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    	<div class="nyNewsDetail_Title"><h1>ZGQ-16B自动高压漆膜连续性试验仪使用说明书</h1></div>
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            <p style="text-align: center;"><span style="font-size:14pt">&nbsp;</span><strong style="font-size:13px; text-align:center"><span style="font-family:宋体; font-size:32pt">ZGQ-16B</span></strong></p><p style="text-align:center"><strong><span style="font-family:宋体; font-size:32pt">自动高压漆膜连续试验仪</span></strong></p><p style="text-align:center"><strong><span style="font-family:宋体; font-size:32pt">说 明 书</span></strong><span style="font-size:14pt">&nbsp;</span></p><p style="text-align:center"><strong><span style="font-family:宋体; font-size:26pt">宁波旗辰仪器</span></strong><strong><span style="font-family:宋体; font-size:26pt">有限公司&nbsp;</span></strong></p><p style="text-align:center"><span style="font-family:黑体; font-size:15pt">一、概</span><span style="font-size:15pt">&nbsp;&nbsp; </span><span style="font-family:黑体; font-size:15pt">述</span></p><p><span style="font-family:宋体; font-size:12pt">自动高压漆膜连续性试验仪是根据电工委员</span><span style="font-size:12pt">idtIEC60851-5:1996</span><span style="font-family:宋体; font-size:12pt">和</span><span style="font-size:12pt">GB/T4074.5-1996</span><span style="font-family:宋体; font-size:12pt">《绕组线试验方法》第</span><span style="font-size:12pt">5</span><span style="font-family:宋体; font-size:12pt">部分：电性能所制订的漆膜连续性试验方法为主要依据。结合我国国情而设计的一种新型仪器。</span></p><p><span style="font-family:宋体; font-size:12pt">仪器主要由</span><span style="font-size:12pt">9</span><span style="font-family:宋体; font-size:12pt">个部分组成：</span></p><p><span style="font-size:12pt">1</span><span style="font-family:宋体; font-size:12pt">、永磁低速同步电机</span><span style="font-size:12pt">&nbsp;&nbsp;&nbsp;&nbsp; 2</span><span style="font-family:宋体; font-size:12pt">、收线筒</span><span style="font-size:12pt">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 3</span><span style="font-family:宋体; font-size:12pt">、放线阻尼及长度计数装置</span></p><p><span style="font-size:12pt">4</span><span style="font-family:宋体; font-size:12pt">、高压电极</span><span style="font-size:12pt">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 5</span><span style="font-family:宋体; font-size:12pt">、控制电路</span><span style="font-size:12pt">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 6</span><span style="font-family:宋体; font-size:12pt">、数码显示部分</span><span style="font-size:12pt">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span></p><p><span style="font-size:12pt">7</span><span style="font-family:宋体; font-size:12pt">、键盘</span><span style="font-size:12pt">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 8</span><span style="font-family:宋体; font-size:12pt">、多路电源</span><span style="font-size:12pt">&nbsp;&nbsp; 9</span><span style="font-family:宋体; font-size:12pt">、高压和缺陷电流检测</span></p><p><span style="font-family:宋体; font-size:12pt">该仪器将常规多体结构变为一体化，体积小、重量轻、功能全、操作简便、稳定性能好、外形美观。</span></p><p><span style="font-size:12pt">&nbsp;</span></p><p style="text-align:center"><span style="font-family:黑体; font-size:15pt">二、仪器的主要技术指标</span></p><p><strong><span style="font-size:12pt">2.1</span></strong><span style="font-size:12pt">&nbsp; </span><span style="font-family:宋体; font-size:12pt">测范围：直径</span><span style="font-size:12pt">&gt;</span><span style="font-family:宋体; font-size:12pt">&Phi;</span><span style="font-size:12pt">0.05~</span><span style="font-family:宋体; font-size:12pt">&Phi;</span><span style="font-size:12pt">1.60mm</span><span style="font-family:宋体; font-size:12pt">的漆包圆线。</span></p><p><strong><span style="font-size:12pt">2.2</span></strong><span style="font-size:12pt">&nbsp; </span><span style="font-family:宋体; font-size:12pt">测试过程中提供给高压轮（高压电极）的试验电压有</span><span style="font-size:12pt">350V</span><span style="font-family:宋体; font-size:12pt">、</span><span style="font-size:12pt">500V</span><span style="font-family:宋体; font-size:12pt">、</span><span style="font-size:12pt">750V</span><span style="font-family:宋体; font-size:12pt">、</span><span style="font-size:12pt">1000V</span><span style="font-family:宋体; font-size:12pt">、</span><span style="font-size:12pt">1500V</span><span style="font-family:宋体; font-size:12pt">、</span><span style="font-size:12pt">2000V</span><span style="font-family:宋体; font-size:12pt">、</span><span style="font-size:12pt">2500V</span><span style="font-family:宋体; font-size:12pt">、</span><span style="font-size:12pt">3000V</span><span style="font-family:宋体; font-size:12pt">误差&plusmn;</span><span style="font-size:12pt">5%</span><span style="font-family:宋体; font-size:12pt">，该电压为经滤波的平滑直流电压。