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<title><![CDATA[bdmrkjliwei'职业博客]]> </title>
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<![CDATA[欢迎大家来我的博客上畅所欲言，共同交流，共同进步，希望这能成为我们共同合作进步的天空，禁止违法言论。]]>
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<link>http://bdmrkjliwei.blog.bokee.net/</link>
<language>zh-cn</language>
<creator>bdmrkjliwei</creator>
<pubDate>Tue, 28 Apr 2009 09:55:33 CST </pubDate>
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<item>
<title>供应10KV中性点接地电阻柜小电阻接地装置</title>
<link>http://www.bokee.net/blogmodule/weblogcomment_viewEntry/6071007.html</link>
<description>
<![CDATA[<br />MRD-XHZ系列 <br />发电机中性点消弧线圈 <br />选型手册 <br />联系人：李维 <br />手机：13503328120 <br />QQ：30554777 <br /><br /><br /><br /><br /><br /><br /><br /><br />序言 <br /><br />在电力系统中，发电机的中性点是否接地及如何接地运行，涉及技术、经济、安全等多个方面，是一个综合性的问题。根据不同的运行要求采用相应的接地方式，为保证人身和设备的安全，有必要加强对电气设备中性点接地方式的研究，以便确定一个既安全可靠又有利经济运行的接地方式。 <br />发电机中性点接地方式直接影响到供电的可靠性、线路和设备的绝缘水平，以及继电保护装置的功能等。随着电网运行指标的要求日益提高，中性点接地方式的正确选择就更加重要。 <br />发电机中性点采用非直接接地方式。发电机定子绕组发生单相接地故障时，由于不能构成短路回路，接地故障电流往往比负荷电流小得多，所以称这种系统为小接地电流系统。接地点流过的电流是发电机本身引出回路所连接元件（主母线、厂用分支线、主变压器低压绕组等）的对地电容电流。当超过允许值时(允许值参看表一)，将烧伤定子铁芯，进而损坏定子绕组绝缘，引起匝间或相间短路，故需要在发电机中性点采取经消弧线圈或高电阻接地的措施，以保护发电机免遭损坏。 <br />表1 <br />发电机定子绕组单相接地故障电流允许值 <br />发电机额定电压（kV） 发电机额定容量（MW） 故障电流允许值（A） <br />6.3 &le;50 4 <br />10.5 汽轮发电机 50～100 3 <br />水轮发电机 10～100 <br />13.8～15.75 汽轮发电机 125～200 2 <br />水轮发电机 40～225 <br />18～20 300～600 1 <br />*对于氢冷发电机接地电流允许值为2.5A <br /><br /><br /><br /><br /><br />1 发电机中性点接地方案介绍 <br />]]>
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<subject>产品</subject>
<author>bdmrkjliwei</author>
<category>产品</category>
<pubDate>Sun, 26 Sep 2010 11:21:49 CST </pubDate>
</item>

<item>
<title>电阻柜*中性点接地电阻柜*发电机中性点电阻柜*/消弧线圈*放电间隙*中性点间隙保护装置</title>
<link>http://www.bokee.net/blogmodule/weblogcomment_viewEntry/5521306.html</link>
<description>
<![CDATA[<div align="center"><span style="font-size: 22pt">&nbsp;</span></div>
<div align="center">&nbsp;</div>
<div align="center">&nbsp;</div>
<div align="center"><strong><span style="font-size: 22pt">MRD-XHZ</span></strong><strong><span style="font-size: 22pt">系列</span></strong></div>
<div align="center"><strong><span style="font-size: 22pt">发电机中性点消弧线圈</span></strong></div>
<div align="center"><strong><span style="font-size: 22pt">选型手册</span></strong></div>
<div style="text-indent: 65.25pt; line-height: 150%"><strong><span style="font-size: 26pt; line-height: 150%">联系人：李维</span></strong></div>
<div style="text-indent: 65.25pt; line-height: 150%"><strong><span style="font-size: 26pt; line-height: 150%">手机：</span></strong><strong><span style="font-size: 26pt; line-height: 150%">13503328120</span></strong></div>
<div style="text-indent: 65.25pt; line-height: 150%"><strong><span style="font-size: 26pt; line-height: 150%">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; QQ</span></strong><strong><span style="font-size: 26pt; line-height: 150%">：</span></strong><strong><span style="font-size: 26pt; line-height: 150%">30554777</span></strong></div>
<div><strong>&nbsp;</strong></div>
<div><strong>&nbsp;</strong></div>
<div><strong>&nbsp;</strong></div>
<div><strong>&nbsp;</strong></div>
<div><strong>&nbsp;</strong></div>
<div><strong>&nbsp;</strong></div>
<div><strong>&nbsp;</strong></div>
<div><strong>&nbsp;</strong></div>
<div style="text-indent: 24.1pt; line-height: 15pt" align="left"><strong><span style="font-size: 12pt; color: black">序言</span></strong></div>
<div style="text-indent: 24pt; line-height: 150%" align="left">&nbsp;</div>
<div style="text-indent: 24pt; line-height: 150%" align="left"><span style="font-size: 12pt; color: black; line-height: 150%">在电力系统中，发电机的中性点是否接地及如何接地运行，涉及技术、经济、安全等多个方面，是一个综合性的问题。根据不同的运行要求采用相应的接地方式，为保证人身和设备的安全，有必要加强对电气设备中性点接地方式的研究，以便确定一个既安全可靠又有利经济运行的接地方式。</span></div>
<div style="text-indent: 24pt; line-height: 150%" align="left"><span style="font-size: 12pt; color: black; line-height: 150%">发电机中性点接地方式直接影响到供电的可靠性、线路和设备的绝缘水平，以及继电保护装置的功能等。随着电网运行指标的要求日益提高，中性点接地方式的正确选择就更加重要。</span></div>
<div style="text-indent: 24pt; line-height: 150%" align="left"><span style="font-size: 12pt; color: black; line-height: 150%">发电机中性点采用非直接接地方式。发电机定子绕组发生单相接地故障时，由于不能构成短路回路，接地故障电流往往比负荷电流小得多，所以称这种系统为小接地电流系统。接地点流过的电流是发电机本身引出回路所连接元件（主母线、厂用分支线、主变压器低压绕组等）的对地电容电流。当超过允许值时</span><span style="font-size: 12pt; color: black; line-height: 150%">(</span><strong><span style="font-size: 12pt; color: black; line-height: 150%">允许值</span></strong><span style="font-size: 12pt; color: black; line-height: 150%">参看表一</span><span style="font-size: 12pt; color: black; line-height: 150%">)</span><span style="font-size: 12pt; color: black; line-height: 150%">，将烧伤定子铁芯，进而损坏定子绕组绝缘，引起匝间或相间短路，故需要在发电机中性点采取经消弧线圈或高电阻接地的措施，以保护发电机免遭损坏。</span></div>
<div style="text-indent: 72pt; line-height: 150%" align="left"><span style="font-size: 12pt; color: black; line-height: 150%">表1 </span></div>
<div align="center"><strong><span style="font-size: 12pt">发电机定子绕组单相接地故障电流允许值</span></strong></div>
<table cellspacing="0" cellpadding="0" border="1" style="border-right: medium none; border-top: medium none; margin: auto auto auto 32.4pt; border-left: medium none; border-bottom: medium none; border-collapse: collapse">
    <tbody>
        <tr style="height: 21.85pt">
            <td valign="top" width="151" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: windowtext 1pt solid; padding-left: 5.4pt; padding-bottom: 0cm; border-left: windowtext 1pt solid; width: 113.35pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 21.85pt; background-color: transparent">
            <div align="center"><span style="font-size: 9pt">发电机额定电压（</span><span style="font-size: 9pt">kV</span><span style="font-size: 9pt">）</span></div>
            </td>
            <td valign="top" width="173" colspan="2" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: windowtext 1pt solid; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 129.65pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 21.85pt; background-color: transparent">
