{"id":6199,"date":"2022-06-25T20:28:48","date_gmt":"2022-06-25T11:28:48","guid":{"rendered":"http:\/\/ftz.myds.me\/wordpress\/?p=6199"},"modified":"2023-01-06T16:15:23","modified_gmt":"2023-01-06T07:15:23","slug":"%ec%a0%84%eb%8f%99%ea%b8%b0-%eb%b3%b4%ed%98%b8","status":"publish","type":"post","link":"http:\/\/ftz.myds.me\/wordpress\/%ec%a0%84%eb%8f%99%ea%b8%b0-%eb%b3%b4%ed%98%b8\/","title":{"rendered":"\uc804\ub3d9\uae30 \ubcf4\ud638\u2055"},"content":{"rendered":"\n<p>[acf field=ver]\u2605[acf field=rate]![acf field=edited]   <\/p>\n\n\n\n<p class=\"has-text-align-right\"><strong>\uc804\ub3d9\uae30 \ubcf4\ud638<\/strong><\/p>\n\n\n\n<p>3\uc0c1 \uc720\ub3c4\uc804\ub3d9\uae30\uc758 \uc815\uaca9 522[kW], 6.6[kV], \uc5ed\ub960 92.2%, \ud6a8\uc728 93.22%, \uad6c\uc18d\uc804\ub958\ub294 \uc815\uaca9\uc804\ub958\uc758 6\ubc30, \uac00\uc18d\uc2dc\uac04 8\ucd08, Safe Stall Time 13\ucd08\uc774\ub2e4. 100\/5A CT\uc758 2\ucc28\uce21\uc5d0 \uc804\ub3d9\uae30 \ubcf4\ud638\uc6a9 50\/51 \uacc4\uc804\uae30\uac00 \uc5f0\uacb0\ub418\uc5b4 \uc788\ub2e4\uace0 \ud560 \ub54c 50\/51\uacc4\uc804\uae30\uc758 \uc815\uc815\uce58\ub97c \uad6c\ud558\uace0, \uc2dc\uac04\ud0ed(Time Dial) \uc124\uc815\ubc29\ubc95\uc744 \uadf8\ub9bc\uc73c\ub85c \uc124\uba85\ud558\uc2dc\uc624.<\/p>\n\n\n\n<p>\ubaa8\ud130\uc758 \ubcf4\ud638\ub97c (1)\ubaa8\ud130 \uae30\ub3d9\ud2b9\uc131 \ucee4\ube0c (2)\uc5f4\uc801\ubcf4\ud638 (3)\uc815\uc9c0\ud68c\uc804\uc790\ubcf4\ud638 (4)\ub2e8\ub77d\ubcf4\ud638 \ub4f1\uc758 \uc785\uc7a5\uc5d0\uc11c \uc124\uba85\ud558\uace0 TCC(Time Current Characteristic)\uace1\uc120\uc744 \uadf8\ub824\uc11c \uc124\uba85\ud558\uc2dc\uc624.<\/p>\n\n\n\n<h3>\uc804\ub3d9\uae30\uc758 \uace0\uc7a5\uc758 \uc6d0\uc778<\/h3>\n\n\n\n<p>\uc804\ub3d9\uae30 \uc18c\uc190\uc758 \uc6d0\uc778\uc73c\ub85c\ub294 \uc804\uae30\uc801\uc778 \uc6d0\uc778\uacfc \uae30\uacc4\uc801\uc778 \uc6d0\uc778\uc73c\ub85c \uad6c\ubd84\ub418\uba70, \uc804\uae30\uc801\uc778 \uc6d0\uc778\uc73c\ub85c\ub294 \uacfc\ubd80\ud558, \uacb0\uc0c1, \uad6c\uc18d, \uce35\uac04\ub2e8\ub77d, \uad8c\uc120\uc758 \uc9c0\ub77d, \uc21c\uac04 \uacfc\uc804\uc555\uc758 \uc720\uc785 \ub4f1\uc774 \uc788\uc73c\uba70, \uae30\uacc4\uc801\uc778 \uc6d0\uc778\uc73c\ub85c\ub294 \uc804\ub3d9\uae30 \ud68c\uc804\uc790\uac00 \uace0\uc815\uc790\uc5d0 \ub2ff\ub294 \uacbd\uc6b0, \ubca0\uc5b4\ub9c1\uc758 \ub9c8\ubaa8\ub098 \uc724\ud65c\uc720\uc758 \ubd80\uc871\uc73c\ub85c \ubc1c\uc0dd\ud55c \uc5f4\uc758 \uc804\ub3c4\uc5d0 \uc758\ud55c \uc18c\uc190 \ub4f1\uc774 \uc788\ub2e4.