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} window.onresize=function(){ changeTableHeight(); } function changeTableHeight(){ $(".proshowParameter table th").each(function?(i,o){ ????var $this=$(o),? ????height=$this.next().height(); ????$(this).css("height",height); var obj = $(o); var val = obj.text(); if(val == '' || val == null || val == undefined){ $(this).addClass('none'); }else{ $(this).removeClass('none'); } }); $(".proshowParameter table td").each(function?(i,o){ var obj = $(o); var val = obj.text(); if(val == '' || val == null || val == undefined){ $(this).addClass('none'); }else{ $(this).removeClass('none'); } }); } </script> <section class="proshowParameter"> <table style=" margin-bottom:20px;"> <tbody> <tr><th>品牌</th><td>其他品牌</td> <th></th><td></td></tr> </tbody> </table> </section><p><span style="font-family:microsoft yahei,simhei; font-size:23px">BC1系列瓷盤變阻器</span></p><table border="0" cellpadding="0" cellspacing="0" style="border-collapse:collapse; border-spacing:0px; border:0px solid rgb(255, 255, 255); color:rgb(102, 102, 102); font-family:verdana; font-size:13.3333px; line-height:24px; margin:0px; padding:0px; width:710.435px"><tbody><tr><td><p>BC1型旋臂式變阻器，是采用合金電阻絲繞于圓環(huán)形陶瓷骨架上后用高溫釉燒結(jié)固定，磁盤中心配以轉(zhuǎn)軸帶動(dòng)電刷在電阻體上，從而獲得變化的電阻值。<br /><br />　　BC1變阻器具有功率大、耐潮濕、調(diào)節(jié)范圍大等優(yōu)點(diǎn)。適用于低頻交流或直流電氣設(shè)備中作調(diào)節(jié)控制電壓、電流或可調(diào)節(jié)的負(fù)載電阻等用。</p></td><td rowspan="2"><table border="0" cellpadding="0" cellspacing="1" style="border-collapse:collapse; border-spacing:0px; border:0px solid rgb(255, 255, 255); margin:0px; padding:0px; width:260px"><tbody><tr><td>型號(hào)功率(w)</td><td>A</td><td>B</td><td>F</td></tr><tr><td>BCI-25</td><td>44</td><td>43</td><td>50</td></tr><tr><td>50</td><td>66</td><td>43</td><td>75</td></tr><tr><td>100</td><td>84</td><td>43</td><td>95</td></tr><tr><td>150</td><td>106</td><td>48</td><td>120</td></tr><tr><td>300</td><td>170</td><td>74</td><td>180</td></tr><tr><td>500</td><td>210</td><td>60</td><td>230</td></tr><tr><td>BCI-50W/2</td><td>80</td><td>100</td><td>75</td></tr><tr><td>　 100W/2</td><td>97</td><td>112</td><td>95</td></tr><tr><td>　 150W/2</td><td>135</td><td>120</td><td>120</td></tr><tr><td>　 300W/2</td><td>175</td><td>165</td><td>180</td></tr><tr><td>　 500W/2</td><td>220</td><td>165</td><td>230</td></tr><tr><td>BCI-150W/3</td><td>170</td><td>220</td><td>120</td></tr><tr><td>　　300W/3</td><td>175</td><td>275</td><td>180</td></tr><tr><td>　　500W/3</td><td>220</td><td>275</td><td>230</td></tr></tbody></table>單位：mm</td></tr><tr><td><p><strong>安裝尺寸：</strong></p><p><img alt="安裝尺寸" src="https://img75.chem17.com/gxhpic_c8334a7b44/7dcfb85b91dc08c56545b6d57b1b8664f7059706521eace45b8740cde99996eb843f61e95f7eb430.png" style="height:206px; margin:0px; width:450px" /></p></td></tr></tbody></table><table border="0" cellpadding="0" cellspacing="0" style="border-collapse:collapse; border-spacing:0px; border:0px solid rgb(255, 255, 255); color:rgb(102, 102, 102); font-family:verdana; font-size:13.3333px; line-height:24px; margin:0px; padding:0px; width:899.13px"><tbody><tr><td><img alt="BC1型旋臂式變阻器" src="https://img75.chem17.com/gxhpic_c8334a7b44/7dcfb85b91dc08c56545b6d57b1b8664f53d9b30997c9db9b9c8fab67c26787d082c6fa0d587d0f7.png" style="height:210px; margin:0px; width:450px" /></td><td><img alt="BC1型旋臂式變阻器" src="https://img75.chem17.com/gxhpic_c8334a7b44/7dcfb85b91dc08c56545b6d57b1b866436c40a7d4a891637dbd95025e5b432f71ff3fc0a966595e8.png" style="height:211px; margin:0px; width:448px" /></td></tr><tr><td><img alt="BC1型旋臂式變阻器" src="https://img75.chem17.com/gxhpic_c8334a7b44/7dcfb85b91dc08c56545b6d57b1b866417c1833945a2684b9245ec4712dab7d664018c6500f1d8cc.png" style="height:459px; margin:0px; width:448px" /></td><td><p>BC1型旋臂式變阻器技術(shù)參數(shù)：</p><p>1、變阻器極限工作電壓：1000V：絕緣電壓 2500V</p><p>2、變阻器溫升：25-100W的品種≤300K；≥150W 的品種： ≤350K</p><p>3、滑動(dòng)行程：25-50W品種：280± 5 ° ； ≥100W品種：300± 5 °</p><p>4、阻律規(guī)律，線性偏差：在整個(gè)行程內(nèi)，阻律變化成直線型規(guī)律，線性偏差不大于±10%</p><p>5、變阻器控制軸在不小于90%的行程內(nèi)轉(zhuǎn)動(dòng)5000周，變阻器應(yīng)無(wú)可見(jiàn)損傷</p><p>6、變阻器承受高溫時(shí)為40℃的交變濕熱6個(gè)星期（六天），絕緣電阻小于1.5MΩ</p></td></tr></tbody></table></div> <div id="1571n5fppxr7" class="tagContent" id="tagContent1" style="display: block;"><link rel="stylesheet" type="text/css" href="/css/MessageBoard_style.css"> <script language="javascript" src="/skins/Scripts/order.js?v=20210318" type="text/javascript"></script> <a name="order" id="order"></a> <div id="1571n5fppxr7" class="ly_msg" id="ly_msg"> <form method="post" name="form2" id="form2"> <h3>留言框 </h3> 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