空气开关简介
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;"><strong style="color: blue;"><span style="color: black;">空气开关，又名空气</span><span style="color: black;">断路器</span><span style="color: black;">，是断路器的一种。</span></strong></p>
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;"><strong style="color: blue;"><span style="color: black;">按极数分为：</span></strong></p>
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<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;">按极数<span style="color: black;">归类</span></p>
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<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;"><strong style="color: blue;"><span style="color: black;">空气开关的文字符号：MCB、QF</span></strong></p>
<div style="color: black; text-align: left; margin-bottom: 10px;"><img src="https://p3-sign.toutiaoimg.com/tos-cn-i-qvj2lq49k0/d9ec6fee29104c698d47a0412267f508~noop.image?_iz=58558&from=article.pc_detail&lk3s=953192f4&x-expires=1728816182&x-signature=0igT6t5iOoMNwS605r%2FgLOTZ0Dw%3D" style="width: 50%; margin-bottom: 20px;">
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;">配电箱中的MCB</p>
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<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;"><strong style="color: blue;"><span style="color: black;">MCB</span><span style="color: black;">是Miniature Circuit Breaker小型断路器</span></strong></p>
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;"><strong style="color: blue;"><span style="color: black;">又<span style="color: black;">叫作</span>微型断路器（Micro Circuit Breaker）</span></strong></p>
<div style="color: black; text-align: left; margin-bottom: 10px;"><img src="https://p3-sign.toutiaoimg.com/tos-cn-i-qvj2lq49k0/a9ec0da74fa34aacafd036b7cb5e995f~noop.image?_iz=58558&from=article.pc_detail&lk3s=953192f4&x-expires=1728816182&x-signature=pOjgxK7VfNQz4JC0ueCxKd9waa4%3D" style="width: 50%; margin-bottom: 20px;">
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;">电路图中的QF</p>
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<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;"><strong style="color: blue;"><span style="color: black;">QF: </span><span style="color: black;">Q:电力电路开关：断路器、隔离开关</span></strong></p>
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;"><strong style="color: blue;"><span style="color: black;">F：Protection device<span style="color: black;">守护</span>设备</span></strong></p>
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;"><strong style="color: blue;"><span style="color: black;">空气开关</span><span style="color: black;">适用于交流50/60Hz额定电压230/400V，额定电流至63A线路的过载和短路<span style="color: black;">守护</span>之用，<span style="color: black;">亦</span><span style="color: black;">能够</span>在正常<span style="color: black;">状况</span>下<span style="color: black;">做为</span>线路的不频繁操作转换之用。小型断路器<span style="color: black;">重点</span>用于工业、<span style="color: black;">商场</span>、高层和民用住宅等<span style="color: black;">各样</span>场所。</span></strong></p>
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;"><strong style="color: blue;"><span style="color: black;">空气开关各参数含义</span></strong></p>
<div style="color: black; text-align: left; margin-bottom: 10px;"><img src="https://p3-sign.toutiaoimg.com/tos-cn-i-qvj2lq49k0/9e6774843f2e4698864ca783f5328fde~noop.image?_iz=58558&from=article.pc_detail&lk3s=953192f4&x-expires=1728816182&x-signature=sp%2B6bttcRx5snE2j5jixHHGjufk%3D" style="width: 50%; margin-bottom: 20px;">
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;">各参数含义</p>
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<div style="color: black; text-align: left; margin-bottom: 10px;"><img src="https://p3-sign.toutiaoimg.com/tos-cn-i-qvj2lq49k0/f3ca9fe3afcc4a3cb12a466ae6bedec9~noop.image?_iz=58558&from=article.pc_detail&lk3s=953192f4&x-expires=1728816182&x-signature=cHbHiyiI871dHVQ2M%2FvkQXjRiVE%3D" style="width: 50%; margin-bottom: 20px;">
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;">参数含义</p>
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<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;"><strong style="color: blue;"><span style="color: black;">从以上介绍可知，空气开关是一种只要电路中电流超过</span><span style="color: black;">额定电流</span><span style="color: black;">就会自动断开的开关。空气开关是</span><span style="color: black;">低压配电</span><span style="color: black;">网络和</span><span style="color: black;">电力拖动系统</span><span style="color: black;">中非常重要的一种电器，它集<span style="color: black;">掌控</span>和多种<span style="color: black;">守护</span>功能于一身。除能完成接触和分断电路外，尚能对电路或电气设备<span style="color: black;">出现</span>的短路、严重过载及</span><span style="color: black;">欠电压</span><span style="color: black;">等进行<span style="color: black;">守护</span>，<span style="color: black;">同期</span><span style="color: black;">亦</span><span style="color: black;">能够</span>用于不频繁地<span style="color: black;">起步</span>电动机。</span></strong></p>
<div style="color: black; text-align: left; margin-bottom: 10px;"><img src="https://p3-sign.toutiaoimg.com/tos-cn-i-qvj2lq49k0/8f58bb7e333040b89f178cae9e031037~noop.image?_iz=58558&from=article.pc_detail&lk3s=953192f4&x-expires=1728816182&x-signature=hbl5W%2FdEtjdPrRHBTr7aPXx51jU%3D" style="width: 50%; margin-bottom: 20px;">
<p style="font-size: 16px; color: black; line-height: 40px; text-align: left; margin-bottom: 15px;">空气开关</p>
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你的见解独到，让我受益匪浅，非常感谢。 楼主的文章非常有意义，提升了我的知识水平。
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