            <div align="center"><span style="font-size: 9pt">发电机额定容量（</span><span style="font-size: 9pt">MW</span><span style="font-size: 9pt">）</span></div>
            </td>
            <td valign="top" width="156" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: windowtext 1pt solid; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 117pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 21.85pt; background-color: transparent">
            <div align="center"><span style="font-size: 9pt">故障电流允许值（</span><span style="font-size: 9pt">A</span><span style="font-size: 9pt">）</span></div>
            </td>
        </tr>
        <tr style="height: 20.8pt">
            <td valign="top" width="151" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: windowtext 1pt solid; width: 113.35pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 20.8pt; background-color: transparent">
            <div align="center"><span style="font-size: 9pt">6.3</span></div>
            </td>
            <td valign="top" width="173" colspan="2" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 129.65pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 20.8pt; background-color: transparent">
            <div align="center"><span style="font-size: 9pt">&le;</span><span style="font-size: 9pt">50</span></div>
            </td>
            <td valign="top" width="156" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 117pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 20.8pt; background-color: transparent">
            <div align="center"><span style="font-size: 9pt">4</span></div>
            </td>
        </tr>
        <tr style="height: 21.85pt; page-break-inside: avoid">
            <td width="151" rowspan="2" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: windowtext 1pt solid; width: 113.35pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 21.85pt; background-color: transparent">
            <div align="center"><span style="font-size: 9pt">10.5</span></div>
            </td>
            <td valign="top" width="98" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 73.15pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 21.85pt; background-color: transparent">
            <div align="center"><span style="font-size: 9pt">汽轮发电机</span></div>
            </td>
            <td valign="top" width="75" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 56.5pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 21.85pt; background-color: transparent">
            <div align="center"><span style="font-size: 9pt">50</span><span style="font-size: 9pt">～</span><span style="font-size: 9pt">100</span></div>
            </td>
            <td width="156" rowspan="2" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 117pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 21.85pt; background-color: transparent">
            <div align="center"><span style="font-size: 9pt">3</span></div>
            </td>
        </tr>
        <tr style="height: 10pt; page-break-inside: avoid">
            <td valign="top" width="98" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 73.15pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 10pt; background-color: transparent">
            <div align="center"><span style="font-size: 9pt">水轮发电机</span></div>
            </td>
            <td valign="top" width="75" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 56.5pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 10pt; background-color: transparent">
            <div align="center"><span style="font-size: 9pt">10</span><span style="font-size: 9pt">～</span><span style="font-size: 9pt">100</span></div>
            </td>
        </tr>
        <tr style="height: 21.85pt; page-break-inside: avoid">
            <td width="151" rowspan="2" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: windowtext 1pt solid; width: 113.35pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 21.85pt; background-color: transparent">
            <div align="center"><span style="font-size: 9pt">13.8</span><span style="font-size: 9pt">～</span><span style="font-size: 9pt">15.75</span></div>
            </td>
            <td valign="top" width="98" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 73.15pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 21.85pt; background-color: transparent">
            <div align="center"><span style="font-size: 9pt">汽轮发电机</span></div>
            </td>
            <td valign="top" width="75" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 56.5pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 21.85pt; background-color: transparent">
            <div align="center"><span style="font-size: 9pt">125</span><span style="font-size: 9pt">～</span><span style="font-size: 9pt">200</span></div>
            </td>
            <td width="156" rowspan="2" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 117pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 21.85pt; background-color: transparent">
            <div align="center"><span style="font-size: 9pt">2</span></div>
            </td>
        </tr>
        <tr style="height: 10pt; page-break-inside: avoid">
            <td valign="top" width="98" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 73.15pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 10pt; background-color: transparent">
            <div align="center"><span style="font-size: 9pt">水轮发电机</span></div>
            </td>
            <td valign="top" width="75" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 56.5pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 10pt; background-color: transparent">
            <div align="center"><span style="font-size: 9pt">40</span><span style="font-size: 9pt">～</span><span style="font-size: 9pt">225</span></div>
