{"id":326,"date":"2022-04-12T22:58:53","date_gmt":"2022-04-12T13:58:53","guid":{"rendered":"http:\/\/ftz.myds.me\/wordpress\/?p=326"},"modified":"2022-10-25T11:23:38","modified_gmt":"2022-10-25T02:23:38","slug":"%eb%b9%84%ec%9c%a8%ec%b0%a8%eb%8f%99%ea%b3%84%ec%a0%84%ea%b8%b0-%eb%b9%84%ec%9c%a8%ed%83%ad-%ec%a0%95%ec%a0%95","status":"publish","type":"post","link":"http:\/\/ftz.myds.me\/wordpress\/%eb%b9%84%ec%9c%a8%ec%b0%a8%eb%8f%99%ea%b3%84%ec%a0%84%ea%b8%b0-%eb%b9%84%ec%9c%a8%ed%83%ad-%ec%a0%95%ec%a0%95\/","title":{"rendered":"\ube44\uc728\ucc28\ub3d9\uacc4\uc804\uae30 \ube44\uc728\ud0ed \uc815\uc815\u2736"},"content":{"rendered":"\n<p class=\"has-text-align-right\">\ube44\uc728\ucc28\ub3d9\uacc4\uc804\uae30 \ube44\uc728\ud0ed \uc815\uc815<\/p>\n\n\n\n<p><br><a href=\"http:\/\/ftz.myds.me\/wordpress\/%EB%B9%84%EC%9C%A8%EC%B0%A8%EB%8F%99%EA%B3%84%EC%A0%84%EA%B8%B0\/\">http:\/\/ftz.myds.me\/wordpress\/\ube44\uc728\ucc28\ub3d9\uacc4\uc804\uae30\/<\/a><\/p>\n\n\n\n<pre class=\"wp-block-verse\">\ub2e4\uc74c\uacfc \uac19\uc740 \ud2b9\uc131\uc744 \uac00\uc9c0\uace0 \uc788\ub294 \uc218\uc804\uc6a9 \uc8fc\ubcc0\uc555\uae30 \ubcf4\ud638\uc5d0 \uc0ac\uc6a9\ud558\ub294 \ube44\uc728\ucc28\ub3d9\uacc4\uc804\uae30\uc758 \ubd80\uc815\ud569 \ube44\uc728\uce58[%]\ub97c \uad6c\ud558\uace0, \uc815\uc815\ud55c \ube44\uc728\uc744 \uc815\uc815(Setting)\ud558\uc2dc\uc624.\n(\ub2e8, \ubd80\uc815\ud569\ube44\ub97c \uc904\uc774\uace0\uc790 \ubcf4\uc870CT\ub97c \uc0ac\uc6a9\ud558\ub294 \uacbd\uc6b0 \ubcc0\ub958\ube44 2:1\uc744 \uc0ac\uc6a9\ud55c\ub2e4. \uc624\ucc28\ub294 \ubcc0\uc555\uae30 \ud0ed\uc808\ud658 10[%], CT\uc624\ucc28 5[%], \uc5ec\uc7205[%]\ub97c \uace0\ub824\ud55c\ub2e4.)<\/pre>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td>\uad6c\ubd84<\/td><td>1\ucc28\uce21<\/td><td>2\ucc28\uce21<\/td><\/tr><tr><td>\ubcc0\uc555\uae30 \uad8c\uc120<\/td><td>2\uad8c\uc120 \ubcc0\uc555\uae30<\/td><td><\/td><\/tr><tr><td>\uc804\uc555<\/td><td>154[kV]<\/td><td>22.9[kV]<\/td><\/tr><tr><td>\ubcc0\uc555\uae30 \uacb0\uc120<\/td><td>\u2206<\/td><td>Y<\/td><\/tr><tr><td>\ubcc0\uc555\uae30 \uc6a9\ub7c9<\/td><td>30[MVA]<\/td><td><\/td><\/tr><tr><td>CT\ubc30\uc728<\/td><td>200\/5<\/td><td>1,200\/5<\/td><\/tr><tr><td>\ubcc0\uc555\uae30 \ud0ed<\/td><td>\ubb34\ubd80\ud558 <\/td><td>\ud0ed\uc808\ud658\uc7a5\uce58\ubd80<\/td><\/tr><tr><td>Relay Current Tab[A]<\/td><td>2.9-3.2-3.8-<\/td><td>4.2-4.6-5.0-8.7<\/td><\/tr><tr><td>\ube44\uc728\ud0ed<\/td><td>15-25-50<\/td><td><\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h4>1)\ubcc0\uc555\uae30 1, 2\ucc28 \uc815\uaca9\uc804\ub958<\/h4>\n\n\n\n<div class=\"wp-block-mathml-mathmlblock\">\\[I_{N1}=\\frac{30\\times 10^3}{\\sqrt3\\times154}=112.47[A]\\]\n\\[I_{N2}=\\frac{30\\times 10^3}{\\sqrt3\\times22.9}=756.35[A]\\]<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>2)CT 1, 2\ucc28 \uc815\uaca9\uc804\ub958<\/h4>\n\n\n\n<div class=\"wp-block-mathml-mathmlblock\">\\[I_{CT1}=112.47\\times\\frac{5}{200}=2.81[A]\\]\n\\[I_{CT2}=756.35\\times\\frac{5}{1,200}\\times\\sqrt3=5.46[A]\\]<\/div>\n\n\n\n<p>\ubcc0\uc555\uae30\uac00 Y\uacb0\uc120\uc774\ubbc0\ub85c \ubcc0\ub958\uae30\ub294 \u2206\uacb0\uc120\uc774\uc5b4\uc57c \ud55c\ub2e4<\/p>\n\n\n\n<h4>3)\ud0ed \uc120\uc815<\/h4>\n\n\n\n<ul><li>1\ucc28\uce21\ud0ed 2.9\uc120\uc815<\/li><\/ul>\n\n\n\n<ul><li>2\ucc28\uce21\ud0ed 5.0\uc120\uc815<\/li><\/ul>\n\n\n\n<h4>4)\ubd80\uc815\ud569\ube44<\/h4>\n\n\n\n<ul><li>CT 1,2\ucc28\uce21 \uc804\ub958\ube44 = 2.81\/5.46=0.515<\/li><\/ul>\n\n\n\n<ul><li>\uc815\uc815\ud0ed\uc758\ube44 =2.9\/5=0.58<\/li><\/ul>\n\n\n\n<ul><li>\ubd80\uc815\ud569\ube44<\/li><\/ul>\n\n\n\n<div class=\"wp-block-mathml-mathmlblock\">\\[\\frac{0.58-0.515}{0.515}\\times100=12.63[\\%]\\]<\/div>\n\n\n\n<h4>5)\ubcf4\uc870CT\ub97c \uc0ac\uc6a9\ud558\uc5ec \ubd80\uc815\ud569\ube44 \uc7ac\uacc4\uc0b0<\/h4>\n\n\n\n<ul><li>\ubd80\uc815\ud569\ube44\ub294 5[%]\uc774\ub0b4\uac00 \ub418\uc5b4\uc57c \ud558\ubbc0\ub85c 2:1\ubcf4\uc870CT\ub97c \uc0ac\uc6a9\ud558\uc5ec \ubd80\uc815\ud569\ube44\ub97c \uc7ac\uacc4\uc0b0\ud558\uba74<\/li><\/ul>\n\n\n\n<ul><li>CT 1\ucc28\uce21 \ud0ed 2.9 \uc120\uc815<br>CT 1,2\ucc28\uce21 \uc804\ub958\ube44=2.81\/2.73=1.029<\/li><\/ul>\n\n\n\n<ul><li>\uc815\uc815\ud0ed\uc758\ube44=2.9\/2.9-1<\/li><\/ul>\n\n\n\n<ul><li>\ubd80\uc815\ud569\ube44<\/li><\/ul>\n\n\n\n<div class=\"wp-block-mathml-mathmlblock\">\\[\\frac{1.029-1}{1}\\times 100=2.9[\\%]\\]<\/div>\n\n\n\n<h4>6)\ube44\uc728\ud0ed \uc120\uc815<\/h4>\n\n\n\n<ul><li>\ubcc0\uc555\uae30 \ud0ed\uc808\ud658 \uc624\ucc28 10%<\/li><li>\ubd80\uc815\ud569\ube44 2.0%<\/li><li>\uc804\ub958\uae30 \uc624\ucc285%<\/li><li>\uae30\ud0c0\uc624\ucc28 5%<\/li><li>\ubaa8\ub450\ud569\ud558\uba74 22.9%<\/li><li>\uadf8\ub7ec\ubbc0\ub85c 25%\ub97c \uc120\uc815\ud55c\ub2e4.