{"id":6115,"date":"2022-06-25T18:32:20","date_gmt":"2022-06-25T09:32:20","guid":{"rendered":"http:\/\/ftz.myds.me\/wordpress\/?p=6115"},"modified":"2023-01-07T19:49:06","modified_gmt":"2023-01-07T10:49:06","slug":"ks-c-iec-%ec%a0%91%ec%a7%80%eb%b0%a9%ec%8b%9d","status":"publish","type":"post","link":"http:\/\/ftz.myds.me\/wordpress\/ks-c-iec-%ec%a0%91%ec%a7%80%eb%b0%a9%ec%8b%9d\/","title":{"rendered":"KS C IEC \uc811\uc9c0\ubc29\uc2dd\u2055"},"content":{"rendered":"\n<p><meta charset=\"utf-8\"><a href=\"http:\/\/ftz.myds.me\/wordpress\/iec-60364-3-%eb%b0%b0%ec%a0%84%ea%b3%84%ed%86%b5%ec%9d%98-%ec%a0%91%ec%a7%80%eb%b0%a9%ec%8b%9d\/\" target=\"_blank\" rel=\"noopener\">IEC 60364-3 \ubc30\uc804\uacc4\ud1b5\uc758 \uc811\uc9c0<\/a>\u2736<\/p>\n\n\n\n<p class=\"has-text-align-right\"><strong>KS C IEC \uc811\uc9c0\ubc29\uc2dd<\/strong><\/p>\n\n\n\n<blockquote class=\"wp-block-quote\"><p>\uc804\uc6d0\uacc4\ud1b5\uc758 \uc811\uc9c0\ubc29\uc2dd\uc740 \ubc30\uc804\ubc29\uc2dd\uc5d0 \ub530\ub77c \uc811\uc9c0\uacc4\ud1b5\uc744 \ud06c\uac8c TN, TT, IT \uacc4\ud1b5\uc73c\ub85c \ubd84\ub958\ud55c\ub2e4. \uac01 \uacc4\ud1b5\uc5d0 \ub300\ud574 \uc0c1\uc138\ud558\uac8c \uc124\uba85\ud558\uc2dc\uc624.<\/p><\/blockquote>\n\n\n\n<blockquote class=\"wp-block-quote\"><p>IEC\ubd84\ub958 \uc811\uc9c0\ubc29\uc2dd(TN, TT, IT)\uc758 \ud2b9\uc9d5\uacfc \uac10\uc804\ubc29\uc9c0 \ub300\ucc45\uc744 \uc124\uba85\ud558\uc2dc\uc624.<\/p><\/blockquote>\n\n\n\n<h4>1)\uccab \ubc88\uc9f8 \ubb38\uc790<\/h4>\n\n\n\n<ul><li>\uc804\ub825\uacc4\ud1b5\uc758 \uc911\uc131\uc810(\ub610\ub294 \ud55c \uc0c1)\uacfc \ub300\uc9c0\uc758 \uad00\uacc4<\/li><\/ul>\n\n\n\n<ul><li>T : \ub300\uc9c0\uc640 \uc9c1\uc811 \uc5f0\uacb0(\ub77c\ud2f4\uc5b4 Terra)<\/li><li>I : \ub300\uc9c0\uc640 \uc5f0\uacb0\ud558\uc9c0 \uc54a\uac70\ub098 \uace0\uc800\ud56d\uc744 \ud1b5\ud574\uc11c \uc811\uc9c0(Isolate)<\/li><\/ul>\n\n\n\n<h4>2)\ub450 \ubc88\uc9f8 \ubb38\uc790<\/h4>\n\n\n\n<ul><li>\uc124\ube44\uc5d0 \ub178\ucd9c\ub41c \ub3c4\uc804\uc131 \ubd80\ubd84\uacfc \ub300\uc9c0\uc758 \uad00\uacc4<\/li><\/ul>\n\n\n\n<ul><li>T : \ub178\ucd9c\ub41c \ub3c4\uc804\uc131 \ubd80\ubd84\uc744 \uc9c1\uc811 \ub300\uc9c0\uc640 \uc5f0\uacb0(Terra)<\/li><li>I : \ub178\ucd9c\ub41c \ub3c4\uc804\uc131 \ubd80\ubd84\uc744 \uc911\uc131\uc810\uc5d0 \uc5f0\uacb0(Neutral)<\/li><\/ul>\n\n\n\n<h4>3)\uc138 \ubc88\uc9f8 \ubb38\uc790<\/h4>\n\n\n\n<ul><li>S(Seperator): \uc911\uc131\uc120(N)\uacfc \ubcf4\ud638\ub3c4\uccb4(PE)\uac00 \ubd84\ub9ac<\/li><li>C(Combine): \uc911\uc131\uc120(N)\uacfc \ubcf4\ud638\ub3c4\uccb4(PE)\ub97c \uacb8\uc6a9(PEN)<\/li><\/ul>\n\n\n\n<h3>TN\uacc4\ud1b5(KEC203.2)<\/h3>\n\n\n\n<p>\uc804\ub825\uacc4\ud1b5 \uc9c1\uc811\uc811\uc9c0\uc640 \uc804\uae30\uc124\ube44\uc758 \ub178\ucd9c\ub3c4\uc804\uc131 \ubd80\ubd84\uc744 \uc11c\ub85c \uc5f0\uc811\ud558\ub294 \uc811\uc9c0\ubc29\uc2dd\uc73c\ub85cTN \ubc29\uc2dd\uc740 TN-C, TN-S, TN-C-S 3\uac00\uc9c0 \ubc29\uc2dd\uc73c\ub85c \ub098\ub25c\ub2e4.