            </td>
        </tr>
        <tr style="height: 21.85pt">
            <td valign="top" width="151" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: windowtext 1pt solid; width: 113.35pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 21.85pt; background-color: transparent">
            <div align="center"><span style="font-size: 9pt">18</span><span style="font-size: 9pt">～</span><span style="font-size: 9pt">20</span></div>
            </td>
            <td valign="top" width="173" colspan="2" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 129.65pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 21.85pt; background-color: transparent">
            <div align="center"><span style="font-size: 9pt">300</span><span style="font-size: 9pt">～</span><span style="font-size: 9pt">600</span></div>
            </td>
            <td valign="top" width="156" style="border-right: windowtext 1pt solid; padding-right: 5.4pt; border-top: #ece9d8; padding-left: 5.4pt; padding-bottom: 0cm; border-left: #ece9d8; width: 117pt; padding-top: 0cm; border-bottom: windowtext 1pt solid; height: 21.85pt; background-color: transparent">
            <div align="center"><span style="font-size: 9pt">1</span></div>
            </td>
        </tr>
    </tbody>
</table>
<div style="text-indent: 72pt; line-height: 150%" align="left"><span style="font-size: 12pt; color: black; line-height: 150%">*</span><span style="font-size: 12pt; color: black; line-height: 150%">对于氢冷发电机接地电流允许值为2.5A</span></div>
<div style="text-indent: 72pt; line-height: 150%" align="left">&nbsp;</div>
<div style="text-indent: 72pt; line-height: 150%" align="left">&nbsp;</div>
<div style="line-height: 150%" align="left">&nbsp;</div>
<div style="text-indent: 24pt; line-height: 150%" align="left">&nbsp;</div>
<div style="line-height: 150%" align="left"><strong>&nbsp;</strong></div>
<div style="line-height: 150%" align="left"><strong><span style="font-size: 14pt; color: black; line-height: 150%">1 </span></strong><strong><span style="font-size: 14pt; color: black; line-height: 150%">发电机中性点接地方案介绍</span></strong></div>
<div style="text-indent: 24pt; line-height: 150%" align="left">&nbsp;</div>
<div style="text-indent: 24pt; line-height: 150%" align="left"><span style="font-size: 12pt; color: black; line-height: 150%">发电机中性点接地方式的选择，须考虑过电压对绝缘的损伤、定子单相接地电流对铁芯的损害、定子接地保护的配置和出口动作方式、接地装置的设计制造和系统运行等多方面的问题。</span></div>
<div style="text-indent: 24pt; line-height: 150%" align="left"><span style="font-size: 12pt; color: black; line-height: 150%">发电机的中性点主要采用不接地、经消弧线圈接地、经电阻或直接接地三种方式。</span></div>
<p><span style="font-size: 12pt; color: black">1</span><span style="font-size: 12pt; color: black">、发电机中性点不接地方式：当发电机单相接地时，接地点仅流过系统另两相与发电机有电气联系的电容电流，当这个电流较小时，故障点的电弧常能自动熄灭，故可大大提高供电的可靠性。当</span></p>]]>
</description>
<guid isPermaLink="false">http://www.bokee.net/blogmodule/weblogcomment_viewEntry/5521306.html</guid>
<subject>产品</subject>
<author>bdmrkjliwei</author>
<category>产品</category>
<pubDate>Wed, 14 Jul 2010 11:03:34 CST </pubDate>
</item>

<item>
<title>调容式消弧线圈说明书</title>
<link>http://www.bokee.net/blogmodule/weblogcomment_viewEntry/4896766.html</link>
<description>
<![CDATA[<p style="LINE-HEIGHT: 175%; TEXT-INDENT: 132pt; MARGIN: 0cm 0cm 0pt" class="MsoNormal"><strong style="mso-bidi-font-weight: normal"><span style="LINE-HEIGHT: 175%; FONT-FAMILY: 宋体; FONT-SIZE: 18pt" lang="EN-US">MRD-XHZ-II</span></strong><strong style="mso-bidi-font-weight: normal"><span style="LINE-HEIGHT: 175%; FONT-FAMILY: 宋体; FONT-SIZE: 18pt">系列调匝式消弧线圈<span lang="EN-US"><o:p></o:p></span></span></strong></p>
<p style="LINE-HEIGHT: 175%; TEXT-INDENT: 32.15pt; MARGIN: 0cm 0cm 0pt; mso-char-indent-count: 2.68" class="MsoNormal"><span style="LINE-HEIGHT: 175%; FONT-FAMILY: 宋体; FONT-SIZE: 12pt">我国的城市电网、农村电网及厂矿企业的供电系统的电压等级为<span lang="EN-US">6kV</span>～<span lang="EN-US">66kV</span>，一般采用中性点不接地方式。在电网发生单相接地时允许短时间内带故障运行（最长两小时），这就保证了供电的可靠性。但随着城市电网的快速发展，电缆线路所占比重增大，特别是在大型民用建筑以及住宅小区中，要求全部采用电缆供、配电。一般情况下电缆的电容电流比同等长度架空线的电容电流大<span lang="EN-US">25(</span>三芯电缆<span lang="EN-US">)</span>至<span lang="EN-US">50</span>倍<span lang="EN-US">(</span>单芯电缆<span lang="EN-US">)</span>，使电网的电容电流已达到<span lang="EN-US">30</span>～<span lang="EN-US">70A</span>。致使在电网发生单相接地时，不能可靠地熄弧，容易发展成为相间短路，从而引起电网保护动作跳闸<span lang="EN-US">,</span>不能确保一级负荷的供电可靠性。<span lang="EN-US"><o:p></o:p></span></span></p>
<p style="LINE-HEIGHT: 175%; TEXT-INDENT: 26.15pt; MARGIN: 0cm 0cm 0pt; mso-char-indent-count: 2.18" class="MsoNormal"><span style="LINE-HEIGHT: 175%; FONT-FAMILY: 宋体; FONT-SIZE: 12pt">电力行业标准<span lang="EN-US">&laquo;</span>交流电气装置的过电压保护和绝缘配合<span lang="EN-US">&raquo; (DL/T620-1997)</span>规定：<span lang="EN-US">3-10kV</span>架空线、<span lang="EN-US">35kV</span>、<span lang="EN-US">66kV</span>系统单相接地故障电容电流超过<span lang="EN-US">10A</span>；<span lang="EN-US">3-10KV</span>电缆线路系统单相接地故障电容电流超过<span lang="EN-US">30A,</span>应采用消弧线圈接地形式。为防止单相接地产生电弧<span lang="EN-US">,</span>尤其是间歇电弧<span lang="EN-US">,</span>而采取减小接地电流的措施。<span lang="EN-US"><o:p></o:p></span></span></p>
<p style="LINE-HEIGHT: 175%; TEXT-INDENT: 26.15pt; MARGIN: 0cm 0cm 0pt; mso-char-indent-count: 2.18" class="MsoNormal"><span style="LINE-HEIGHT: 175%; FONT-FAMILY: 宋体; FONT-SIZE: 12pt">近几年来国内一些厂家陆续研制开发了自动跟踪补偿消弧装置。它能自动跟踪电网参数的变化<span lang="EN-US">,</span>自动测量电容电流<span lang="EN-US">,</span>自动调整补偿电流<span lang="EN-US">, </span>过补、欠补均可运行，方式非常灵活。能较好地抑制弧光接地过电压、断线过电压和传递过电压等。消弧线圈的调谐方式可分为预调式和随调式两种。依据消弧线圈电抗的调节方法，可分为电动有载调匝式、直流偏磁式、调气隙式、调容式、短路高阻抗变压器式等等。<span lang="EN-US"><o:p></o:p></span></span></p>
<span style="FONT-FAMILY: 宋体; FONT-SIZE: 12pt; mso-font-kerning: 1.0pt; mso-bidi-font-family: 'Times New Roman'; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">我公司生产的<span lang="EN-US">MRD-XHZ-II</span>调匝式消弧线圈自动跟踪接地补偿成套装置实现了用快速动作的消弧线圈补偿使瞬时性单相接地故障自动消除，而对非瞬时性单相接地故障则在尽量短的时间内选出并跳</span>]]>
</description>
<guid isPermaLink="false">http://www.bokee.net/blogmodule/weblogcomment_viewEntry/4896766.html</guid>
<subject>产品</subject>
