这一点的安保是由安全门和安全开关触头来实现的。
This is safeguarded by a safety door and a safety switching contact.
实践表明，该系统能够有效地控制高压开关触头的钎焊质量。
The tests indicate that quality of braze joint is controled effectively by the system.
本文介绍了真空开关触头材料电弧重熔工艺原理和电弧重熔系统及实验结果。
The processing principle and the experiment system and results of arc remelting for the contact material of vacuum switches are described in this paper.
介绍了小波变换降噪的原理及其在低压开关触头钎焊质量的超声成像检测中的应用。
The principle of wavelet transform DE noise and it's application in ultrasonic image testing of electric contact braze quality inspection was introduced in this paper.
用途：溅射靶材、物理气相沉积、高温合金、用于高压真空开关触头及精密合金添加剂。
Uses: sputtering target, physical vapor deposition, high temperature alloy for high-voltage vacuum switch contacts and precision alloy additives.
对于既要求有可靠的抗熔焊性又要求有较长电寿命的自动开关。是较为理想的触头材料。
The materials have a good welding resistance, hence they are the ideal contact materials for automatic switches which require reliable welding resistance as well as long electrical life.
高压开关柜一次触头因温度过高而造成事故时有发生，由于处于高电压状态，对该处的温度监测较为困难。
The accident happens from time to time due to high temperature of main contacts inside HV switchgear cabinet. It is difficult to monitor the temperature there under high voltage condition.
针对开关电触头钎焊质量难以检测的问题，采用超声成像无损检测技术能够有效地检测并控制焊接质量。
Ultrasonic imaging nondestructive testing technology could be used effectively in inspecting and controlling braze quality of switch electric contact.
介绍了在生产中励磁开关主触头烧蚀的解决方法。
This paper presents solution of main contact ablation of a excitation switch in production.
本发明一种开关电器触头分断电弧试验方法及其装置，包括继电器电弧试验和模拟电弧试验。
The disjunction electric arc testing method for the switching electric appliance contact and the device thereof comprise relay electric arc testing and simulated electric arc testing.
由于开关电弧的发光特性和电器触头系统及灭弧室的反光特性，使从高速图像采集系统拍摄到的图像中很难观察到电器触头。
It's difficult to find contact from the image photographed by high-speed image sampling system because of the light reflection characteristics of switching arc, contact and interrupter.
接地开关静触头固定在隔离开关的导电管上，动触头安装在底座上的接地闸刀钢管的端部。
The static contact of earthing switch is fixed on the conductive pipe of disconnector. The dynastic contact is installed on the end of earthing knife in the base.
本发明公开了一种无间断双电源转换开关，包括壳体、触头分合系统、和机械传动 系统；
The invention discloses an uninterrupted dual power supply changeover switch, which comprises an encloser, a contact on-off system and a mechanical transmission system.
①分别接通各个接触器，依次拨通相应的限位开关和过电流继电器常闭触头，查看其切断控制电流的能力。
Respectively through the various contacts, in order to dial the corresponding limit switches and over current relay normally closed contacts, to see the ability to cut off the control current.
高压开关在合闸时，触头碰撞会产生很大的冲击力，不仅对操动机构造成很大震动、使触头及杆件弯曲变形，而且会造成碰撞后，触头产生弹跳。
It not only makes the operating mechanism shocked hardly and the contactor and poles distorted, but also cause the bounce of contactor after the impact.
电触头亦称触点或接点，是电器开关、仪器仪表等的接触元件，担负着通断电流的任务。
Electrical contact also called contact or contact junction, is the contact component of electric switch, instruments and meters and so on, which takes on the task of current on or off.
近几年，西门子公司推出了带石墨触头的新型六氟化硫开关。
For the past few years, a new kind of SF6 switch with graphite contactor had been released by Siemens.
此系列开关内的速动开关元件技术性能优异，触头为镍一金材料，保证可靠的电接触。
This action switch have good technical performance in the switch range, the contact is belong to nickel-golden material, it can prove the reliable electric contact.
所述的自动转换开关还设有包括一个限止件和一个复位弹簧的锁定装 置，有效的保证了触头的压力，使接通与分断能力有了较大的提高。
The invention also includes the lock-in device with the bound piece and the reset spring, which ensures the right press of the contact, improves the capacity of connecting and breaking.
阐述了真空断路器的灭弧室触头磁场的结构、永磁机构及种类，详述了真空开关的常见问题与选型注意事项。
This paper describes the magnetic field structure of the contactors in arc-extinguishing chamber, permanent magnet device and the types of vacuum circuit breaker.
触头盒为环氧树脂apg工艺压力凝胶成型结构，用于各种手车式开关柜，起绝缘隔离和联接过渡作用。
Contacts box for epoxy resin APG pressure molding process gel structure, used for various handcart type switch cabinet, the insulation isolation and connection function transition.
主要产品油开关整体触头、自力型整体触头及触头用合金材料。
The main production:solid oil switch contact, solid self-contact and alloy material for contact.
介绍了变压器用管形无励磁分接开关定触头的排列方式及管形开关的优化设计。
The arrangement off-load method of fix contact in pipe-type tap-changer is introduced. The optimum design of pipe-type off-load tap-changer of transformer is presented.
试验结果表明，该法有效地校正了高压开关烧结触头的超声C扫描图像的不均匀现象，提高了超声无损检测的准确性。
The experimental result shows that the non-uniformity of ultrasonic C-scan image is corrected and the accuracy of nondestructive testing …
试验结果表明，该法有效地校正了高压开关烧结触头的超声C扫描图像的不均匀现象，提高了超声无损检测的准确性。
The experimental result shows that the non-uniformity of ultrasonic C-scan image is corrected and the accuracy of nondestructive testing …
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