<\/p>\n\n\n\n<h4>1) TN-S \uacc4\ud1b5<\/h4>\n\n\n\n<p>\u2460 \uac04\uc120\uc758 \uc911\uc131\uc120(N)\uacfc \ubcf4\ud638\ub3c4\uccb4(PE)\ub97c \ubd84\ub9ac\ud558\ub294 \ubc29\uc2dd\uc73c\ub85c \uac00\uc7a5 \uc120\ud638\ub418\ub294 \ubc29\uc2dd<br>\u2461 PE\ub97c \ubcc4\ub3c4\ub85c \ud3ec\uc124\ud558\ubbc0\ub85c \uacbd\uc81c\uc801\uc73c\ub85c \uac00\uc7a5 \ubd84\ub9ac\ud55c \ubc29\uc2dd<br>\u2462 \ubd88\ud3c9\ud615 \uc804\ub958\ub098 3\uace0\uc870\ud30c \uc804\ub958\uac00 \uc911\uc131\uc120\uacfc \ub3c5\ub9bd\ub41c PE\ub3c4\uccb4\uc5d0\ub294 \ud750\ub974\uc9c0 \uc54a\uc73c\ubbc0\ub85c \ub178\uc774\uc988 \uc7a1\uc74c\uc5d0 \uac15\ud568<br>\u2463 \uac10\uc804\uc5d0 \ub300\ud55c \ubcf4\ud638\ub85c \uc8fc\ub85c \uacfc\uc804\ub958 \ucc28\ub2e8\uae30\ub97c \uc801\uc6a9\ud558\uba70, \ub204\uc804\ucc28\ub2e8\uae30\uc758 \uc801\uc6a9\uc740 \uac00\ub2a5\ud558\uc9c0\ub9cc \uad8c\uc7a5\ud560 \uac83\uc740 \uc544\ub2c8\ub2e4.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" loading=\"lazy\" width=\"461\" height=\"257\" src=\"http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/07\/TN-S.png\" alt=\"\" class=\"wp-image-10334\" srcset=\"http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/07\/TN-S.png 461w, http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/07\/TN-S-300x167.png 300w\" sizes=\"(max-width: 461px) 100vw, 461px\" \/><figcaption>TN-S<\/figcaption><\/figure>\n\n\n\n<p><\/p>\n\n\n\n<h4>2) TN-C \uacc4\ud1b5<\/h4>\n\n\n\n<p>\u2460 \uc911\uc131\uc120(N)\uacfc \ubcf4\ud638\ub3c4\uccb4(PE)\ub97c \uacb8\uc6a9\ud558\ub294 PEN\ub3c4\uccb4\ub97c \uc774\uc6a9\ud558\uc5ec \uc811\uc9c0\ud558\ub294 \ubc29\uc2dd<br>\u2461 PEN\ub3c4\uccb4 \uc0ac\uc6a9\uc73c\ub85c \uacbd\uc81c\uc801\uc778 \uc7a5\uc810<br>\u2462 \uc911\uc131\uc120\uc774 \ubcf4\ud638\ub3c4\uccb4 \uc5ed\ud560\uc744 \uc218\ud589\ud558\ubbc0\ub85c \ub2e8\uc120\uc2dc \ud070 \uc811\ucd09\uc804\uc555\uc758 \ubc1c\uc0dd\ub418\uc5b4 \uac10\uc804\uc0ac\uace0\uc758 \uc704\ud5d8\uc774 \uc788\uc73c\uba70, \uc774\ub97c \uc704\ud574 \uc124\ube44\uce21\uc758 \ucd94\uac00 \uc811\uc9c0\uac00 \ud544\uc694\ud568.<br>\u2463 \ubd80\ud558 \ubd88\ud3c9\ud615\uc2dc\uc5d0 \ubd88\ud3c9\ud615 \uc804\ub958\ub098 3\uace0\uc870\ud30c \uc804\ub958\uac00 PEN\ub3c4\uccb4\uc5d0 \ud758\ub7ec\uc11c \ub178\uc774\uc988 \uc7a1\uc74c\uc774 \ubc1c\uc0dd\uc774 \ud070 \ub2e8\uc810<br>\u2464 \uac10\uc804\ubcf4\ud638\ub97c \uc704\ud574\uc11c \uacfc\uc804\ub958 \ucc28\ub2e8\uae30\ub97c \uc801\uc6a9\ud558\uba70, \ub204\uc804\ucc28\ub2e8\uae30\uc758 \ubd80\ub3d9\uc791 \uac00\ub2a5\uc131\uc774 \uc788\uc5b4 \uac10\uc804\ubcf4\ud638\ub85c \ub204\uc804\ucc28\ub2e8\uae30\ub97c \uc801\uc6a9\ud558\uc9c0 \uc54a\ub294 \ubc29\uc2dd\uc774\ub2e4.