<author>bdmrkjliwei</author>
<category>产品</category>
<pubDate>Wed, 14 Apr 2010 16:14:07 CST </pubDate>
</item>

<item>
<title>供应MRD-NP110KV.220KV放电间隙</title>
<link>http://www.bokee.net/blogmodule/weblogcomment_viewEntry/4068814.html</link>
<description>
<![CDATA[]]>
</description>
<guid isPermaLink="false">http://www.bokee.net/blogmodule/weblogcomment_viewEntry/4068814.html</guid>
<subject>产品</subject>
<author>bdmrkjliwei</author>
<category>产品</category>
<pubDate>Wed, 05 Aug 2009 15:58:23 CST </pubDate>
</item>

<item>
<title>MRD放电间隙/微机消谐装置/二次消谐装置/消谐电阻器/零序电流互感器/小电流接地</title>
<link>http://www.bokee.net/blogmodule/weblogcomment_viewEntry/3891727.html</link>
<description>
<![CDATA[]]>
</description>
<guid isPermaLink="false">http://www.bokee.net/blogmodule/weblogcomment_viewEntry/3891727.html</guid>
<subject>产品</subject>
<author>bdmrkjliwei</author>
<category>产品</category>
<pubDate>Wed, 23 Sep 2009 08:19:31 CST </pubDate>
</item>

<item>
<title>MRD-BJ6kv-690v变压器中性点接地电阻柜</title>
<link>http://www.bokee.net/blogmodule/weblogcomment_viewEntry/3868537.html</link>
<description>
<![CDATA[<p>MRD-BJ变压器中性点接地电阻柜liwei 13503328120<br />
&nbsp;<br />
1．产品概述<br />
配电系统中性点接地方式通常有中性点不接地、中性点经电阻接地和中性点经消弧线圈接地。各种接地方式不同，使用方式也不同。随着国民经济的发展，许多城市配电网已经改变了过去以架空线路为主的局面，而是以电缆线路为主，与此同时，一些新型设备，如结构紧凑的封闭式SF6开关柜、交联聚乙烯电缆以及氧化锌避雷器等得到越来越广泛的应用，这就使得原来沿用的非有效接地方式有些不适用。因此，如何有效经济的设置中性点接地成为当前供电工作的重点。<br />
目前，我国已有不少配电网中性点采用了经电阻接地的运行方式。安装中性点接地电阻柜后，当发生非金属性接地时，受接地点电阻的影响，流过接地点和中性点的电流比金属性接地时有显著降低，同时，健全相电压上升也显著降低，零序电压值约为单相金属性接地的一半。由此可见，采用中性点经电阻接地，可降低单相接地时的暂态过电压、消除弧光</p>]]>
</description>
<guid isPermaLink="false">http://www.bokee.net/blogmodule/weblogcomment_viewEntry/3868537.html</guid>
<subject>产品</subject>
<author>bdmrkjliwei</author>
<category>产品</category>
<pubDate>Tue, 04 Aug 2009 09:22:51 CST </pubDate>
</item>

<item>
<title>MRD-NP放电间隙/微机消谐/消谐装置/发电机中性点接地电阻柜/零序电流互感器</title>
<link>http://www.bokee.net/blogmodule/weblogcomment_viewEntry/3862753.html</link>
<description>
<![CDATA[]]>
</description>
<guid isPermaLink="false">http://www.bokee.net/blogmodule/weblogcomment_viewEntry/3862753.html</guid>
<subject>产品</subject>
<author>bdmrkjliwei</author>
<category>产品</category>
<pubDate>Tue, 13 Oct 2009 10:04:02 CST </pubDate>
</item>

<item>
<title>MRD-NP放电间隙/微机消谐/消谐装置/发电机中性点接地电阻柜/零序电流互感器</title>
<link>http://www.bokee.net/blogmodule/weblogcomment_viewEntry/3857140.html</link>
<description>
<![CDATA[<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 76.2pt; TEXT-ALIGN: left; mso-char-indent-count: 3.45" align="left"><strong style="mso-bidi-font-weight: normal"><span lang="EN-US" style="FONT-SIZE: 22pt; FONT-FAMILY: 宋体">MRD-KCX</span></strong><strong style="mso-bidi-font-weight: normal"><span style="FONT-SIZE: 22pt; FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">型微机消谐装置</span></strong><strong style="mso-bidi-font-weight: normal"><span lang="EN-US" style="FONT-SIZE: 22pt"><o:p></o:p></span></strong></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 141.55pt; mso-char-indent-count: 6.41"><strong style="mso-bidi-font-weight: normal"><span style="FONT-SIZE: 22pt; FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">使用手册</span></strong><strong><span lang="EN-US" style="FONT-SIZE: 22pt"><o:p></o:p></span></strong></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center" align="center"><strong><span lang="EN-US" style="FONT-SIZE: 22pt; mso-bidi-font-size: 11.0pt"><o:p><font face="宋体">&nbsp;</font></o:p></span></strong></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center" align="center"><strong><span lang="EN-US" style="FONT-SIZE: 22pt; mso-bidi-font-size: 11.0pt"><o:p><font face="宋体">&nbsp;</font></o:p></span></strong></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center" align="center"><strong><span lang="EN-US" style="FONT-SIZE: 22pt; mso-bidi-font-size: 11.0pt"><o:p><font face="宋体">&nbsp;</font></o:p></span></strong></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center" align="center"><strong><span lang="EN-US" style="FONT-SIZE: 22pt; mso-bidi-font-size: 11.0pt"><o:p><font face="宋体">&nbsp;</font></o:p></span></strong></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-ALIGN: center" align="center"><strong><span lang="EN-US" style="FONT-SIZE: 22pt; mso-bidi-font-size: 11.0pt"><o:p><font face="宋体">&nbsp;</font></o:p></span></strong></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt"><strong><span lang="EN-US" style="FONT-SIZE: 18pt; mso-bidi-font-size: 11.0pt"><o:p><font face="宋体">&nbsp;</font></o:p></span></strong></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 98.5pt; mso-char-indent-count: 5.45"><strong><span style="FONT-SIZE: 18pt; FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 11.0pt">联</span></strong><font face="宋体"><strong><span style="FONT-SIZE: 18pt; mso-bidi-font-size: 11.0pt"> </span></strong><strong><span style="FONT-SIZE: 18pt; FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 11.0pt">系</span></strong><strong><span style="FONT-SIZE: 18pt; mso-bidi-font-size: 11.0pt"> </span></strong><strong><span style="FONT-SIZE: 18pt; FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 11.0pt">人：李维</span></strong><strong><span lang="EN-US" style="FONT-SIZE: 18pt; mso-bidi-font-size: 11.0pt"><span style="mso-tab-count: 1"> </span><o:p></o:p></span></strong></font></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 98.5pt; mso-char-indent-count: 5.45"><strong><span style="FONT-SIZE: 18pt; FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 11.0pt">手</span></strong><font face="宋体"><strong><span style="FONT-SIZE: 18pt; mso-bidi-font-size: 11.0pt"> </span></strong><strong><span style="FONT-SIZE: 18pt; FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 11.0pt">机：</span></strong><strong><span lang="EN-US" style="FONT-SIZE: 18pt; mso-bidi-font-size: 11.0pt">13503328120<span style="mso-tab-count: 1"> </span><o:p></o:p></span></strong></font></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 