<\/li><\/ul>\n\n\n\n<h6><strong><em>\u2606<a rel=\"noopener\" href=\"http:\/\/ftz.myds.me\/wordpress\/ae-%EC%A0%9C%EC%96%B4-%EB%B0%8F-%EB%B3%B4%ED%98%B8%EB%B0%A9%EC%8B%9D-%EA%B2%B0%EC%A0%95\/\" target=\"_blank\"> <\/a><\/em><\/strong><a href=\"https:\/\/cq4l.com\/aeb-%EC%88%98%EB%B3%80%EC%A0%84%ED%9A%8C%EB%A1%9C%EB%B3%B4%ED%98%B8%EB%B0%A9%EC%8B%9D\/\">\ubcf4\ud638\ubc29\uc2dd(\uc218\ubcc0\uc804\ud68c\ub85c)<\/a>\u00a0BP<strong><em><br><\/em><\/strong>R\u00a0<a href=\"https:\/\/cq4l.com\/%EC%88%98%EC%A0%84%ED%9A%8C%EB%A1%9C-%EB%B3%B4%ED%98%B8%EB%B0%A9%EC%8B%9D\/\">\uc218\uc804\ud68c\ub85c \ubcf4\ud638\ubc29\uc2dd<\/a><br>L\u00a0<a href=\"https:\/\/cq4l.com\/%EC%A0%80%EC%95%95%ED%9A%8C%EB%A1%9C-%EB%B3%B4%ED%98%B8%EB%B0%A9%EC%8B%9D\/\">\uc800\uc555\ud68c\ub85c \ubcf4\ud638\ubc29\uc2dd<\/a><br>S\u00a0<a href=\"https:\/\/cq4l.com\/%EC%A0%80%EC%95%95%ED%9A%8C%EB%A1%9C-%EB%8B%A8%EB%9D%BD%EB%B3%B4%ED%98%B8\">\uc800\uc555\ud68c\ub85c \ub2e8\ub77d\ubcf4\ud638<\/a><br>B\u00a0<a href=\"https:\/\/cq4l.com\/%EC%A0%80%EC%95%95%EC%B0%A8%EB%8B%A8%EA%B8%B0-%EB%B3%B4%ED%98%B8%ED%98%91%EC%A1%B0\">\uc800\uc555\ucc28\ub2e8\uae30 \ubcf4\ud638\ud611\uc870<\/a><br>E\u00a0<a href=\"https:\/\/cq4l.com\/%EC%A0%80%EC%95%95%ED%9A%8C%EB%A1%9C-%EC%A7%80%EB%9D%BD%EB%B3%B4%ED%98%B8%EB%B0%A9%EC%8B%9D\">\uc800\uc555\ud68c\ub85c \uc9c0\ub77d\ubcf4\ud638\ubc29\uc2dd<\/a><br>P\u00a0<a href=\"https:\/\/cq4l.com\/%EB%B3%B4%ED%98%B8%EA%B3%84%EC%A0%84%EA%B8%B0\/\">\ubcf4\ud638\uacc4\uc804\uae30<\/a><br>T\u00a0<a href=\"https:\/\/cq4l.com\/%EB%B3%80%EC%95%95%EA%B8%B0%EC%9D%98-%EB%B3%B4%ED%98%B8%EB%B0%A9%EC%8B%9D\/\">\ubcc0\uc555\uae30 \ubcf4\ud638\ubc29\uc2dd<\/a><br>D\u00a0<a href=\"https:\/\/cq4l.com\/dcr-%EC%98%A4%EB%8F%99%EC%9E%91-%EB%B0%A9%EC%A7%80%EB%8C%80%EC%B1%85\/\">\ube44\uc728\ucc28\ub3d9\uacc4\uc804\uae30<\/a><br>M\u00a0<a href=\"https:\/\/cq4l.com\/%EB%B3%B5%ED%95%A9%EA%B3%84%EC%A0%84%EA%B8%B0\/\">\ubcf5\ud569\uacc4\uc804\uae30<\/a><br>G\u00a0<a href=\"https:\/\/cq4l.com\/gpt-%EC%A0%81%EC%9A%A9-%EC%8B%9C-clr%EC%9D%98-%EB%AA%A9%EC%A0%81\/\">GPT\uc801\uc6a9\uc2dc