</span></p><p><strong><span style="font-size:12pt">2.3 </span></strong><span style="font-size:12pt">&nbsp;</span><span style="font-family:宋体; font-size:12pt">线速度：</span><span style="font-size:12pt">16.5</span><span style="font-family:宋体; font-size:12pt">&plusmn;</span><span style="font-size:12pt">1.5m</span><span style="font-size:12pt">/min</span><span style="font-family:宋体; font-size:12pt">。</span></p><p><strong><span style="font-size:12pt">2.4 </span></strong><span style="font-size:12pt">&nbsp;</span><span style="font-family:宋体; font-size:12pt">试验长度：</span><span style="font-size:12pt">0~99m（</span><span style="font-family:宋体; font-size:12pt">可调）。</span></p><p><strong><span style="font-size:12pt">2.5 </span></strong><span style="font-size:12pt">&nbsp;</span><span style="font-family:宋体; font-size:12pt">任何试验电压下</span><span style="font-size:12pt">50M</span><span style="font-family:宋体; font-size:12pt">&Omega;缺陷电阻引起的高压轮上电压降不超过</span><span style="font-size:12pt">75%</span><span style="font-family:宋体; font-size:12pt">。</span></p><p><strong><span style="font-size:12pt">2.6 </span></strong><span style="font-size:12pt">&nbsp;</span><span style="font-family:宋体; font-size:12pt">针孔检测回路，当短路电流达到表</span><span style="font-size:12pt">I</span><span style="font-family:宋体; font-size:12pt">规定值时，该回路动作。其响应速度为</span><span style="font-size:12pt">5</span><span style="font-family:宋体; font-size:12pt">&plusmn;</span><span style="font-size:12pt">1ms</span><span style="font-family:宋体; font-size:12pt">。</span></p><p><strong><span style="font-size:12pt">2.7</span></strong><span style="font-size:12pt">&nbsp; </span><span style="font-family:宋体; font-size:12pt">当裸线和高压轮接触时，缺陷计数电路的重复计数频率为</span><span style="font-size:12pt">（500</span><span style="font-family:宋体; font-size:12pt">&plusmn;</span><span style="font-size:12pt">25）</span><span style="font-family:宋体; font-size:12pt">次</span><span style="font-size:12pt">/min</span><span style="font-family:宋体; font-size:12pt">。</span></p><p><strong><span style="font-size:12pt">2.8</span></strong><span style="font-size:12pt">&nbsp; </span><span style="font-family:宋体; font-size:12pt">当试样为标称直径</span><span style="font-family:宋体; font-size:12pt">&Phi;</span><span style="font-size:12pt">0.050mm</span><span style="font-family:宋体; font-size:12pt">以上，</span><span style="font-family:宋体; font-size:12pt">&Phi;</span><span style="font-size:12pt">0.25mm</span><span style="font-family:宋体; font-size:12pt">以下的漆包圆线时，使用的两只电极均用不锈钢制造，其几何尺寸使试样的接触长度为</span><span style="font-size:12pt">25mm</span><span style="font-family:宋体; font-size:12pt">。</span></p><p><strong><span style="font-size:12pt">2.9</span></strong><span style="font-size:12pt">&nbsp; </span><span style="font-family:宋体; font-size:12pt">当试样为标称直径</span><span style="font-family:宋体; font-size:12pt">&Phi;</span><span style="font-size:12pt">0.250mm</span><span style="font-family:宋体; font-size:12pt">以上，</span><span style="font-family:宋体; font-size:12pt">&Phi;</span><span style="font-size:12pt">1.60</span><span style="font-family:宋体; font-size:12pt">以下的漆包圆线时，使用的电极为不锈钢制造，其几何尺寸使试样的接触长度为</span><span style="font-size:12pt">25~30mm</span><span style="font-family:宋体; font-size:12pt">。</span></p><p><strong><span style="font-size:12pt">2.10</span></strong><span style="font-size:12pt">&nbsp; </span><span style="font-family:宋体; font-size:12pt">电极对地绝缘，采用高电阻材料，该料不吸湿，不漏电，不起痕，易清洗，其绝缘厚度能承受</span><span style="font-size:12pt">3000V</span><span style="font-family:宋体; font-size:12pt">的长期连续电压作用。</span></p><p><strong><span style="font-size:12pt">2.11</span></strong><span style="font-size:12pt">&nbsp; </span><span style="font-family:宋体; font-size:12pt">任一电压下，稳态短路电流为</span><span style="font-size:12pt">25</span><span style="font-family:宋体; font-size:12pt">&plusmn;</span><span style="font-size:12pt">5</span><span style="font-family:宋体; font-size:12pt">&mu;</span><span style="font-size:12pt">A</span><span style="font-family:宋体; font-size:12pt">。</span></p><p><strong><span style="font-size:12pt">2.12</span></strong><span style="font-size:12pt">&nbsp; </span><span style="font-family:宋体; font-size:12pt">其它</span></p><p><span style="font-size:12pt">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="font-family:宋体; font-size:12pt">工作环境：</span><span style="font-size:12pt">（1）</span><span style="font-family:宋体; font-size:12pt">温度</span><span style="font-size:12pt">0~40<span style="font-family:宋体">℃</span><span style="font-family:宋体">；</span></span></p><p><span style="font-size:12pt">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; （2）</span><span style="font-family:宋体; font-size:12pt">相对湿度&le;</span><span style="font-size:12pt">75</span><span style="font-family:宋体; font-size:12pt">℃</span><span style="font-family:宋体; font-size:12pt">。