98.5pt; mso-char-indent-count: 5.45"><strong><span style="FONT-SIZE: 18pt; FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 11.0pt">电</span></strong><font face="宋体"><strong><span style="FONT-SIZE: 18pt; mso-bidi-font-size: 11.0pt"> </span></strong><strong><span style="FONT-SIZE: 18pt; FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 11.0pt">话：</span></strong><strong><span lang="EN-US" style="FONT-SIZE: 18pt; mso-bidi-font-size: 11.0pt">0312-3118989-804<o:p></o:p></span></strong></font></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 98.5pt; mso-char-indent-count: 5.45"><strong><span style="FONT-SIZE: 18pt; FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 11.0pt">传</span></strong><font face="宋体"><strong><span style="FONT-SIZE: 18pt; mso-bidi-font-size: 11.0pt"> </span></strong><strong><span style="FONT-SIZE: 18pt; FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 11.0pt">真：</span></strong><strong><span lang="EN-US" style="FONT-SIZE: 18pt; mso-bidi-font-size: 11.0pt">0312-3110105<o:p></o:p></span></strong></font></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 98.5pt; mso-char-indent-count: 5.45"><strong><span style="FONT-SIZE: 18pt; FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 11.0pt">邮</span></strong><font face="宋体"><strong><span style="FONT-SIZE: 18pt; mso-bidi-font-size: 11.0pt"> </span></strong><strong><span style="FONT-SIZE: 18pt; FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri; mso-bidi-font-size: 11.0pt">箱：</span></strong><strong><span lang="EN-US" style="FONT-SIZE: 18pt; mso-bidi-font-size: 11.0pt"><a href="mailto:lihw_915@163.com">lihw_915@163.com</a><o:p></o:p></span></strong></font></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 98.5pt; mso-char-indent-count: 5.45"><strong><span lang="EN-US" style="FONT-SIZE: 18pt; mso-bidi-font-size: 11.0pt"><font face="宋体">Q Q: 30554777<o:p></o:p></font></span></strong></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 153.1pt; TEXT-ALIGN: left; mso-char-indent-count: 9.53" align="left"><strong style="mso-bidi-font-weight: normal"><span lang="EN-US" style="FONT-SIZE: 16pt"><o:p><font face="宋体">&nbsp;</font></o:p></span></strong></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 20.25pt; TEXT-ALIGN: left" align="left"><span lang="EN-US" style="FONT-SIZE: 15pt; FONT-FAMILY: 宋体"><o:p>&nbsp;</o:p></span></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 20.25pt; TEXT-ALIGN: left" align="left"><span lang="EN-US" style="FONT-SIZE: 15pt; FONT-FAMILY: 宋体"><o:p>&nbsp;</o:p></span></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 20.25pt; TEXT-ALIGN: center" align="center"><span lang="EN-US" style="FONT-SIZE: 15pt; FONT-FAMILY: 宋体">MRD-KCX</span><span style="FONT-SIZE: 15pt; FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">型微机消谐装置</span><span lang="EN-US" style="FONT-SIZE: 15pt"><o:p></o:p></span></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 20.25pt; TEXT-ALIGN: left" align="left"><span lang="EN-US"><o:p><font face="宋体" size="3">&nbsp;</font></o:p></span></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 20.25pt; TEXT-ALIGN: left" align="left"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri"><font size="3">一、装置概述</font></span></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 20.25pt; TEXT-ALIGN: left" align="left"><span lang="EN-US"><o:p><font face="宋体" size="3">&nbsp;</font></o:p></span></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt 19.95pt; TEXT-ALIGN: left; mso-para-margin-left: 1.9gd" align="left"><font face="宋体"><font size="3"><span lang="EN-US"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp; </span>MRD-KCX</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">型微机消谐装置是我公司针对</span><span lang="EN-US">66KV</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">、</span><span lang="EN-US">35KV</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">、</span><span lang="EN-US">10KV</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">、</span><span lang="EN-US">6KV</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">、</span><span lang="EN-US">3KV</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">及以下电压等级的中性点不接地或经电阻、消弧线圈接地系统，由于铁磁谐振而时常发生的电压互感器（</span><span lang="EN-US">PT</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">）烧毁甚至爆炸的恶性事故，新近研制生产的一种智能消谐装置。本装置利用</span><span lang="EN-US">80C196</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">单片机作为检测、控制的核心元件，采用大功率、无触点元件消谐，以液晶显示器（</span><span lang="EN-US">LCD</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">）、信号指示灯、微型打印机为人机接口，配以最先进的智能化软件，从而使操作更简单、更直观、更准确。</span></font></font></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt 19.95pt; TEXT-ALIGN: left; mso-para-margin-left: 1.9gd" align="left"><font face="宋体"><font size="3"><span lang="EN-US"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp; </span></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">该装置可实时监测并显示</span><span lang="EN-US">PT</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">开口三角电压</span><span lang="EN-US">17Hz</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">、</span><span lang="EN-US">25Hz</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">、</span><span lang="EN-US">50Hz</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">、</span><span lang="EN-US">150Hz</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">四种频率的电压分量，发生故障时可迅速启动，并可以区分过电压、铁磁谐振以及单相接地，给出相应的报警信号；如是谐振故障，可迅速启动消谐器件进行消谐；并配有通信接口把故障信息传送至有关部门，适用于无人值守变电站。