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" loading=\"lazy\" width=\"439\" height=\"253\" src=\"http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/07\/noname01-195.png\" alt=\"\" class=\"wp-image-10394\" srcset=\"http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/07\/noname01-195.png 439w, http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/07\/noname01-195-300x173.png 300w\" sizes=\"(max-width: 439px) 100vw, 439px\" \/><figcaption>TN\ubc29\uc2dd-C<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" loading=\"lazy\" width=\"427\" height=\"283\" src=\"http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/07\/noname01-196.png\" alt=\"\" class=\"wp-image-10393\" srcset=\"http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/07\/noname01-196.png 427w, http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/07\/noname01-196-300x199.png 300w\" sizes=\"(max-width: 427px) 100vw, 427px\" \/><figcaption>TN\ubc29\uc2dd-C<\/figcaption><\/figure>\n\n\n\n<div class=\"wp-block-mathml-mathmlblock\">\\[Z_s\\times I_a\\le U_0\\]\n\\[I_a : \uc815\ud574\uc9c4 \uc2dc\uac04 \ub0b4\uc5d0 \ucc28\ub2e8\uae30\uac00 \uc791\ub3d9\ud558\ub294\uc804\ub958\\]\n\\[Z_0 : \uace0\uc7a5\ub8e8\ud504 \uc784\ud53c\ub358\uc2a4(R_{PE}\ud3ec\ud568)\\]\n\\[U_0 : \uacf5\uce6d \ub300\uce6d\uc804\uc555(\uc2e4\ud6a8\uac12)\\]<script src='http:\/\/ftz.myds.me\/wordpress\/wp-includes\/js\/dist\/vendor\/regenerator-runtime.min.js?ver=0.13.9' id='regenerator-runtime-js'><\/script>\n<script src='http:\/\/ftz.myds.me\/wordpress\/wp-includes\/js\/dist\/vendor\/wp-polyfill.min.js?ver=3.15.0' id='wp-polyfill-js'><\/script>\n<script src='http:\/\/ftz.myds.me\/wordpress\/wp-includes\/js\/dist\/hooks.min.js?ver=4169d3cf8e8d95a3d6d5' id='wp-hooks-js'><\/script>\n<script src='http:\/\/ftz.myds.me\/wordpress\/wp-includes\/js\/dist\/i18n.min.js?ver=9e794f35a71bb98672ae' id='wp-i18n-js'><\/script>\n<script id='wp-i18n-js-after'>\nwp.i18n.setLocaleData( { 'text direction\\u0004ltr': [ 'ltr' ] } );\n<\/script>\n<script  async src='https:\/\/cdnjs.cloudflare.com\/ajax\/libs\/mathjax\/2.7.7\/MathJax.js?config=TeX-MML-AM_CHTML' id='mathjax-js'><\/script>\n<\/div>\n\n\n\n<h4>3) TN-C-S \uacc4\ud1b5<\/h4>\n\n\n\n<p>\u2460 \uac04\uc120\uacc4\ud1b5\uc758 \uc77c\ubd80\uc5d0\uc11c \uc911\uc131\uc120(N)\uacfc \ubcf4\ud638\ub3c4\uccb4(PE)\ub97c \uacb8\uc6a9\ud558\ub294 PEN\ub3c4\uccb4\ub97c \uc774\uc6a9\ud558\uace0, \uc218\uc804\ub2e8 \ub610\ub294 \ubc30\uc804\ubc18\uc5d0\uc11c \uc804\uae30\uc124\ube44\uae4c\uc9c0\ub294 \uc911\uc131\uc120(N)\uacfc \ubcf4\ud638\ub3c4\uccb4(PE)\ub97c \ubd84\ub9ac\ud558\ub294 \ubc29\uc2dd\uc73c\ub85c \uc6b0\ub9ac\ub098\ub77c\uc5d0\ub294 \uc774 \ubc29\uc2dd\uc744 \ub9ce\uc774 \ucc44\uc6a9\ud55c\ub2e4.