</span></p><p><span style="font-size:12pt">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><span style="font-family:宋体; font-size:12pt">外接电源：</span><span style="font-size:12pt">220V</span><span style="font-family:宋体; font-size:12pt">&plusmn;</span><span style="font-size:12pt">5%</span><span style="font-family:宋体; font-size:12pt">，</span><span style="font-size:12pt">50HZ</span><span style="font-family:宋体; font-size:12pt">。</span></p><p><span style="font-size:12pt">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><span style="font-family:宋体; font-size:12pt">消耗功率：</span><span style="font-size:12pt">200W</span><span style="font-family:宋体; font-size:12pt">；</span></p><p><span style="font-size:12pt">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><span style="font-family:宋体; font-size:12pt">外形尺寸：</span><span style="font-size:12pt">L</span><span style="font-family:宋体; font-size:12pt">&times;</span><span style="font-size:12pt">B</span><span style="font-family:宋体; font-size:12pt">&times;</span><span style="font-size:12pt">H&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 640</span><span style="font-family:宋体; font-size:12pt">&times;</span><span style="font-size:12pt">484</span><span style="font-family:宋体; font-size:12pt">&times;</span><span style="font-size:12pt">413mm</span><span style="font-family:宋体; font-size:12pt">；</span></p><p><span style="font-size:12pt">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><span style="font-family:宋体; font-size:12pt">重</span><span style="font-size:12pt">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><span style="font-family:宋体; font-size:12pt">量：约</span><span style="font-size:12pt">45kg</span><span style="font-family:宋体; font-size:12pt">。</span></p><p><span style="font-size:12pt">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><span style="font-family:宋体; font-size:12pt">表</span><span style="font-size:12pt">I</span></p><table border="1" cellpadding="0" cellspacing="0" class="MsoNormalTable" style="border-bottom:medium none; border-collapse:collapse; border-left:medium none; border-right:medium none; border-top:medium none; mso-border-alt:solid windowtext .5pt; mso-border-insideh:.5pt solid windowtext; mso-border-insidev:.5pt solid windowtext; mso-padding-alt:0cm 5.4pt 0cm 5.4pt"><tbody><tr><td style="height:25.5pt; width:184.3pt"><p style="text-align:center"><span style="font-family:宋体; font-size:12pt">直流试验电压</span></p></td><td style="height:25.5pt; width:184.3pt"><p style="text-align:center"><span style="font-family:宋体; font-size:12pt">缺陷电流阀值&mu;</span><span style="font-size:12pt">A</span></p></td></tr><tr><td style="background-color:transparent; height:19.85pt; width:184.3pt"><p style="text-align:center"><span style="font-size:12pt">350V</span></p></td><td style="background-color:transparent; height:19.85pt; width:184.3pt"><p style="text-align:center"><span style="font-size:12pt">5</span></p></td></tr><tr><td style="background-color:transparent; height:19.85pt; width:184.3pt"><p style="text-align:center"><span style="font-size:12pt">500V</span></p></td><td style="background-color:transparent; height:19.85pt; width:184.3pt"><p style="text-align:center"><span style="font-size:12pt">6</span></p></td></tr><tr><td style="background-color:transparent; height:19.85pt; width:184.3pt"><p style="text-align:center"><span style="font-size:12pt">750V</span></p></td><td style="background-color:transparent; height:19.85pt; width:184.3pt"><p style="text-align:center"><span style="font-size:12pt">7</span></p></td></tr><tr><td style="background-color:transparent; height:19.85pt; width:184.3pt"><p style="text-align:center"><span style="font-size:12pt">1000V</span></p></td><td style="background-color:transparent; height:19.85pt; width:184.3pt"><p style="text-align:center"><span style="font-size:12pt">8</span></p></td></tr><tr><td style="background-color:transparent; height:19.85pt; width:184.3pt"><p style="text-align:center"><span style="font-size:12pt">1500V</span></p></td><td style="background-color:transparent; height:19.85pt; width:184.3pt"><p style="text-align:center"><span style="font-size:12pt">10</span></p></td></tr><tr><td style="background-color:transparent; height:19.85pt; width:184.3pt"><p style="text-align:center"><span style="font-size:12pt">2000V</span></p></td><td style="background-color:transparent; height:19.85pt; width:184.3pt"><p style="text-align:center"><span style="font-size:12pt">12</span></p></td></tr><tr><td style="background-color:transparent; height:19.85pt; width:184.3pt"><p style="text-align:center"><span style="font-size:12pt">2500V</span></p></td><td style="background-color:transparent; height:19.85pt; width:184.3pt"><p