</span></font></font></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 20.25pt; TEXT-ALIGN: left" align="left"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri"><font size="3">二、工作原理</font></span></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 20.25pt; TEXT-ALIGN: left" align="left"><span lang="EN-US"><o:p><font face="宋体" size="3">&nbsp;</font></o:p></span></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt 19.95pt; TEXT-ALIGN: left; mso-para-margin-left: 1.9gd" align="left"><font face="宋体"><font size="3"><span lang="EN-US"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp; </span></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">本装置采用了</span><span lang="EN-US">80C196</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">单片微机作为核心，对</span><span lang="EN-US">PT</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">开口三角电压（即：零序电压）进行循环检测，在正常工作情况下，该电压在</span><span lang="EN-US">30V</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">以下，装置内的大功率消谐元件处于阻断状态，对系统无任何影响。当</span><span lang="EN-US">PT</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">开口三角电压大于</span><span lang="EN-US">30V</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">时，说明系统出现故障，本装置对电压互感器开口三角电压进行数据采集，然后对数据进行分析，判断出当前的故障状态；如果是某种频率的铁磁谐振，迅速启动消谐电路予以消除。如果是过电压或接地，装置给出相应的报警信号。</span></font></font></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt 19.95pt; TEXT-ALIGN: left; mso-para-margin-left: 1.9gd" align="left"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri"><font size="3">对于各种故障，装置可以分别给出报警信号和显示、打印，并自动记录、存贮有关故障信息，并上报给上位机。</font></span></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 20.25pt; TEXT-ALIGN: left" align="left"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri"><font size="3">三、技术参数</font></span></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 20.25pt; TEXT-ALIGN: left" align="left"><span lang="EN-US"><o:p><font face="宋体" size="3">&nbsp;</font></o:p></span></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 20.25pt; TEXT-ALIGN: left" align="left"><font face="宋体"><font size="3"><span lang="EN-US"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp; </span></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">（</span><span lang="EN-US">1</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">）工作电源：</span><span lang="EN-US">DC/AC220V</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">；</span></font></font></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 20.25pt; TEXT-ALIGN: left" align="left"><font face="宋体"><font size="3"><span lang="EN-US"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp; </span></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">（</span><span lang="EN-US">2</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">）电压等级：</span><span lang="EN-US">1</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">个；</span></font></font></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 20.25pt; TEXT-ALIGN: left" align="left"><font face="宋体"><font size="3"><span lang="EN-US"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp; </span></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">（</span><span lang="EN-US">3</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">）母线段数：</span><span lang="EN-US">1</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">段；</span></font></font></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt 15.75pt; TEXT-INDENT: 4.2pt; TEXT-ALIGN: left; mso-char-indent-count: .4; mso-para-margin-left: 1.5gd" align="left"><font face="宋体"><font size="3"><span lang="EN-US"><span style="mso-spacerun: yes">&nbsp;&nbsp; </span></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">（</span><span lang="EN-US">4</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">）可消除谐振频率：</span><span lang="EN-US">17Hz</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">（</span><span lang="EN-US">1/3</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">分频）、</span><span lang="EN-US">25Hz</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">（</span><span lang="EN-US">1/2</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">分频）、</span><span lang="EN-US">50Hz</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">（工频）、</span><span lang="EN-US">150Hz</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">（</span><span lang="EN-US">3</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">倍频）及以上频率的铁磁谐振。</span></font></font></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 20.25pt; TEXT-ALIGN: left" align="left"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri"><font size="3">四、使用条件</font></span></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 20.25pt; TEXT-ALIGN: left" align="left"><span lang="EN-US"><span style="mso-spacerun: yes"><font face="宋体" size="3">&nbsp;&nbsp;&nbsp; </font></span></span></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 20.25pt; TEXT-ALIGN: left" align="left"><font face="宋体"><font size="3"><span lang="EN-US"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp; </span></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">（</span><span lang="EN-US">1</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">）户内使用，并且屋内通风良好；</span></font></font></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 20.25pt; TEXT-ALIGN: left" align="left"><font face="宋体"><font size="3"><span lang="EN-US"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp; </span></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">（</span><span lang="EN-US">2</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">）环境温度：</span><span lang="EN-US">-10</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">℃～</span><span lang="EN-US">40</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">℃；</span></font></font></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 20.25pt; TEXT-ALIGN: left" align="left"><font face="宋体"><font size="3"><span lang="EN-US"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp; </span></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">（</span><span lang="EN-US">3</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">）相对湿度&le;</span><span lang="EN-US">95%</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">，表面无霜；</span></font></font></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 20.25pt; TEXT-ALIGN: left" align="left"><font face="宋体"><font size="3"><span