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- Safeguard the switch assembly against flux penetration from its topside. 保護開(kāi)關(guān)并防止助焊劑從開(kāi)關(guān)頂部滲入；
- Vacuum switch which uses the new type permanent magnetic actuator (PMA), has much higher operating accuracy and reliability. 摘要真空開(kāi)關(guān)利用新型的永磁機構作為操動(dòng)系統，具有較高的操作精度與可靠性。
- Exchange non-clearane metal oxidate matter arrester is suitabe for the voltage protection of transformer switch cupboard,vacuum switch etc. 交流無(wú)間隙金屬氧化物避雷器，適用于變壓器、配電屏、開(kāi)關(guān)柜、真空開(kāi)關(guān)、輸電線(xiàn)路、電力計量箱、并聯(lián)補償電容器、旋轉電機等電壓保護。
- Put new switch assembly (F) into gear case with actuating arms against quadrant gear. 用靠在傘形齒輪上的驅動(dòng)臂將新的開(kāi)關(guān)總成（F）放置進(jìn)齒輪箱。
- The basic structure and operating process of the surface-flashover triggered vacuum switch(TVS) were depicted. 介紹了沿面擊穿型觸發(fā)真空開(kāi)關(guān)的基本結構和工作過(guò)程。
- There are intrelocks between isolating switch、vacuum switch and earth switch to avoid misoperating. 隔離開(kāi)關(guān)、真空開(kāi)關(guān)、接地開(kāi)關(guān)之間互相聯(lián)鎖，以防止誤操作。
- Remove two screws holding switch assembly into housing, and one screw holding ground wire to housing and remove switch assembly. 拆卸兩個(gè)將開(kāi)關(guān)裝配在殼內的螺絲，和一個(gè)將地線(xiàn)連接到殼上的螺絲，拆卸開(kāi)關(guān)總裝。
- The vacuum degree within the vacuum interrupter will have the direct effect upon the properties of vacuum switch. 真空滅弧室內真空度將直接影響真空開(kāi)關(guān)的性能。
- The decaying gas pressure in arc extinguish chamber will cause the supply voltage to be beyond the endurance of a vacuum switch. 本文利用自行開(kāi)發(fā)的電場(chǎng)探頭研究了真空開(kāi)關(guān)屏蔽罩電位的有效值與真空度之間的關(guān)系,得出了相應曲線(xiàn)。
- It is used in overvoltage such as restrictive transformer, capacitor, electric machinery, vacuum switch, transformer neutral point sealed electrical instruments and cable. 適用于配電、變電系統中,限制可能出現的各種過(guò)電壓,以保證輸變電設備的安全運行。
- The development tendency of vacuum switch in the future is to miniaturize vacuum extinction chamber and develop high voltage vacuum switch and low voltage vacuum switch. 今后,真空開(kāi)關(guān)的發(fā)展趨勢是真空滅弧室向小型化發(fā)展、真空開(kāi)關(guān)向高電壓等級和低電壓等級發(fā)展。
- Vacuum interrupter is the heart of a vacuum switch, and its withstand ability under high voltage determines directly the main functions of the whole vacuum switch. 真空滅弧室是真空開(kāi)關(guān)的心臟，其耐壓特性直接決定著(zhù)真空開(kāi)關(guān)的性能。
- The resistance products have various types, and are for different lightning arrester, restrictive transformer, capacitor, electric machinery, vacuum switch, transformer neutral point sealed electrical instruments, cable, and railway line overvoltage. 該電阻片具有多種規格型號,用于組裝不同使用場(chǎng)所的避雷器,限制變壓器、電容器、電機、真空開(kāi)關(guān)、變壓器中性點(diǎn)、全封閉電器、電纜、鐵道線(xiàn)路的過(guò)電壓。
- China is a vacuum interrupter and a vacuum switch the focus of equipment manufacturers, vacuum interrupter and vacuum circuit breakers for many years production and sales of domestic home front. 公司是我國真空滅弧室和真空開(kāi)關(guān)設備的重點(diǎn)生產(chǎn)企業(yè)，真空滅弧室和真空斷路器產(chǎn)銷(xiāo)量連續多年居國內前列。
- When vacuum switches switch off shunt capacitors, restriking overvoltage may be brought about which will threaten insulation of equipments severely. 摘要真空開(kāi)關(guān)在開(kāi)斷并聯(lián)電容器組時(shí)可能產(chǎn)生重擊穿過(guò)電壓，對設備絕緣造成嚴重威脅。
- Jack was assigned to the assembly shop of the factory. 杰克被分配到廠(chǎng)里的裝配間工作。
- I groped for the light switch in the dark room. 我在黑暗的房間里摸索著(zhù)找電燈開(kāi)關(guān)。
- Watts float and switch assemblies are furnished to provide a complete new low water cut-off, less the float chamber, and are recommended for field servicing of such units. 美國瓦茨浮子與開(kāi)關(guān)總成提供完整的新型低水位關(guān)斷解決方案，較小的浮子腔，建議用于此類(lèi)裝置的現場(chǎng)維修。
- The reform steps and working principle of the mechanical holding apparatus of low voltage vacuum switcher in KSGZY series mobile substation are introduced. 闡述了對KSGZY系列移動(dòng)變電站低壓側真空饋電開(kāi)關(guān)機械維持機構的改造方法以及改造后的工作原理。
- Abstract: The processing principle and the experiment system and results of arc-remelting for the contact material of vacuum switches are described in this paper. 本文介紹了真空開(kāi)關(guān)觸頭材料電弧重熔工藝原理和電弧重熔系統及實(shí)驗結果。