style="text-align:center"><span style="font-size:12pt">14</span></p></td></tr><tr><td style="background-color:transparent; height:19.85pt; width:184.3pt"><p style="text-align:center"><span style="font-size:12pt">3000V</span></p></td><td style="background-color:transparent; height:19.85pt; width:184.3pt"><p style="text-align:center"><span style="font-size:12pt">16</span></p></td></tr></tbody></table><p><span style="font-size:12pt">&nbsp;</span></p><p style="text-align:center"><span style="font-family:黑体; font-size:15pt">三、仪器的工作原理</span></p><p><span style="font-family:宋体; font-size:12pt">该仪器采用高压法测量漆包线的漆层连续性，即漆膜是否有缺陷，它的原理是根据键盘输入的试验电压值，使相应电路产生一个所需电压，该电压如表</span><span style="font-size:12pt">I</span><span style="font-family:宋体; font-size:12pt">规定，相应电压加到高压轮上，仪器的导轮与收线轮相接并接到仪器测量输入电路，漆包线在高压轮上的</span><span style="font-size:12pt">V</span><span style="font-family:宋体; font-size:12pt">形槽中以规定的速度运行。一旦漆包线层有破损，高压即通过高压轮&mdash;&mdash;漆膜破损处&mdash;&mdash;漆包线芯线&mdash;&mdash;收线轮&mdash;&mdash;测量输入电路构成电流回路，当电流大于或等于规定缺陷电流阀值且持续时间</span><span style="font-size:12pt">&gt;5</span><span style="font-family:宋体; font-size:12pt">&plusmn;</span><span style="font-size:12pt">1ms</span><span style="font-family:宋体; font-size:12pt">时缺陷计数器记录一个缺陷。当试样走线长度达到预置长度时，仪器自动停机，停机后，仪器显示测试结果。</span></p><p><span style="font-size:12pt">&nbsp;</span></p><p style="text-align:center"><span style="font-family:黑体; font-size:15pt">四、仪器的使用方法和操作步骤</span></p><p><strong><span style="font-size:12pt">4.1</span></strong><span style="font-size:12pt">&nbsp; </span><span style="font-family:宋体; font-size:12pt">启动电源：插上的电源插头（必须用带地线的三芯插头），电源开关打开，数显管应显示&ldquo;</span><span style="font-size:12pt">0</span><span style="font-family:宋体; font-size:12pt">&rdquo;</span><span style="font-family:宋体; font-size:12pt">，如不正确，可按一下清零键&ldquo;</span><span style="font-size:12pt">CLR</span><span style="font-family:宋体; font-size:12pt">&rdquo;。</span></p><p><strong><span style="font-size:12pt">4.2</span></strong><span style="font-size:12pt">&nbsp; </span><span style="font-family:宋体; font-size:12pt">备线：将被检测漆包线的线头压在收线卷筒的滚花螺钉下，（线头漆层即可剥落），线在收线筒上绕一圈左右，并按</span><span style="font-size:12pt">GB/T4074.5-1999</span><span style="font-family:宋体; font-size:12pt">之规定方法经过导轮和高压电极。</span></p><p><strong><span style="font-size:12pt">4.3</span></strong><span style="font-size:12pt">&nbsp; </span><span style="font-family:宋体; font-size:12pt">根据所需试验电压，按一下相应按键，该电压指示灯亮，其他指示灯不亮。</span></p><p><strong><span style="font-size:12pt">4.4</span></strong><span style="font-size:12pt">&nbsp; </span><span style="font-family:宋体; font-size:12pt">将长度预置开关拨至所需试验长度位置。</span></p><p><strong><span style="font-size:12pt">4.5</span></strong><span style="font-size:12pt">&nbsp; </span><span style="font-family:宋体; font-size:12pt">按启动按钮&ldquo;</span><span style="font-size:12pt">START</span><span style="font-family:宋体; font-size:12pt">&rdquo;电机启动，试验电压自动加于试样之上，仪器进入工作状态。</span></p><p><strong><span style="font-size:12pt">4.6 </span></strong><span style="font-size:12pt">&nbsp;</span><span style="font-family:宋体; font-size:12pt">当试样有缺陷时，缺陷显示数码管自动显示相应缺陷数。</span></p><p><strong><span style="font-size:12pt">4.7 </span></strong><span style="font-size:12pt">&nbsp;</span><span style="font-family:宋体; font-size:12pt">当检测完预置长度时，仪器自动停止走线，高压自动切断，如需中途停机，可按一下停止键&ldquo;</span><span style="font-size:12pt">STOP</span><span style="font-family:宋体; font-size:12pt">&rdquo;。</span></p><p><strong><span style="font-size:12pt">4.8</span></strong><span style="font-size:12pt">&nbsp; </span><span style="font-family:宋体; font-size:12pt">需按上述已输入相同参数重复检测时，按一下启动键&ldquo;</span><span style="font-size:12pt">START</span><span style="font-family:宋体; font-size:12pt">&rdquo;，仪器即自动重复进行上述检测。且启动时，上一次检测数据同时被清除。</span></p><p><strong><span style="font-size:12pt">4.9</span></strong><span style="font-size:12pt">&nbsp; </span><span style="font-family:宋体; font-size:12pt">当需更换一个试样时，可用手将收线轮端盖向前抵紧，同时将大滚花螺母向后拉紧，（使二者产生较小位移），即可卸下端盖，取下试样后将端盖装上主轴复原即可。</span></p><p><span style="font-size:12pt">&nbsp;</span></p><p style="text-align:center"><span style="font-family:黑体; font-size:15pt">五、仪器的使用与注意事项</span></p><p><strong><span style="font-size:12pt">5.1</span></strong><span style="font-size:12pt">&nbsp; </span><span style="font-family:宋体; font-size:12pt">主机电源必须采用国家标准的三孔插座，其接线应按以下图所示：</span></p><p>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <img alt="" src="http://imgeditor.chem17.com/MTEditor/20110616/634438347524062500.PNG" style="height:137px; width:270px" /><br />&nbsp;</p><p>&nbsp;</p><p><strong><span style="font-size:12pt">5.2</span></strong><span style="font-size:12pt">&nbsp; </span><span style="font-family:宋体; font-size:12pt">为保证高压正常，要常用*擦抹高压轮和有机玻璃底座。