lang="EN-US"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp; </span></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">（</span><span lang="EN-US">4</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">）大气压力</span><span lang="EN-US">80</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">～</span><span lang="EN-US">110kpa</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">；</span></font></font></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 20.25pt; TEXT-ALIGN: left" align="left"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri"><font size="3">五、定货须知</font></span></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 20.25pt; TEXT-ALIGN: left" align="left"><span lang="EN-US"><o:p><font face="宋体" size="3">&nbsp;</font></o:p></span></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 20.25pt; TEXT-ALIGN: left" align="left"><font face="宋体"><font size="3"><span lang="EN-US"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp; </span></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">（</span><span lang="EN-US">1</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">）产品名称、型号及订货数量；</span></font></font></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 20.25pt; TEXT-ALIGN: left" align="left"><font face="宋体"><font size="3"><span lang="EN-US"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp; </span></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">（</span><span lang="EN-US">2</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">）工作电源的电压额定值要求；</span></font></font></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 20.25pt; TEXT-ALIGN: left" align="left"><font face="宋体"><font size="3"><span lang="EN-US"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp; </span></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">（</span><span lang="EN-US">3</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">）特殊的功能要求及备品备件；</span></font></font></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 20.25pt; TEXT-ALIGN: left" align="left"><font face="宋体"><font size="3"><span lang="EN-US"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp; </span></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">（</span><span lang="EN-US">4</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">）若不能满足装置的使用条件或有其它要求时，定货时予以说明；</span></font></font></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 20.25pt; TEXT-ALIGN: left" align="left"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri"><font size="3">六、装置特点</font></span></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 20.25pt; TEXT-ALIGN: left" align="left"><span lang="EN-US"><o:p><font face="宋体" size="3">&nbsp;</font></o:p></span></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt 19.95pt; TEXT-ALIGN: left; mso-para-margin-left: 1.9gd" align="left"><font face="宋体"><font size="3"><span lang="EN-US"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp; </span></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">（</span><span lang="EN-US">1</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">）数据采集、运算、逻辑判断、控制输出等速度快，精度高，抗干扰、自检及自恢复能力强；</span></font></font></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 20.25pt; TEXT-ALIGN: left" align="left"><font face="宋体"><font size="3"><span lang="EN-US"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp; </span></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">（</span><span lang="EN-US">2</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">）综合国内各种先进技术，多年的现场运行经验，性能稳定，安全可靠；</span></font></font></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 20.25pt; TEXT-ALIGN: left" align="left"><font face="宋体"><font size="3"><span lang="EN-US"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp; </span></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">（</span><span lang="EN-US">3</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">）采用液晶显示器（</span><span lang="EN-US">LCD</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">），中文菜单，显示信息直观；</span></font></font></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt 19.95pt; TEXT-ALIGN: left; mso-para-margin-left: 1.9gd" align="left"><font face="宋体"><font size="3"><span lang="EN-US"><span style="mso-spacerun: yes">&nbsp;&nbsp; </span></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">（</span><span lang="EN-US">4</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">）实时显示</span><span lang="EN-US">PT</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">开口三角电压</span><span lang="EN-US">4</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">种频率（</span><span lang="EN-US">3</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">分频</span><span lang="EN-US">/17Hz</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">、</span><span lang="EN-US">2</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">分频</span><span lang="EN-US">/25Hz</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">、工频</span><span lang="EN-US">/50Hz</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">、</span><span lang="EN-US">3</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">倍频</span><span lang="EN-US">/150Hz</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">）的电压分量；</span></font></font></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt 19.95pt; TEXT-ALIGN: left; mso-para-margin-left: 1.9gd" align="left"><font face="宋体"><font size="3"><span lang="EN-US"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp; </span></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">（</span><span lang="EN-US">5</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">）可以判别过电压、铁磁谐振以及单相接地，并对铁磁谐振迅速消除；对各种故障均可给出告警信号并显示、打印和保存有关信息；并可以及时打印输出故障报告（故障类型、故障时间及</span><span lang="EN-US">PT</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">开口三角电压</span><span lang="EN-US">4</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">种频率的电压分量）；</span></font></font></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 