<br>\u2461 TN-C \uc811\uc9c0\uacc4\ud1b5\uc744 TN-S\uc811\uc9c0\uacc4\ud1b5\uc758 \ud558\uc704\uc5d0 \uc0ac\uc6a9\ud558\uba74 \uc548\ub41c\ub2e4. \uc65c\ub0d0\ud558\uba74 \uc0c1\uc704\uc5d0 \uc788\ub294 \uc911\uc131\uc120\uc774 \uc0ac\uace0\ub85c \ucc28\ub2e8\ub418\uba74 \ud558\uc704 \ubcf4\ud638\ub3c4\uccb4\uac00 \ucc28\ub2e8\ub418\uae30 \ub54c\ubb38\uc774\ub2e4.<br>\u2462 \uac10\uc804\uc5d0 \ub300\ud55c \ubcf4\ud638\ub85c \uc8fc\ub85c \uacfc\uc804\ub958 \ucc28\ub2e8\uae30\ub97c \uc801\uc6a9\ud558\uba70, \ub204\uc804\ucc28\ub2e8\uae30\uc758 \uc801\uc6a9\uc740 \uac00\ub2a5\ud558\uc9c0\ub9cc \uad8c\uc7a5\ud560 \uac83\uc740 \uc544\ub2c8\ub2e4.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" loading=\"lazy\" width=\"449\" height=\"281\" src=\"http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/07\/noname01-198.png\" alt=\"\" class=\"wp-image-10392\" srcset=\"http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/07\/noname01-198.png 449w, http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/07\/noname01-198-300x188.png 300w\" sizes=\"(max-width: 449px) 100vw, 449px\" \/><figcaption>TN-C-S<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" loading=\"lazy\" width=\"728\" height=\"250\" src=\"http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/07\/\ucea1\ucc98-263.png\" alt=\"\" class=\"wp-image-10391\" srcset=\"http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/07\/\ucea1\ucc98-263.png 728w, http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/07\/\ucea1\ucc98-263-300x103.png 300w\" sizes=\"(max-width: 728px) 100vw, 728px\" \/><figcaption>TN-C-S<\/figcaption><\/figure>\n\n\n\n<p>TN\uacc4\ud1b5\uc5d0\uc11c \uac10\uc804\ubcf4\ud638 \uc7a5\uce58<\/p>\n\n\n\n<p>\u2460 \uad8c\uc7a5\uc0ac\ud56d : \uacfc\uc804\ub958\ucc28\ub2e8\uae30<br>\u2461 \uc608\uc678\uc801\uc778 \uacbd\uc6b0 : \ub204\uc804\ucc28\ub2e8\uae30<\/p>\n\n\n\n<p>\u2192 \uacfc\uc804\ub958\ubcf4\ud638 \uc7a5\uce58\uac00 \uc815\ud574\uc9c4 \uc2dc\uac04\ub0b4 \ucc28\ub2e8\uc774 \uc5b4\ub824\uc6b4 \uacbd\uc6b0\ub098 <img decoding=\"async\" loading=\"lazy\" height=\"14pt\" width=\"11pt\" alt=\"\" src=\"\"> Zs\uac00 \ucee4\uc11c \uc811\ucd09\uc804\uc555\uc744 50V\uc774\ud558\ub85c \uc720\uc9c0\uac00 \uc5b4\ub824\uc6b4 \uacbd\uc6b0<br>\u2219TN-C: \ub204\uc804\ucc28\ub2e8\uae30 \uc801\uc6a9 \ubd88\uac00\ub2a5\ud55c \uacc4\ud1b5<br>\u2219TN-S, TN-C-S: \ub204\uc804\ucc28\ub2e8\uae30 \uc801\uc6a9 \uac00\ub2a5 \uacc4\ud1b5(PE\ub294 \uad00\ud1b5\ud558\uc9c0 \ub9d0 \uac83)<\/p>\n\n\n\n<h3>TT\uacc4\ud1b5(KEC203.3)<\/h3>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" loading=\"lazy\" width=\"433\" height=\"256\" src=\"http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/07\/noname01-193.png\" alt=\"\" class=\"wp-image-10390\" srcset=\"http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/07\/noname01-193.png 