</span></p><p><strong><span style="font-size:12pt">5.3</span></strong><span style="font-size:12pt">&nbsp; </span><span style="font-family:宋体; font-size:12pt">检测&le;</span><span style="font-family:宋体; font-size:12pt">&Phi;</span><span style="font-size:12pt">0.250mm</span><span style="font-family:宋体; font-size:12pt">线，采用外层</span><span style="font-family:宋体; font-size:12pt">&Phi;</span><span style="font-size:12pt">30mm</span><span style="font-family:宋体; font-size:12pt">双轮（高压电极），检测</span><span style="font-size:12pt">&gt;</span><span style="font-family:宋体; font-size:12pt">&Phi;</span><span style="font-size:12pt">0.250~</span><span style="font-family:宋体; font-size:12pt">&phi;</span><span style="font-size:12pt">1.6mm</span><span style="font-family:宋体; font-size:12pt">线，采用内层</span><span style="font-family:宋体; font-size:12pt">&Phi;</span><span style="font-size:12pt">50mm</span><span style="font-family:宋体; font-size:12pt">单轮（高压电极）。</span></p><p><strong><span style="font-size:12pt">5.4</span></strong><span style="font-size:12pt">&nbsp; </span><span style="font-family:宋体; font-size:12pt">如需测量直流试验电压时，必须采用相应量程的静电电压表（如</span><span style="font-size:12pt">Q5-V</span><span style="font-family:宋体; font-size:12pt">型）进行测量。测量时，静电电压表的正笔接高压电极，负笔接插入仪器背板的高压测试孔内。测量直流试验电压时，不能使用万用表等低电阻电压表测量。</span></p><p><strong><span style="font-size:12pt">5.5</span></strong><span style="font-size:12pt">&nbsp; </span><span style="font-family:宋体; font-size:12pt">仪器远离热源，避免有害气体腐蚀，并工作于相对湿度不大于</span><span style="font-size:12pt">75%</span><span style="font-family:宋体; font-size:12pt">的环境中。</span></p><p style="text-align:center"><span style="font-family:黑体; font-size:15pt">六、仪器的常见故障及排除方法</span></p><p><span style="font-family:宋体; font-size:12pt">我厂生产的仪器属批量生产，同一种仪器的电路板可以互换，用户在购置时随机配有电路板一套，当仪器使用日久发生故障时，将备用电路板换上，仪器即可正常工作。将故障电路板寄回我厂，我厂对电路板实行*维修。根据此原则：</span></p><p><span style="font-family:宋体; font-size:12pt">下面介绍常见故障及排除方法。</span></p><p><strong><span style="font-size:12pt">6.1</span></strong><span style="font-size:12pt">&nbsp; </span><span style="font-family:宋体; font-size:12pt">发生以下故障时更换电源板或检查电源容丝是否完好。</span></p><p><strong><span style="font-size:12pt">6.1.1</span></strong><span style="font-size:12pt">&nbsp; </span><span style="font-family:宋体; font-size:12pt">开启电源后，所有数码管不亮；</span></p><p><strong><span style="font-size:12pt">6.1.2</span></strong><span style="font-size:12pt">&nbsp; </span><span style="font-family:宋体; font-size:12pt">试验电压正常，但电机不转。</span></p><p><strong><span style="font-size:12pt">6.2&nbsp; </span></strong><span style="font-family:宋体; font-size:12pt">发生以下故障时，更换高压及缺陷电流检测板。</span></p><p><strong><span style="font-size:12pt">6.2.1</span></strong><span style="font-size:12pt">&nbsp; </span><span style="font-family:宋体; font-size:12pt">试验电压不正常。</span></p><p><strong><span style="font-size:12pt">6.2.2</span></strong><span style="font-size:12pt">&nbsp; </span><span style="font-family:宋体; font-size:12pt">试验电压正常，但不显示试验缺陷。</span></p><p><strong><span style="font-size:12pt">6.2.3</span></strong><span style="font-size:12pt">&nbsp; </span><span style="font-family:宋体; font-size:12pt">试验电压与输入电压不一致。</span></p><p><strong><span style="font-size:12pt">6.3&nbsp; </span></strong><span style="font-family:宋体; font-size:12pt">发生以下故障时，更换键盘电路板。</span></p><p><strong><span style="font-size:12pt">6.3.1</span></strong><span style="font-size:12pt">&nbsp; </span><span style="font-family:宋体; font-size:12pt">试验电压指示灯与输入试验电压值不一致。</span></p><p><strong><span style="font-size:12pt">6.3.2</span></strong><span style="font-size:12pt">&nbsp; </span><span style="font-family:宋体; font-size:12pt">按启动按键&ldquo;</span><span style="font-size:12pt">START</span><span style="font-family:宋体; font-size:12pt">&rdquo;后，无试验电压，且电机不转。</span></p><p><strong><span style="font-size:12pt">6.3.3</span></strong><span style="font-size:12pt">&nbsp; </span><span style="font-family:宋体; font-size:12pt">不能按预置试验长度自动停机。</span></p><p><strong><span style="font-size:12pt">6.3.4</span></strong><span style="font-size:12pt">&nbsp; </span><span style="font-family:宋体; font-size:12pt">试验电压不正常。</span></p><p><strong><span style="font-size:12pt">6.3.5</span></strong><span style="font-size:12pt">&nbsp; </span><span style="font-family:宋体; font-size:12pt">试验电压正常，但不显示试验缺陷。