:2017-08-09   點擊次數:36

    • 我國變壓器行業節能潛力巨大

      “10KV三相配電能效規范已構成報批稿;配電變壓器能效技能經濟評價導則從本年7月1日起施行;變壓器環境知道描繪導則自本年6月1日起施行。”11月6日,2012年變壓器世界能效論壇在北京舉行,中國節能變壓器推動項目負責人張凌宇在談及中國變壓器
      發布時間:2017-08-09   點擊次數:44

    • 風力變壓器防短路該做些什么

      輸變電網絡出現短路后,往往會導致變壓器繞組的故障。因此為了提高風力變壓器的抗突發短路能力,確保其可靠、安全地運行,特提出以下建議。風力變壓器防短路該做些什么?(1)改善電磁設計。改善電磁設計,通過加大主油道等手段提高產品的短路阻抗,使短路阻
      發布時間:2017-08-08   點擊次數:33

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