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class="h1">新闻资讯</div> <div class="h2">您所在的ä½ç½®åQ?a href="/">首页</a> > <a href="/news/hyzx/">行业资讯</a> > 详细内容</div> </div> </div> <div class="ny_product_detail"> <div class="ny_case_xq_t"> <h1>甉|°”讑֤‡çš„外壳需è¦åšå¥½å“ªäº›é˜²æŠ?/h1> </div> <div class="ny_case_xq_c"> <span>æ–‡ç« æ¥æºåQ?a href='http://www.coe4zl8q.cn/news/473.html'>http://www.coe4zl8q.cn/news/473.html</a></span> <span>å‘表旉™—´åQ?023-07-20</span> </div> <div class="ny_case_xq_contact"><p>      <a href="http://www.coe4zl8q.cn/supply/274.html" target="_blank">æ²›_—é…电½Ž?/a>厂家表示<span>甉|°”讑֤‡çš„应用很普éåQŒå®ƒçš„防护也很有必è¦åQ?/span>一¿U是甉|°”讑֤‡çš„外壛_º”有防护性接地或接零åQ›å¦ä¸€¿Uæ˜¯æŽ¥åœ°ä¿æŠ¤ä¸ŽæŽ¥é›¶ä¿æŠ¤ç»Ÿ¿UîC¿æŠ¤æŽ¥åœŽÍ¼Œæ˜¯äؓ了防止ähíw«è§¦ç”µäº‹æ•…ã€ä¿è¯ç”µæ°”设备正常è¿è¡Œæ‰€é‡‡å–的一™åšw‡è¦æŠ€æœ¯æŽªæ–½ã€?</p> <p> <img style="max-width:100%;" src="/uploads/image/20230720/20230720113109_9994.jpg" alt="" /> </p> <p> <br /> </p>      ˜q™ä¸¤¿Uä¿æŠ¤çš„ä¸åŒç‚¹ä¸»è¦è¡¨çŽ°åœ¨ä¸‰ä¸ªæ–šw¢åQšä¸€æ˜¯ä¿æŠ¤åŽŸç†ä¸åŒã€‚接åœîC¿æŠ¤çš„åŸºæœ¬åŽŸç†æ˜¯é™åˆ¶æ¼ç”µè®¾å¤‡å¯¹åœ°çš„æ³„露甉|µåQŒä‹É其中‘…过æŸä¸€å®‰å…¨èŒƒå›´åQŒä¸€æ—¦è¶…˜q‡æŸä¸€æ•´å®šå€ég¿æŠ¤å™¨ž®Þpƒ½è‡ªåŠ¨åˆ‡æ–­ç”‰|ºåQ›æŽ¥é›¶ä¿æŠ¤çš„åŽŸç†æ˜¯å€ŸåŠ©æŽ¥é›¶¾U¿èµ\åQŒä‹É讑֤‡åœ¨ç»¾~˜æŸå厼„°å£³å½¢æˆå•相金属性短路时åQŒåˆ©ç”¨çŸ­è·¯ç”µ‹¹ä¿ƒä½¿çº¿è·¯ä¸Šçš„ä¿æŠ¤è£…¾|®è¿…速动作。二是适用范围ä¸åŒã€‚æ ¹æ®è´Ÿè·åˆ†å¸ƒã€è´Ÿè·å¯†åº¦å’Œè´Ÿè·æ€§è´¨½{‰ç›¸å…›_› ç´ ã€‚TT¾pÈ»Ÿé€šå¸¸é€‚用于农æ‘公用低压电力网åQŒè¯¥¾pÈ»Ÿå±žäºŽä¿æŠ¤æŽ¥åœ°ä¸­çš„æŽ¥åœ°ä¿æŠ¤æ–¹å¼åQ›TN¾pÈ»ŸåQˆTN¾pÈ»Ÿåˆå¯åˆ†äØ“TN-Cã€TN-C-Sã€TN-S三ç§åQ‰ä¸»è¦é€‚用于城镇公用低压电力网和厂矿ä¼ä¸šç­‰ç”µåŠ›å®¢æˆ·çš„ä¸“ç”¨ä½ŽåŽ‹ç”µåŠ›ç½‘åQŒè¯¥¾pÈ»Ÿå±žäºŽä¿æŠ¤æŽ¥åœ°ä¸­çš„æŽ¥é›¶ä¿æŠ¤æ–¹å¼ã€?span>æ²›_—<a href="http://www.coe4zl8q.cn/supply/295.html" target="_blank">é…电½Ž?/a>厂家</span><span>表示</span>当剿ˆ‘国现行的低压公用é…ç”늽‘¾lœï¼Œé€šå¸¸é‡‡ç”¨çš„æ˜¯TT或TN-C¾pÈ»ŸåQŒå®žè¡Œå•相ã€ä¸‰ç›¸æØœåˆä¾›ç”‰|–¹å¼ã€‚å³ä¸‰ç›¸å››çº¿åˆ?80/220Vé…电åQŒåŒæ—¶å‘照明负è²å’ŒåŠ¨åŠ›è´Ÿè½½ä¾›ç”üc€‚三是线路结构ä¸åŒã€?br />         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