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如何对开关电源变压器展开测试工作</h3>
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<span>文章出处?a href=""><a href="http://cfdz.nsw888.com">深圳市晨飞电子有限公?/a></a></span><span>网责任编辑：<a href="http://cfdz.nsw888.com">NSW</a></span><span>作者：<a href="http://cfdz.nsw888.com">NSW</a></span><span>人气?span
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<p> 开关电源变压器产品广泛应用于工业自动化控制、科研设备、LED照明、军工设备、工控设备、电力设备、通讯设备、仪器仪表、医疗设备、半导体制冷制热、空气净化器，电子冰箱，液晶显示器，LED灯具，通讯设备，视听产品，安防，电脑机箱，数码产品以及仪器类等等领域?/p>
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<p> 如何?strong><a href="http://www.chenfeipower.com/product/">开关电源变压器</a></strong>的测试进行工?首先通过观察LED防水电源变压器的外貌来检查其是否有明显异常现象。比如线圈引线是否断裂，脱焊，绝缘材料是否有烧焦痕迹，铁心紧固螺杆是否有松动，硅钢片有无锈蚀，绕组线圈是否有外露等。并且需要用万用表R×10k挡分别测量铁心与初级，初级与各次级、铁心与各次级、静电屏蔽层与衩次级、次级各绕组间的电阻值，万用表指针均应指在无穷大位置不动。否则的话，只能够说明变压器绝缘性能不良?/p>
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