</span></p><p><span style="font-size:12pt">&nbsp;</span></p><p style="text-align:center"><span style="font-family:黑体; font-size:15pt">七、对本仪器的检定试验方法</span></p><p><strong><span style="font-size:12pt">7.1&nbsp; </span></strong><span style="font-family:宋体; font-size:12pt">高压电源各档试验电压试验方法：</span></p><p><strong><span style="font-size:12pt">7.1.1</span></strong><span style="font-size:12pt">&nbsp; </span><span style="font-family:宋体; font-size:12pt">试验电路</span></p><p>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <img alt="" src="http://imgeditor.chem17.com/MTEditor/20110616/634438348076562500.PNG" style="height:99px; width:321px" />&nbsp;</p><p>&nbsp;</p><p><strong><span style="font-size:12pt">7.1.2</span></strong><span style="font-size:12pt">&nbsp; </span><span style="font-family:宋体; font-size:12pt">仪器设备、工具</span></p><p><span style="font-size:12pt">350V</span><span style="font-family:宋体; font-size:12pt">、</span><span style="font-size:12pt">500V</span><span style="font-family:宋体; font-size:12pt">、</span><span style="font-size:12pt">750V</span><span style="font-family:宋体; font-size:12pt">高压采用</span><span style="font-size:12pt">0~750V</span><span style="font-family:宋体; font-size:12pt">静电电压表，用鳄鱼夹夹到被测点。</span></p><p><span style="font-size:12pt">1000V</span><span style="font-family:宋体; font-size:12pt">、</span><span style="font-size:12pt">1500V</span><span style="font-family:宋体; font-size:12pt">高压采用</span><span style="font-size:12pt">0~1500V</span><span style="font-family:宋体; font-size:12pt">静电电压表，用鳄鱼夹夹到被测点。</span></p><p><span style="font-size:12pt">2000V</span><span style="font-family:宋体; font-size:12pt">、</span><span style="font-size:12pt">2500V</span><span style="font-family:宋体; font-size:12pt">、</span><span style="font-size:12pt">3000V</span><span style="font-family:宋体; font-size:12pt">高压采用</span><span style="font-size:12pt">0~3000V</span><span style="font-family:宋体; font-size:12pt">静电电压表，用鳄鱼夹夹到被测点。</span></p><p><strong><span style="font-size:12pt">7.1.3</span></strong><span style="font-size:12pt">&nbsp; </span><span style="font-family:宋体; font-size:12pt">试验步骤</span></p><p><span style="font-family:宋体; font-size:12pt">从</span><span style="font-size:12pt">350~3000V</span><span style="font-family:宋体; font-size:12pt">分别键入各档试验电压并按上述方法分别对各档电压进行检测。检测时，必须按启动键&ldquo;</span><span style="font-size:12pt">START</span><span style="font-family:宋体; font-size:12pt">&rdquo;。</span></p><p><span style="font-family:宋体; font-size:12pt">经上述方法检测时，各档试验电压的误差不超过&plusmn;</span><span style="font-size:12pt">5%</span><span style="font-family:宋体; font-size:12pt">。</span></p><p><strong><span style="font-size:12pt">7.2&nbsp; </span></strong><span style="font-family:宋体; font-size:12pt">稳态短路试验方法</span></p><p><strong><span style="font-size:12pt">7.2.1</span></strong><span style="font-size:12pt">&nbsp; </span><span style="font-family:宋体; font-size:12pt">试验电路</span></p><p>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <img alt="" src="http://imgeditor.chem17.com/MTEditor/20110616/634438348705156250.PNG" style="height:137px; width:331px" /></p><p>&nbsp;</p><p><strong><span style="font-size:12pt">7.2.2</span></strong><span style="font-size:12pt">&nbsp; </span><span style="font-family:宋体; font-size:12pt">仪器设备、元器件</span></p><p><span style="font-family:宋体; font-size:12pt">数字万用表一块、鳄鱼夹一只（夹在输入电路）</span></p><p><strong><span style="font-size:12pt">7.2.3</span></strong><span style="font-size:12pt">&nbsp; </span><span style="font-family:宋体; font-size:12pt">测试步骤</span></p><p><span style="font-family:宋体; font-size:12pt">按启动键&ldquo;</span><span style="font-size:12pt">START</span><span style="font-family:宋体; font-size:12pt">&rdquo;并键入各档电压，分别测量各档试验电压的稳态短路电流。&mu;</span><span style="font-size:12pt">A</span><span style="font-family:宋体; font-size:12pt">表正极只能接高压轮，不能接在高压滤波电容上。</span></p><p><span style="font-family:宋体; font-size:12pt">经上述方法检测任一试验电压的稳态短路电流为</span><span style="font-size:12pt">25</span><span style="font-family:宋体; font-size:12pt">&plusmn;</span><span style="font-size:12pt">5</span><span style="font-family:宋体; font-size:12pt">&mu;</span><span style="font-size:12pt">A</span><span style="font-family:宋体; font-size:12pt">。</span></p><p><strong><span style="font-size:12pt">7.3</span></strong><span style="font-size:12pt">&nbsp; 50M</span><span style="font-family:宋体; font-size:12pt">&Omega;缺陷电阻引起接触轮（高压轮）压降试验方法。</span></p><p>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <img alt="" src="http://imgeditor.chem17.com/MTEditor/20110616/634438349067812500.PNG" style="height:102px; width:402px" /><br />&nbsp;</p><p><strong><span style="font-size:12pt">7.3.1</span></strong><strong><span style="font-size:12pt"> </span></strong><span style="font-size:12pt">&nbsp;</span><span style="font-family:宋体; font-size:12pt">试验电路</span></p><p><strong><span style="font-size:12pt">7.3.2</span></strong><strong><span style="font-size:12pt"> </span></strong><span style="font-size:12pt">&nbsp;</span><span style="font-family:宋体; font-size:12pt">仪器设备、元器件</span></p><p><span style="font-size:12pt">100M</span><span style="font-family:宋体; font-size:12pt">&Omega;电阻两只相并联，</span><span style="font-size:12pt">0~1500V</span><span style="font-family:宋体; font-size:12pt">静电电压表一块、鳄鱼夹两只，（一只夹输入电路，一只夹高压电源负端即高压测试柱。）