20.25pt; TEXT-ALIGN: left" align="left"><font face="宋体"><font size="3"><span lang="EN-US"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp; </span></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">（</span><span lang="EN-US">6</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">）有记忆功能，可存储</span><span lang="EN-US">5</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">次最近发生的故障信息，掉电后不丢失；</span></font></font></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 20.25pt; TEXT-ALIGN: left" align="left"><font face="宋体"><font size="3"><span lang="EN-US"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp; </span></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">（</span><span lang="EN-US">7</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">）采用大功率、无触点消谐元件，启动迅速；</span></font></font></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 20.25pt; TEXT-ALIGN: left" align="left"><font face="宋体"><font size="3"><span lang="EN-US"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp; </span></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">（</span><span lang="EN-US">8</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">）调试和维护简单、方便；</span></font></font></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 20.25pt; TEXT-ALIGN: left" align="left"><font face="宋体"><font size="3"><span lang="EN-US"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp; </span></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">（</span><span lang="EN-US">9</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">）适用于各种电压等级的</span><span lang="EN-US">PT</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">；</span></font></font></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 20.25pt; TEXT-ALIGN: left" align="left"><font face="宋体"><font size="3"><span lang="EN-US"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp; </span></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">（</span><span lang="EN-US">10</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">）可配置通信接口把各种故障信息传送至有关部门，适用于无人职守变电站。</span></font></font></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 20.25pt; TEXT-ALIGN: left" align="left"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri"><font size="3">七、操作说明</font></span></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 20.25pt; TEXT-ALIGN: left" align="left"><span lang="EN-US"><o:p><font face="宋体" size="3">&nbsp;</font></o:p></span></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 20.25pt; TEXT-ALIGN: left" align="left"><font face="宋体"><font size="3"><span lang="EN-US"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp; </span>1</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">、加电投运</span></font></font></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt 25.2pt; TEXT-INDENT: -5.25pt; TEXT-ALIGN: left; mso-char-indent-count: -.5; mso-para-margin-left: 1.9gd" align="left"><font face="宋体"><font size="3"><span lang="EN-US"><span style="mso-spacerun: yes">&nbsp;&nbsp;&nbsp; </span></span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">参照端子排正确接线后，给装置上电，绿色&ldquo;电源&rdquo;和&ldquo;运行&rdquo;灯亮，液晶显示器实时显示开口三角电压</span><span lang="EN-US">17 Hz</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">、</span><span lang="EN-US">25 Hz</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">、</span><span lang="EN-US">50 Hz</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">、</span><span lang="EN-US">150 Hz</span><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">四种频率的电压分量：</span></font></font></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt 25.2pt; TEXT-INDENT: -5.25pt; TEXT-ALIGN: left; mso-char-indent-count: -.5; mso-para-margin-left: 1.9gd" align="left"><span lang="EN-US"><font size="3"><v:shapetype id="_x0000_t75" coordsize="21600,21600" o:spt="75" o:preferrelative="t" path="m@4@5l@4@11@9@11@9@5xe" filled="f" stroked="f"><v:stroke joinstyle="miter"></v:stroke><v:formulas><v:f eqn="if lineDrawn pixelLineWidth 0"></v:f><v:f eqn="sum @0 1 0"></v:f><v:f eqn="sum 0 0 @1"></v:f><v:f eqn="prod @2 1 2"></v:f><v:f eqn="prod @3 21600 pixelWidth"></v:f><v:f eqn="prod @3 21600 pixelHeight"></v:f><v:f eqn="sum @0 0 1"></v:f><v:f eqn="prod @6 1 2"></v:f><v:f eqn="prod @7 21600 pixelWidth"></v:f><v:f eqn="sum @8 21600 0"></v:f><v:f eqn="prod @7 21600 pixelHeight"></v:f><v:f eqn="sum @10 21600 0"></v:f></v:formulas><v:path o:extrusionok="f" gradientshapeok="t" o:connecttype="rect"></v:path><o:lock v:ext="edit" aspectratio="t"></o:lock></v:shapetype><v:shape id="_x0000_i1025" style="WIDTH: 116.25pt; HEIGHT: 69.75pt" type="#_x0000_t75" o:ole=""><v:imagedata src="file:///C:\DOCUME~1\李维\LOCALS~1\Temp\msohtml1\01\clip_image001.emz" o:title=""></v:imagedata></v:shape></font></span></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt 25.2pt; TEXT-INDENT: -5.25pt; TEXT-ALIGN: left; mso-char-indent-count: -.5; mso-para-margin-left: 1.9gd" align="left"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri"><font size="3">接&ldquo;&darr;&rdquo;键显示系统时间，再接&ldquo;&uarr;&rdquo;键返回。</font></span></p>
<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt 25.2pt; TEXT-INDENT: -5.25pt; TEXT-ALIGN: left; mso-char-indent-count: -.5; mso-para-margin-left: 1.9gd" align="left"><span style="FONT-FAMILY: 宋体; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri"><font size="3">系统发生故障，显示、打印并保存故障信息。显示格式如下：</font></span></p>
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<pubDate>Tue, 13 Oct 2009 10:04:02 CST </pubDate>
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<title>供应MRD-NP-110KV放电间隙35KV BJ变压器中性点接地电阻柜</title>
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<pubDate>Mon, 13 Jul 2009 09:09:31 CST </pubDate>
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<title>MRD-196H微机小电流接地选线装置</title>
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<pubDate>Sat, 08 Aug 2009 09:13:11 CST </pubDate>
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