433w, http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/07\/noname01-193-300x177.png 300w\" sizes=\"(max-width: 433px) 100vw, 433px\" \/><figcaption>TT\ubc29\uc2dd<\/figcaption><\/figure>\n\n\n\n<p>\u2460 \uc804\uc6d0\uce21\uc758 \uc811\uc9c0\uc640 \uae30\uae30\uce21\uc758 \uc811\uc9c0\ub97c \uc644\uc804\ud788 \ubd84\ub9ac\ud558\uc5ec \uc811\uc9c0\ud558\ub294 \ubc29\uc2dd\uc73c\ub85c \uac1c\ubcc4\uc811\uc9c0\ubc29\uc2dd\uc5d0 \ud574\ub2f9\ud55c\ub2e4.<br>\u2461 \uc6b0\ub9ac\ub098\ub77c\ub294 \uae30\ubcf8\uc801\uc73c\ub85c \uc218\uc6a9\uac00 \uacc4\ud1b5\uc740 TT\ubc29\uc2dd\uc744 \uae30\ubcf8\uc73c\ub85c \ud55c\ub2e4.<br>\u2462 \uac10\uc804\uc5d0 \ub300\ud55c \ubcf4\ud638\ub85c \uc8fc\ub85c \ub204\uc804\ucc28\ub2e8\uae30\ub97c \uc801\uc6a9\ud558\uba70, \uc790\ub3d9\ucc28\ub2e8 \uc870\uac74\uc744 \ub9cc\uc871\ud558\ub294 \uacbd\uc6b0\uc5d0\ub294 \uacfc\uc804\ub958\ucc28\ub2e8\uae30\uc758 \uc0ac\uc6a9\ub3c4 \uac00\ub2a5\ud558\ub2e4.<br>\u2463 \uc804\uae30\uc124\ube44 \uc808\uc5f0\uc0ac\uace0 \ubc1c\uc0dd\uc2dc \uc811\ucd09\uc804\uc555\uc774 50[V]\ub97c \ucd08\uacfc\ud560 \uac00\ub2a5\uc131\uc774 \ub192\uc740 \ubc29\uc2dd\uc73c\ub85c \uc778\uccb4\uc758 \uc548\uc804\uc5d0 \ubb38\uc81c\uac00 \uc788\ub294 \ubc29\uc2dd\uc774\ub2e4.<\/p>\n\n\n\n<p>\u203b TT\uacc4\ud1b5\uc5d0\uc11c \uc778\uccb4\uc758 \uc548\uc804\uc744 \ud655\uc2e4\ud558\uac8c \ubcf4\ud638\ud558\ub294 \ubc29\ubc95 \uf0e0 \ub204\uc804\ucc28\ub2e8\uae30\ub97c \uc124\uce58\ud558\uac70\ub098, \ub4f1\uc804\uc704\ubcf8\ub529\uc744 \uc2e4\uc2dc\ud558\uace0 \ud544\uc694\uc2dc \ubcf4\uc870 \ub4f1\uc804\uc704\ubcf8\ub529\uc744 \uac15\ud654\ub85c \ub2ec\uc131\ud560 \uc218 \uc788\ub2e4.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" loading=\"lazy\" width=\"413\" height=\"274\" src=\"http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/07\/noname01-194.png\" alt=\"\" class=\"wp-image-10389\" srcset=\"http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/07\/noname01-194.png 413w, http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/07\/noname01-194-300x199.png 300w\" sizes=\"(max-width: 413px) 100vw, 413px\" \/><figcaption>TT\ubc29\uc2dd<\/figcaption><\/figure>\n\n\n\n<div class=\"wp-block-mathml-mathmlblock\">\\[\uc790\ub3d9\ucc28\ub2e8\uc870\uac74\\]\\[R_A\\times I_a\\le 50V\\]\n\\[I_a : \uc815\ud574\uc9c4 \uc2dc\uac04\ub0b4\uc5d0 \ucc28\ub2e8\uae30\uac00 \uc791\ub3d9\ud558\ub294 \uc804\ub958(5\ucd08\uc774\ub0b4)\\]\n\\[R_E : \ubcf4\ud638\ub3c4\uccb4 \uc800\ud56d(R_{PE})+\uae30\uae30\uc811\uc9c0\uc800\ud56d(R_A)\\backsimeq  R_A\\]<\/div>\n\n\n\n<h3>IT\uacc4\ud1b5(KEC203.4)<\/h3>\n\n\n\n<p>\u2460 \uc804\uc6d0\ubd80\ub294 \ube44\uc811\uc9c0 \ub610\ub294 \uc784\ud53c\ub358\uc2a4\ub85c \uc811\uc9c0\ud558\uace0, \uc804\uae30\uc124\ube44\ub97c \uc811\uc9c0\ud55c \ubc29\uc2dd<br>\u2461 \uae30\uae30\uc758 \uc808\uc5f0\uc0ac\uace0\uc2dc\uc5d0 \ub300\uc9c0\uc815\uc804\uc6a9\ub7c9\uc744 \ud1b5\ud574\uc11c \uc804\ub958\uac00 \ud750\ub974\ubbc0\ub85c \uadf8 \uc804\ub958\uac00 \ub9e4\uc6b0 \uc791\uc73c\ubbc0\ub85c \ud5c8\uc6a9 \uc811\ucd09\uc804\uc555\uc778 50[V]\ub97c \ucd08\uacfc\ud560 \uac00\ub2a5\uc131\uc774 \ub9e4\uc6b0 \ub0ae\uc73c\ubbc0\ub85c \uac10\uc804\uc5d0 \uc548\uc804\ud55c \ubc29\uc2dd\uc774\ub2e4.<br>\u2462 \ubcd1\uc6d0, \ud654\ud559\uacf5\uc7a5\uc5d0\uc11c \uc8fc\ub85c \uc0ac\uc6a9\ud558\ub294 \uc811\uc9c0\ubc29\uc2dd\uc774\ub2e4.<br>\u2463 \uac10\uc804\ubcf4\ud638\ub85c \uc808\uc5f0\uac10\uc2dc \ubc0f \uacbd\ubcf4\uc7a5\uce58(\uc81c1\uace0\uc7a5), \uacfc\uc804\ub958\ucc28\ub2e8\uae30(\uc81c1\uace0\uc7a5+\uc81c2\uace0\uc7a5)\ub97c \uc801\uc6a9\ud558\uba70, \ub204\uc804\ucc28\ub2e8\uae30\uc758 \uc801\uc6a9\uc740 \uad8c\uc7a5\ud558\uc9c0 \uc54a\ub294\ub2e4.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" loading=\"lazy\" width=\"399\" height=\"265\" src=\"http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/07\/IT-\ubc29\uc2dd2.png\" alt=\"\" class=\"wp-image-10388\" srcset=\"http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/07\/IT-\ubc29\uc2dd2.png 399w, http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/07\/IT-\ubc29\uc2dd2-300x199.png 300w\" sizes=\"(max-width: 399px) 100vw, 399px\" \/><figcaption>IT \ubc29\uc2dd<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" loading=\"lazy\" width=\"747\" height=\"264\" src=\"http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/07\/IT-\ubc29\uc2dd.png\" alt=\"\" class=\"wp-image-10386\" srcset=\"http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/07\/IT-\ubc29\uc2dd.png 747w, http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/07\/IT-\ubc29\uc2dd-300x106.png 300w\" sizes=\"(max-width: 747px) 100vw, 747px\" \/><figcaption>IT \ubc29\uc2dd<\/figcaption><\/figure>\n\n\n\n<p>IT\uacc4\ud1b5\uc5d0\uc11c \uac10\uc804\ubcf4\ud638 \uc7a5\uce58<\/p>\n\n\n\n<p>\u2460 \uc808\uc5f0\ubcf4\ud638\uc7a5\uce58(\uacbd\ubcf4\uc7a5\uce58)<br>\u2461 \uacfc\uc804\ub958\ucc28\ub2e8\uae30<br>\u2462 \ub204\uc804\ucc28\ub2e8\uae30\uc5d0 \uc758\ud55c \ubcf4\ud638\ub294 \ubc14\ub78c\uc9c1\ud558\uc9c0 \uc54a\uc74c<\/p>\n\n\n\n<h6><strong><em>\u2605<a href=\"http:\/\/ftz.myds.me\/wordpress\/p-%ec%a0%91%ec%a7%80\/\">\uc811\uc9c0<\/a> <br><a href=\"http:\/\/ftz.myds.me\/wordpress\/%ec%a0%91%ec%a7%80%ec%9d%98-%eb%aa%a9%ec%a0%81\/\">\uc811\uc9c0\uc758 \ubaa9\uc801<\/a>\u2055<br><a href=\"http:\/\/ftz.myds.me\/wordpress\/%ec%a0%91%ec%b4%89%ec%a0%84%ec%95%95%ea%b3%bc-%eb%b3%b4%ed%8f%ad%ec%a0%84%ec%95%95-2\/\">\uc811\ucd09\uc804\uc555\uacfc \ubcf4\ud3ed\uc804\uc555\u2055<br><\/a><a href=\"http:\/\/ftz.myds.me\/wordpress\/%eb%93%b1%ec%a0%84%ec%9c%84-%eb%b3%b8%eb%94%a9-2\/\">\ub4f1\uc804\uc704 \ubcf8\ub529\u2055<br><\/a><a href=\"http:\/\/ftz.myds.me\/wordpress\/%eb%8f%85%eb%a6%bd%ec%a0%91%ec%a7%80%ec%99%80-%ea%b3%b5%ec%9a%a9-%ed%86%b5%ed%95%a9%ec%a0%91%ec%a7%80-%ec%8b%9c%ec%8a%a4%ed%85%9c\/\">\ub3c5\ub9bd\uc811\uc9c0\uc640 \uacf5\uc6a9\/\ud1b5\ud569\uc811\uc9c0 \uc2dc\uc2a4\ud15c\u2055<br><\/a><a href=\"http:\/\/ftz.myds.me\/wordpress\/ks-c-iec-%ec%a0%91%ec%a7%80%eb%b0%a9%ec%8b%9d\/\">KS C IEC \uc811\uc9c0\ubc29\uc2dd\u2055<br><\/a><a href=\"http:\/\/ftz.myds.me\/wordpress\/%ec%a0%91%ec%a7%80%ec%84%a0-%eb%b0%8f-%eb%b3%b4%ed%98%b8%eb%8f%84%ec%b2%b4-%ea%b5%b5%ea%b8%b0-%ec%84%a0%ec%a0%95\/\">\uc811\uc9c0\uc120 \ubc0f \ubcf4\ud638\ub3c4\uccb4 \uad75\uae30 \uc120\uc815\u2055<br><\/a><a href=\"http:\/\/ftz.myds.me\/wordpress\/%eb%8c%80%ec%a7%80%ec%a0%80%ed%95%ad%eb%a5%a0%ea%b3%bc-%ec%a0%91%ec%a7%80%ec%a0%80%ed%95%ad-%ec%b8%a1%ec%a0%95\/\">\ub300\uc9c0\uc800\ud56d\ub960\uacfc \uc811\uc9c0\uc800\ud56d \uce21\uc815<\/a>\u2055<br><a href=\"http:\/\/ftz.myds.me\/wordpress\/%eb%b3%80%ec%a0%84%ec%86%8c-%ec%a0%91%ec%a7%80%ec%84%a4%ea%b3%84\/\">\ubcc0\uc804\uc18c \uc811\uc9c0\uc124\uacc4<\/a>\u2055<br><a href=\"http:\/\/ftz.myds.me\/wordpress\/%ec%a4%91%ec%84%b1%ec%a0%90-%ec%a0%91%ec%a7%80%eb%b0%a9%ec%8b%9d-2\/\">\uc911\uc131\uc810 \uc811\uc9c0\ubc29\uc2dd<\/a><\/em><\/strong> \u2055<\/h6>\n\n\n\n<p>\u2605<a href=\"https:\/\/cq4l.com\/ap-%EC%A0%91%EC%A7%80%EB%B0%A9%EB%B2%95-%EA%B2%B0%EC%A0%95%EB%AA%A9%EC%A0%81%EC%97%90-%EB%94%B0%EB%A5%B8\/\">\uc811\uc9c0\ubc29\ubc95\uacb0\uc815<\/a>\u00a0(EM)<br><\/p>\n\n\n\n<p>(\ubaa9\uc801\uc5d0\ub530\ub978)<br>N&nbsp;<a href=\"https:\/\/cq4l.com\/%ec%a4%91%ec%84%b1%ec%a0%90-%ec%a0%91%ec%a7%80%eb%b0%a9%ec%8b%9d\/\">\uc911\uc131\uc810 \uc811\uc9c0\ubc29\ubc95<\/a><br>R&nbsp;<a href=\"https:\/\/cq4l.com\/%ec%9c%a0%ed%9a%a8%ec%a0%91%ec%a7%80%ec%99%80-%eb%b9%84%ec%9c%a0%ed%9a%a8%ec%a0%91%ec%a7%80\/\">\uc720\ud6a8\uc811\uc9c0\uc640 \ube44\uc720\ud6a8\uc811\uc9c0<\/a><br>B&nbsp;<a href=\"https:\/\/cq4l.com\/iec-60364-3-%eb%b0%b0%ec%a0%84%ea%b3%84%ed%86%b5%ec%9d%98-%ec%a0%91%ec%a7%80%eb%b0%a9%ec%8b%9d\/\">\ubc30\uc804\uacc4\ud1b5\uc758 \uc811\uc9c0<\/a>(<a href=\"https:\/\/cq4l.com\/iec-60364-3-%eb%b0%b0%ec%a0%84%ea%b3%84%ed%86%b5%ec%9d%98-%ec%a0%91%ec%a7%80%eb%b0%a9%ec%8b%9d\/\">IEC 60364-3&nbsp;<\/a>)<\/p>\n\n\n\n<p>(\ud615\ud0dc\uc5d0\ub530\ub978)<br>O&nbsp;<a href=\"https:\/\/cq4l.com\/%eb%8b%a8%eb%8f%85%ec%a0%91%ec%a7%80%ec%99%80-%ea%b3%b5%ec%9a%a9%ec%a0%91%ec%a7%80\/\">\ub2e8\ub3c5\uc811\uc9c0\uc640 \uacf5\uc6a9\uc811\uc9c0<\/a>S&nbsp;<a