</span></p><p><strong><span style="font-size:12pt">7.3.3</span></strong><span style="font-size:12pt">&nbsp; </span><span style="font-family:宋体; font-size:12pt">测试步骤</span></p><p><span style="font-family:宋体; font-size:12pt">分别测试</span><span style="font-size:12pt">350V~3000V</span><span style="font-family:宋体; font-size:12pt">各档试验电压时，</span><span style="font-size:12pt">50M</span><span style="font-family:宋体; font-size:12pt">&Omega;缺陷电阻引起接触轮压降不超过</span><span style="font-size:12pt">75%</span><span style="font-family:宋体; font-size:12pt">。</span></p><p><strong><span style="font-size:12pt">7.4</span></strong><span style="font-size:12pt">&nbsp; </span><span style="font-family:宋体; font-size:12pt">缺陷检测电路灵敏度试验方法：</span></p><p>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <img alt="" src="http://imgeditor.chem17.com/MTEditor/20110616/634438349422968750.PNG" style="height:120px; width:388px" /><br />&nbsp;</p><p><strong><span style="font-size:12pt">7.4.1</span></strong><strong><span style="font-size:12pt"> </span></strong><span style="font-size:12pt">&nbsp;</span><span style="font-family:宋体; font-size:12pt">试验电路</span></p><p><strong><span style="font-size:12pt">7.4.2</span></strong><strong><span style="font-size:12pt"> </span></strong><span style="font-size:12pt">&nbsp;</span><span style="font-family:宋体; font-size:12pt">仪器设备、元器件</span></p><p><span style="font-family:宋体; font-size:12pt">可调直流稳压电源（</span><span style="font-size:12pt">0~30V</span><span style="font-family:宋体; font-size:12pt">）一台数字万用表一块（</span><span style="font-size:12pt">50</span><span style="font-family:宋体; font-size:12pt">&mu;</span><span style="font-size:12pt">A</span><span style="font-family:宋体; font-size:12pt">档），鳄鱼夹两只（一只夹输入电路，一只夹高压电源负即高压测试柱）。</span></p><p><strong><span style="font-size:12pt">7.4.3</span></strong><span style="font-size:12pt">&nbsp; </span><span style="font-family:宋体; font-size:12pt">测试步骤</span></p><p><span style="font-family:宋体; font-size:12pt">键入一档试验电压，按启动键&ldquo;</span><span style="font-size:12pt">START</span><span style="font-family:宋体; font-size:12pt">&rdquo;，使仪器正常运转后缓慢调节可调直流稳压的输出电压，当缺陷显示数码管显示连续缺陷（即</span><span style="font-size:12pt">500</span><span style="font-family:宋体; font-size:12pt">&plusmn;</span><span style="font-size:12pt">50</span><span style="font-family:宋体; font-size:12pt">次</span><span style="font-size:12pt">/min</span><span style="font-family:宋体; font-size:12pt">）时，用微安表测得的电流即为该档电压的缺陷检测电路灵敏度（缺陷电流阀值）。用以上方法分别检测</span><span style="font-size:12pt">350V~2000V</span><span style="font-family:宋体; font-size:12pt">检六档试验电压的检测回路灵敏度，即</span><span style="font-size:12pt">50</span><span style="font-family:宋体; font-size:12pt">&mu;</span><span style="font-size:12pt">A</span><span style="font-family:宋体; font-size:12pt">电流表的示值应符合本说明书表</span><span style="font-size:12pt">I</span><span style="font-family:宋体; font-size:12pt">的规定，误差为&plusmn;</span><span style="font-size:12pt">10%</span><span style="font-family:宋体; font-size:12pt">。</span></p><p><strong><span style="font-size:12pt">7.5</span></strong><span style="font-size:12pt">&nbsp; </span><span style="font-family:宋体; font-size:12pt">缺陷检测电路响应时间试验方法：</span></p><p>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <img alt="" src="http://imgeditor.chem17.com/MTEditor/20110616/634438349824218750.PNG" style="height:117px; width:396px" /></p><p>&nbsp;</p><p><strong><span style="font-size:12pt">7.5.1</span></strong><strong><span style="font-size:12pt"> </span></strong><span style="font-size:12pt">&nbsp;</span><span style="font-family:宋体; font-size:12pt">试验电路</span></p><p><strong><span style="font-size:12pt">7.5.2</span></strong><strong><span style="font-size:12pt"> </span></strong><span style="font-size:12pt">&nbsp;</span><span style="font-family:宋体; font-size:12pt">仪器设备</span></p><p><span style="font-family:宋体; font-size:12pt">超低频信号发生器一台（</span><span style="font-size:12pt">XFD-8A</span><span style="font-family:宋体; font-size:12pt">），示波器一台（</span><span style="font-size:12pt">SR8</span><span style="font-family:宋体; font-size:12pt">等双踪示波器）。</span></p><p><strong><span style="font-size:12pt">7.5.3</span></strong><strong><span style="font-size:12pt"> </span></strong><span style="font-size:12pt">&nbsp;</span><span style="font-family:宋体; font-size:12pt">试验步骤</span></p><p><span style="font-family:宋体; font-size:12pt">键入一档试验电压，按启动键&ldquo;</span><span style="font-size:12pt">START</span><span style="font-family:宋体; font-size:12pt">&rdquo;，使仪器正常运转后缓慢，调节超低频信号发生器使之输出连续方波，直至缺陷显示数码管显示连续缺陷（即</span><span style="font-size:12pt">500</span><span style="font-family:宋体; font-size:12pt">&plusmn;</span><span style="font-size:12pt">25</span><span style="font-family:宋体; font-size:12pt">次</span><span style="font-size:12pt">/min</span><span style="font-family:宋体; font-size:12pt">）。