CLR\uc758 \ubaa9\uc801<\/a><br>U\u00a0<a href=\"https:\/\/cq4l.com\/uvr\/\">\ubd80\uc871\uc804\uc555\uacc4\uc804\uae30(UVR)<\/a><br>R\u00a0<a href=\"https:\/\/cq4l.com\/%ec%97%ad%ec%a0%84%eb%a0%a5-%ea%b3%84%ec%a0%84%ea%b8%b0\/\">\uc5ed\uc804\ub825 \uacc4\uc804\uae30<\/a>(RPR)<\/h6>\n","protected":false},"excerpt":{"rendered":"<p>\ube44\uc728\ucc28\ub3d9\uacc4\uc804\uae30 \ube44\uc728\ud0ed \uc815\uc815 http:\/\/ftz.myds.me\/wordpress\/\ube44\uc728\ucc28\ub3d9\uacc4\uc804\uae30\/ \ub2e4\uc74c\uacfc \uac19\uc740 \ud2b9\uc131\uc744 \uac00\uc9c0\uace0 \uc788\ub294 \uc218\uc804\uc6a9 \uc8fc\ubcc0\uc555\uae30 \ubcf4\ud638\uc5d0 \uc0ac\uc6a9\ud558\ub294 \ube44\uc728\ucc28\ub3d9\uacc4\uc804\uae30\uc758 \ubd80\uc815\ud569 \ube44\uc728\uce58[%]\ub97c \uad6c\ud558\uace0, \uc815\uc815\ud55c \ube44\uc728\uc744 \uc815\uc815(Setting)\ud558\uc2dc\uc624. (\ub2e8, \ubd80\uc815\ud569\ube44\ub97c \uc904\uc774\uace0\uc790 \ubcf4\uc870CT\ub97c \uc0ac\uc6a9\ud558\ub294 \uacbd\uc6b0 \ubcc0\ub958\ube44 2:1\uc744 \uc0ac\uc6a9\ud55c\ub2e4. \uc624\ucc28\ub294 \ubcc0\uc555\uae30 \ud0ed\uc808\ud658 10[%], CT\uc624\ucc28 5[%], \uc5ec\uc7205[%]\ub97c \uace0\ub824\ud55c\ub2e4.) \uad6c\ubd84 1\ucc28\uce21 2\ucc28\uce21 \ubcc0\uc555\uae30 \uad8c\uc120 2\uad8c\uc120 \ubcc0\uc555\uae30 \uc804\uc555 154[kV] 22.9[kV] \ubcc0\uc555\uae30 \uacb0\uc120 \u2206 Y \ubcc0\uc555\uae30 \uc6a9\ub7c9 30[MVA] CT\ubc30\uc728 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":284,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[214,2],"tags":[65],"_links":{"self":[{"href":"http:\/\/ftz.myds.me\/wordpress\/wp-json\/wp\/v2\/posts\/326"}],"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=326"}],"version-history":[{"count":0,"href":"http:\/\/ftz.myds.me\/wordpress\/wp-json\/wp\/v2\/posts\/326\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"http:\/\/ftz.myds.me\/wordpress\/wp-json\/wp\/v2\/media\/284"}],"wp:attachment":[{"href":"http:\/\/ftz.myds.me\/wordpress\/wp-json\/wp\/v2\/media?parent=326"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/ftz.myds.me\/wordpress\/wp-json\/wp\/v2\/categories?post=326"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/ftz.myds.me\/wordpress\/wp-json\/wp\/v2\/tags?post=326"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}