href=\"https:\/\/cq4l.com\/%EA%B5%AC%EC%A1%B0%EC%B2%B4-%EC%A0%91%EC%A7%80%EC%84%A4%EA%B3%84-%EC%8B%9C-%EA%B2%80%ED%86%A0%EC%82%AC%ED%95%AD\">\uad6c\uc870\uccb4 \uc811\uc9c0\uc124\uacc4 \uc2dc \uac80\ud1a0\uc0ac\ud56d<\/a><br>T&nbsp;<a href=\"https:\/\/cq4l.com\/%ed%86%b5%ed%95%a9-%ea%b3%b5%ed%86%b5%ec%a0%91%ec%a7%80%eb%b0%a9%ec%8b%9d\/\">\ud1b5\ud569 \uacf5\ud1b5\uc811\uc9c0\ubc29\uc2dd<\/a><br>E&nbsp;<a href=\"https:\/\/cq4l.com\/%eb%93%b1%ec%a0%84%ec%9c%84-%eb%b3%b8%eb%94%a9\/\">\ub4f1\uc804\uc704 \ubcf8\ub529<\/a><br>G&nbsp;<a href=\"https:\/\/cq4l.com\/%ec%a0%91%ec%a7%80%ec%84%a0-%ec%a0%91%ec%a7%80%eb%b4%89\/\">\uc811\uc9c0\uc120 \uc811\uc9c0\ubd09<\/a><br><br>T&nbsp;<a href=\"https:\/\/cq4l.com\/%ec%a0%91%ec%b4%89%ec%a0%84%ec%95%95%ea%b3%bc-%eb%b3%b4%ed%8f%ad%ec%a0%84%ec%95%95\/\">\uc811\ucd09\uc804\uc555\uacfc \ubcf4\ud3ed\uc804\uc555<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>IEC 60364-3 \ubc30\uc804\uacc4\ud1b5\uc758 \uc811\uc9c0\u2736 KS C IEC \uc811\uc9c0\ubc29\uc2dd \uc804\uc6d0\uacc4\ud1b5\uc758 \uc811\uc9c0\ubc29\uc2dd\uc740 \ubc30\uc804\ubc29\uc2dd\uc5d0 \ub530\ub77c \uc811\uc9c0\uacc4\ud1b5\uc744 \ud06c\uac8c TN, TT, IT \uacc4\ud1b5\uc73c\ub85c \ubd84\ub958\ud55c\ub2e4. \uac01 \uacc4\ud1b5\uc5d0 \ub300\ud574 \uc0c1\uc138\ud558\uac8c \uc124\uba85\ud558\uc2dc\uc624. IEC\ubd84\ub958 \uc811\uc9c0\ubc29\uc2dd(TN, TT, IT)\uc758 \ud2b9\uc9d5\uacfc \uac10\uc804\ubc29\uc9c0 \ub300\ucc45\uc744 \uc124\uba85\ud558\uc2dc\uc624. 1)\uccab \ubc88\uc9f8 \ubb38\uc790 \uc804\ub825\uacc4\ud1b5\uc758 \uc911\uc131\uc810(\ub610\ub294 \ud55c \uc0c1)\uacfc \ub300\uc9c0\uc758 \uad00\uacc4 T : \ub300\uc9c0\uc640 \uc9c1\uc811 \uc5f0\uacb0(\ub77c\ud2f4\uc5b4 Terra) I : \ub300\uc9c0\uc640 \uc5f0\uacb0\ud558\uc9c0 \uc54a\uac70\ub098 \uace0\uc800\ud56d\uc744 \ud1b5\ud574\uc11c \uc811\uc9c0(Isolate) [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[510],"tags":[],"_links":{"self":[{"href":"http:\/\/ftz.myds.me\/wordpress\/wp-json\/wp\/v2\/posts\/6115"}],"collection":[{"href":"http:\/\/ftz.myds.me\/wordpress\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/ftz.myds.me\/wordpress\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/ftz.myds.me\/wordpress\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/ftz.myds.me\/wordpress\/wp-json\/wp\/v2\/comments?post=6115"}],"version-history":[{"count":0,"href":"http:\/\/ftz.myds.me\/wordpress\/wp-json\/wp\/v2\/posts\/6115\/revisions"}],"wp:attachment":[{"href":"http:\/\/ftz.myds.me\/wordpress\/wp-json\/wp\/v2\/media?parent=6115"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/ftz.myds.me\/wordpress\/wp-json\/wp\/v2\/categories?post=6115"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/ftz.myds.me\/wordpress\/wp-json\/wp\/v2\/tags?post=6115"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}