此时示波器上所显示的方波其脉宽为</span><span style="font-size:12pt">5</span><span style="font-family:宋体; font-size:12pt">&plusmn;</span><span style="font-size:12pt">1ms</span><span style="font-family:宋体; font-size:12pt">。用上述方法分别检测</span><span style="font-size:12pt">350V~3000V</span><span style="font-family:宋体; font-size:12pt">共八档试验电压的缺陷检测响应时间均应为</span><span style="font-size:12pt">5</span><span style="font-family:宋体; font-size:12pt">&plusmn;</span><span style="font-size:12pt">1ms</span><span style="font-family:宋体; font-size:12pt">（即示波器上的脉冲宽度）。</span></p><p><strong><span style="font-size:12pt">7.6&nbsp; </span></strong><span style="font-family:宋体; font-size:12pt">缺陷检测电路重复计数频率试验方法</span></p><p><strong><span style="font-size:12pt">7.6.1</span></strong><strong><span style="font-size:12pt"> </span></strong><span style="font-size:12pt">&nbsp;</span><span style="font-family:宋体; font-size:12pt">试验电路</span></p><p>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <img alt="" src="http://imgeditor.chem17.com/MTEditor/20110616/634438350270156250.PNG" style="height:99px; width:149px" /><br />&nbsp;</p><p><strong><span style="font-size:12pt">7.6.2</span></strong><span style="font-size:12pt">&nbsp; </span><span style="font-family:宋体; font-size:12pt">仪器设备、元器件</span></p><p><span style="font-family:宋体; font-size:12pt">秒表一块、导线一根、鳄鱼夹一只（夹接输入电路）。</span></p><p><strong><span style="font-size:12pt">7.6.3</span></strong><span style="font-size:12pt">&nbsp; </span><span style="font-family:宋体; font-size:12pt">试验步骤</span></p><p><span style="font-family:宋体; font-size:12pt">首先将高压与输入用导线短接，任意键入一档高压试验电压，按下启动键&ldquo;</span><span style="font-size:12pt">START</span><span style="font-family:宋体; font-size:12pt">&rdquo;的同时，按下秒表计时，当缺陷显示为</span><span style="font-size:12pt">500</span><span style="font-family:宋体; font-size:12pt">时再按下秒表停止计时，读出秒表计时时间数，经换算后应为</span><span style="font-size:12pt">500</span><span style="font-family:宋体; font-size:12pt">&plusmn;</span><span style="font-size:12pt">25 </span><span style="font-family:宋体; font-size:12pt">次</span><span style="font-size:12pt">/min</span><span style="font-family:宋体; font-size:12pt">。</span></p><p><span style="font-size:12pt">&nbsp;</span></p><p style="text-align:center"><span style="font-family:黑体; font-size:15pt">八、其</span><span style="font-size:15pt">&nbsp;&nbsp; </span><span style="font-family:黑体; font-size:15pt">它</span></p><p><span style="font-family:宋体; font-size:12pt">仪器出厂时包括下列备附件</span></p><p><strong><span style="font-size:12pt">8.1&nbsp; </span></strong><span style="font-family:宋体; font-size:12pt">产品检定证书</span><span style="font-size:12pt">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><span style="font-family:宋体; font-size:12pt">一份</span></p><p><strong><span style="font-size:12pt">8.2&nbsp; </span></strong><span style="font-family:宋体; font-size:12pt">产品使用说明书</span><span style="font-size:12pt">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><span style="font-family:宋体; font-size:12pt">一份</span></p><p><strong><span style="font-size:12pt">8.3&nbsp; </span></strong><span style="font-family:宋体; font-size:12pt">附件</span></p><p><strong><span style="font-size:12pt">8.3.1</span></strong><strong><span style="font-size:12pt">&nbsp; </span></strong><span style="font-family:宋体; font-size:12pt">放线阻尼装置</span><span style="font-size:12pt">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 1</span><span style="font-family:宋体; font-size:12pt">套</span></p><p><strong><span style="font-size:12pt">8.3.2</span></strong><strong><span style="font-size:12pt">&nbsp; </span></strong><span style="font-family:宋体; font-size:12pt">电源保险丝（</span><span style="font-size:12pt">2.</span><span style="font-family:宋体; font-size:12pt">）</span><span style="font-size:12pt">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 1</span><span style="font-family:宋体; font-size:12pt">个</span></p><p><strong><span style="font-size:12pt">8.3.3</span></strong><strong><span style="font-size:12pt">&nbsp; </span></strong><span style="font-family:宋体; font-size:12pt">电源线</span><span style="font-size:12pt">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 1</span><span style="font-family:宋体; font-size:12pt">根</span></p><p><strong><span style="font-size:12pt">8.3.4</span></strong><strong><span style="font-size:12pt">&nbsp; </span></strong><span style="font-family:宋体; font-size:12pt">备用电路板</span><span style="font-size:12pt">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 3</span><span style="font-family:宋体; font-size:12pt">块</span></p><p>&nbsp;</p> 
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