<\/p>\n\n\n\n<h3>\uc804\ub3d9\uae30\uc758 \uae30\ub3d9 \ud2b9\uc131<\/h3>\n\n\n\n<p>\uc804\ub3d9\uae30\uc758 \uae30\ub3d9\uc740 \uc804 \uc804\uc555\uae30\ub3d9 \ub610\ub294 \uac10\uc555\uae30\ub3d9\uc774 \uc788\uc744 \uc218 \uc788\uace0, \uae30\ub3d9\uc2dc \ub3cc\uc785\uc804\ub958\uc758 \uc815\ub3c4 \uadf8\ub9ac\uace0 \ubc18\ubcf5\uae30\ub3d9\uacfc \uae30\ub3d9 \ube48\ub3c4 \ub4f1\uc758 \uc790\ub8cc\ub3c4 \ud655\ubcf4\ud574\uc57c \ud55c\ub2e4.<\/p>\n\n\n\n<p>\uc804\ud615\uc801\uc778 \uae30\ub3d9\ud2b9\uc131\uacfc \uc5f4\uc801 \ud55c\uacc4\uace1\uc120\uc740 \uc544\ub798 \uadf8\ub9bc\uacfc \uac19\ub2e4.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" loading=\"lazy\" width=\"357\" height=\"295\" src=\"http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/07\/\u110c\u1165\u11ab\u1103\u1169\u11bc\u1100\u1175\u110b\u1174-\u1100\u1175\u1103\u1169\u11bc-\u1110\u1173\u11a8\u1109\u1165\u11bc.png\" alt=\"\" class=\"wp-image-9859\" srcset=\"http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/07\/\u110c\u1165\u11ab\u1103\u1169\u11bc\u1100\u1175\u110b\u1174-\u1100\u1175\u1103\u1169\u11bc-\u1110\u1173\u11a8\u1109\u1165\u11bc.png 357w, http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/07\/\u110c\u1165\u11ab\u1103\u1169\u11bc\u1100\u1175\u110b\u1174-\u1100\u1175\u1103\u1169\u11bc-\u1110\u1173\u11a8\u1109\u1165\u11bc-300x248.png 300w\" sizes=\"(max-width: 357px) 100vw, 357px\" \/><figcaption>\uc804\ub3d9\uae30\uc758 \uae30\ub3d9 \ud2b9\uc131<\/figcaption><\/figure>\n\n\n\n<p>\uadf8\ub9bc\uc5d0\uc11c \uae30\ub3d9\uc804\ub958 \uace1\uc120\uc740 \uc815\uaca9\uc804\uc555\uc5d0\uc11c\uc758 \uae30\ub3d9\ud2b9\uc131\uc774\uace0, \ub354 \ub0ae\uc740 \uc804\uc555\uc774 \uc778\uac00\ub420 \uacbd\uc6b0 \uc804\ub958\ub294 \uc88c\uce21\uc73c\ub85c \uc774\ub3d9\ud55c\ub2e4. \ub300\uc2e0 \uae30\ub3d9\uc2dc\uac04\uc740 \ub354 \ub9ce\uc774 \uc18c\uc694\ub41c\ub2e4. \uc989, \uc815\uaca9\uc804\uc555(100% \uc804\uc555)\uc5d0\uc11c \uac00\uc7a5 \ud070 \uae30\ub3d9\uc804\ub958(\uad6c\uc18d\uc804\ub958)\ub294 \ubcf4\ud1b5 \uc804\ubd80\ud558\uc804\ub958\uc758 6\ubc30\uc758 \uc804\ub958\uac00 \ud750\ub978\ub2e4. \uc804\uc555\uc774 \uc800\ud558\ub418\uba74 \uc774\uc5d0 \ube44\ub840\ud558\uc5ec \uae30\ub3d9\uc804\ub958\ub3c4 \uac10\uc18c\ud55c\ub2e4. \uc989 80%\uc758 \uc804\uc555\uc5d0\uc11c \uae30\ub3d9\uc804\ub958\ub294<\/p>\n\n\n\n<div class=\"wp-block-mathml-mathmlblock\">\\[0.8\\times 6\\times I_{FLC}=4.8\\times I_{FLC}\uc774\ub2e4.\\]<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<hr class=\"wp-block-separator is-style-wide\"\/>\n\n\n\n<div class=\"wp-block-mathml-mathmlblock\">\\[I^2t=constant\\ for\\ a\\ motor\\]\n\\[(6\\times I_{FLC})^2\\times t=Thermal\\  limit\\ at\\ 100\\%\\ voltage\\]\n\\[(4.8\\times I_{FLC})^2\\times t=Theraml\\  limit\\ at\\ 80\\%\\ volltage\\]\n\\[(6\\times I_{FLC})^2\\times t_1=(4.8\\times I_{FLC})^2\\times t_2\\]\n\\[\\frac{t_2}{t_1}=(\\frac{6\\times I_{FLC}}{4.8\\times I_{FLC}})^2=1.56\\]<\/div>\n\n\n\n<hr class=\"wp-block-separator is-style-wide\"\/>\n\n\n\n<p>\uc815\uaca9\uc804\uc555\uc5d0\uc11c \uc5f4\uc801\ud55c\uacc4(Thermal limit)\uac00 13\ucd08\uc774\uba74, 80% \uc804\uc555\uc5d0\uc11c\ub294 \ubaa8\ud130\uc758 \uc5f4\uc801\ud55c\uacc4(Thermal limit)\uac00 1.56\u00d713 20\ucd08\uac00 \ub41c\ub2e4.<\/p>\n\n\n\n<h3>\uc804\ub3d9\uae30 \ubcf4\ud638\ubc29\uc2dd<\/h3>\n\n\n\n<h4>\uacfc\ubd80\ud558 \ubc0f \ub2e8\ub77d\ubcf4\ud638<\/h4>\n\n\n\n<p> -&gt; \uacfc\uc804\ub958\uacc4\uc804\uae30<\/p>\n\n\n\n<p>(1) \ud55c\uc2dc\uc694\uc18c\ub294 \uc804\ub3d9\uae30 \uc804\ubd80\ud558\uc804\ub958(FLC)\uc758 105~125%\uc5d0 \ub3d9\uc791\ud558\ub3c4\ub85d \uc120\uc815\ud558\uace0 Time Lever\ub294 \uc804\ub3d9\uae30 \uae30\ub3d9\uc2dc\uac04\uc5d0\uc11c 3~4\ucd08 \uc815\ub3c4\uc758 \uc5ec\uc720\ub97c \uc8fc\uc5b4 \uc120\uc815\ud558\ub418, SST(Safe Stall Time) 1~2\ucd08 \uc5ec\uc720\ub97c \ub450\uc5b4 \ud558\ub2e8\uc5d0 \uc704\uce58\ud558\ub3c4\ub85d \uc120\uc815\ud55c\ub2e4.<\/p>\n\n\n\n<p>(2) \uc804\ub3d9\uae30\ub294 \uc804\ub825\uacc4\ud1b5\uc5d0\uc11c \ub9d0\ub2e8\uc774\uae30 \ub54c\ubb38\uc5d0 \ubcf4\ud638\ud611\uc870 \uc0c1\uc5d0 \ubb38\uc81c\uac00 \uc5c6\uc5b4 \uc21c\uc2dc\uc694\uc18c\ub97c \uc801\uc6a9\ud558\uba70, \uc21c\uc2dc\uc815\uc815\uc740 \uae30\ub3d9\uc804\ub958\uc640 \uc678\ubd80 \uace0\uc7a5\uc2dc \uc804\ub3d9\uae30 \uae30\uc5ec\uc804\ub958\uc5d0 \ub3d9\uc791\ud558\uc9c0 \uc54a\ub3c4\ub85d \ubcf4\ud1b5 \uc804\ub3d9\uae30 \uae30\ub3d9\uc804\ub958\uc758 1.75~2.0\ubc30\uc5d0 \uc815\uc815\ud55c\ub2e4. \uc774\ub54c, \uc120\uac04 \ub2e8\ub77d\uc804\ub958\ub97c \uacc4\uc0b0\ud558\uc5ec \uc120\uac04 \ub2e8\ub77d\uc804\ub958\uc758 1\/2\ubc30 \ubcf4\ub2e4 \uc791\uc740 \uac83\uc744 \ud655\uc778\ud55c\ub2e4.<\/p>\n\n\n\n<p>(3) \ud4e8\uc988\uc640 \ubd80\ud558\uac1c\ud3d0\uae30\ub85c \uc804\ub3d9\uae30 \uacf5\uae09\ud68c\ub85c\uac00 \uad6c\uc131\ub418\uc5b4 \uc788\ub294 \uacbd\uc6b0 \uc21c\uc2dc\uacfc\uc804\ub958\uc694\uc18c\uac00 \ubcf4\ud638\ud558\ub294 \ubc94\uc704\ub97c \ud4e8\uc988\uac00 \ub2f4\ub2f9\ud558\ub294 \uac83\uc774\ubbc0\ub85c \uc774 \ub54c \uc21c\uc2dc\uc694\uc18c\ub294 \uc0ac\uc6a9\ud558\uc9c0 \uc54a\ub294 \uac83\uc73c\ub85c \ud574\uc57c \ud55c\ub2e4.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" loading=\"lazy\" width=\"361\" height=\"254\" src=\"http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/07\/\u1100\u116a\u1107\u116e\u1112\u1161-\u1106\u1175\u11be-\u1103\u1161\u11ab\u1105\u1161\u11a8\u1107\u1169\u1112\u1169-\u1100\u116a\u110c\u1165\u11ab\u1105\u1172\u1100\u1168\u110c\u1165\u11ab\u1100\u1175.png\" alt=\"\" class=\"wp-image-9860\" srcset=\"http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/07\/\u1100\u116a\u1107\u116e\u1112\u1161-\u1106\u1175\u11be-\u1103\u1161\u11ab\u1105\u1161\u11a8\u1107\u1169\u1112\u1169-\u1100\u116a\u110c\u1165\u11ab\u1105\u1172\u1100\u1168\u110c\u1165\u11ab\u1100\u1175.png 361w, http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/07\/\u1100\u116a\u1107\u116e\u1112\u1161-\u1106\u1175\u11be-\u1103\u1161\u11ab\u1105\u1161\u11a8\u1107\u1169\u1112\u1169-\u1100\u116a\u110c\u1165\u11ab\u1105\u1172\u1100\u1168\u110c\u1165\u11ab\u1100\u1175-300x211.png 300w\" sizes=\"(max-width: 361px) 100vw, 361px\" \/><figcaption>\uacfc\ubd80\ud558 \ubc0f \ub2e8\ub77d\ubcf4\ud638 \uacfc\uc804\ub958\uacc4\uc804\uae30<\/figcaption><\/figure>\n\n\n\n<h4>\uacfc\uc5f4\uc5d0 \ub300\ud55c \ubcf4\ud638<\/h4>\n\n\n\n<p> -&gt; \uc5f4\ub3d9\uacc4\uc804\uae30<\/p>\n\n\n\n<p>\uc804\ub3d9\uae30 \ubcf4\ud638\uc5d0\ub294 \ub9ce\uc740 \ud615\ud0dc\uc640 \ub2e4\uc591\ud55c \uc124\uacc4\uac00 \uc874\uc7ac\ud558\uc9c0\ub9cc \uae30\ubcf8\ubaa9\uc801\uc740 \uc804\ub3d9\uae30\uac00 \uacfc\ubd80\ud558\uc640 \uc815\uc0c1\uc870\uac74\uc5d0\uc11c \uc5f4\uc801, \uae30\uacc4\uc801 \ud55c\uacc4\ub97c \ucd08\uacfc\ud558\uc9c0 \uc54a\uc73c\uba74\uc11c \ucd5c\ub300\ud55c \uadf8 \ud55c\uacc4\uae4c\uc9c0 \uc6b4\uc804\ud558\uace0, \uace0\uc7a5\uc5d0 \ub300\ud574\uc11c\ub294 \ucd5c\ub300\uc758 \uac10\ub3c4\ub97c \uc81c\uacf5\ud558\uae30 \uc704\ud574\uc11c\uc774\ub2e4.<\/p>\n\n\n\n<p>\uc804\ub3d9\uae30\uac00 \uacfc\uc5f4\ub418\ub294 \uac83\uc744 \ubcf4\ud638\ub97c \uc704\ud574 Cold curve\uacfc Hot curve\uc740 2\uac00\uc9c0 \ud2b9\uc131\uc744 \uc81c\uc2dc\ud55c\ub2e4. Cold curve\uc740 \uc5f4\ud6a8\uacfc\uc640 \uc2dc\uc815\uc218\uc5d0 \uae30\ubc18\ud558\uace0, Hot curve\uc740 \uacc4\uc804\uae30\uc758 \uae30\uc5b5\uae30\ub2a5\uc744 \uc774\uc6a9\ud558\uc5ec \uc774\uc804\uc5d0 \ub204\uc801\ub41c \uc5f4\ub7c9\uc744 \uace0\ub824\ud55c \uac83\uc774\ub2e4. \uad6c\uc18d\uc804\ub958( ILR )\uc5d0\uc11c \uc5f4\uc801\ud55c\uacc4 \uc2dc\uac04( TLR )\ucd08\ub77c\uba74 TLR \uc5d0\uc11c 1~2\ucd08 \uc5ec\uc720\ub97c \uc900\ub2e4.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" loading=\"lazy\" width=\"762\" height=\"223\" src=\"http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/07\/\u110c\u1165\u11ab\u1103\u1169\u11bc\u1100\u1175\u110b\u1174-\u110b\u1167\u11af\u110c\u1165\u11a8\u1112\u1161\u11ab\u1100\u1168\u1100\u1169\u11a8\u1109\u1165\u11abIEC-60255-8.png\" alt=\"\" class=\"wp-image-9861\" srcset=\"http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/07\/\u110c\u1165\u11ab\u1103\u1169\u11bc\u1100\u1175\u110b\u1174-\u110b\u1167\u11af\u110c\u1165\u11a8\u1112\u1161\u11ab\u1100\u1168\u1100\u1169\u11a8\u1109\u1165\u11abIEC-60255-8.png 762w, http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/07\/\u110c\u1165\u11ab\u1103\u1169\u11bc\u1100\u1175\u110b\u1174-\u110b\u1167\u11af\u110c\u1165\u11a8\u1112\u1161\u11ab\u1100\u1168\u1100\u1169\u11a8\u1109\u1165\u11abIEC-60255-8-300x88.png 300w\" sizes=\"(max-width: 762px) 100vw, 762px\" \/><figcaption>\uc804\ub3d9\uae30\uc758 \uc5f4\uc801\ud55c\uacc4\uace1\uc120(IEC-60255-8)<\/figcaption><\/figure>\n\n\n\n<p>[\ud45c] \uc804\ub3d9\uae30\uc758 \uc5f4\uc801\ud55c\uacc4\uace1\uc120(IEC-60255-8)<\/p>\n\n\n\n<h4>\u203b \uc804\ub3d9\uae30\uc758 \uacfc\ubd80\ud558\uc728(Servic Factor)<\/h4>\n\n\n\n<p>Service Factor 1.15: \ub3d9\uc77c\uc815\uaca9\uc758 \uc804\ub3d9\uae30\uac00 15% \uacfc\ubd80\ud558\uc2dc \uc815\uaca9 \uc0ac\uc591\ubcf4\ub2e4 \uc628\ub3c4\uc0c1\uc2b9\uc774 \ucd5c\ub300 10\u2103\uc774\ud558\uac00 \ub418\ub3c4\ub85d \ud504\ub808\uc784 \uc124\uacc4\uc2dc \ub0c9\uac01\ud6a8\uacfc\ub97c \uace0\ub824\ud558\uc5ec \uc81c\uc791\ud55c \uac83\uc73c\ub85c, \ube44\uc5f0\uc18d\uc801\uc778 \uacfc\ubd80\ud558\uc5d0 \uc804\ub3d9\uae30\uc758 \uc218\uba85\uc5d0 \uc601\ud5a5\uc744 \uc8fc\uc9c0 \uc54a\ub3c4\ub85d \ud558\uc600\ub2e4.<\/p>\n\n\n\n<p>[\uc608] F\ub4f1\uae09\uc778 \uc808\uc5f0\ubb3c, S.F=1.0\uc774 \ub3c4\uccb4 \ud5c8\uc6a9\uc628\ub3c4 105\u2103, S.F=1.15\ub294 115\u2103<\/p>\n\n\n\n<h4>STALL\uacfc LOCK \ubcf4\ud638<\/h4>\n\n\n\n<p>\uc720\ub3c4\uc804\ub3d9\uae30\uc5d0\uc11c \ubc1c\uc0dd\ud558\ub294 STALL\uacfc LOCK\uc758 \uc804\uae30\uc801 \ud2b9\uc131\uc740 \ub3d9\uc77c\ud558\uace0, \ub2e4\ub9cc LOCK\uc740 \uae30\ub3d9\uc2dc \ubc1c\uc0dd\ud558\uace0, STALL\uc740 \uc6b4\uc804 \uc911 \ubc1c\uc0dd\ud55c\ub2e4\ub294 \ucc28\uc774\uac00 \uc788\ub2e4. \uc804\ub3d9\uae30\uc758 \uae30\ub3d9\uc2dc\uac04\uc744 \ucd08\uacfc\ud558\uba74 Lock \uc694\uc18c\ub294 \uac10\uc2dc\ub97c \uc911\ub2e8\ud558\uace0 Stall \uc694\uc18c\uac00 \ud65c\uc131\ud654\ub41c\ub2e4.<\/p>\n\n\n\n<p>(1) STALL \ubcf4\ud638<\/p>\n\n\n\n<p>\uc720\ub3c4\uc804\ub3d9\uae30\uac00 \uc815\uc0c1\uc801\uc778 \uc6b4\uc804 \uc911 \ubd80\ud558\ud1a0\ud06c\uac00 \uc804\ub3d9\uae30\uc758 \ud1a0\ud06c\ubcf4\ub2e4 \ucee4\uc11c \uc804\ub3d9\uae30\uc758 \ud68c\uc804\uc18d\ub3c4\ub97c \uc904\uc5ec \uc815\uc9c0\uc2dc\ud0a4\uac70\ub098 \uc815\uaca9\uc18d\ub3c4 \uc774\ud558\uc758 \uc5b4\ub5a4 \uc6b4\uc804\uc810 \uc18d\ub3c4\ub85c \ub5a8\uc5b4\uc9c0\ub294 \uac83\uc744 \ub9d0\ud55c\ub2e4. \uc774 \ub54c \uc804\ub3d9\uae30 \uc804\ub958\ub294 \uad6c\uc18d\uc804\ub958\uc5d0 \ub3c4\ub2ec\ud560 \ub54c\uae4c\uc9c0 \ube60\ub974\uac8c \uc99d\uac00\ud558\uba70 \uc804\ub3d9\uae30\uc758 \uc784\ud53c\ub358\uc2a4\ub294 \uad6c\uc18d \uc784\ud53c\ub358\uc2a4\uc5d0 \uc811\uadfc\ud574 \uac04\ub2e4.<\/p>\n\n\n\n<p>(2) LOCK \ubcf4\ud638<\/p>\n\n\n\n<p>\uc804\ub3d9\uae30\uac00 \uae30\ub3d9\uc5d0 \uc2e4\ud328\ud558\ub294 \uacbd\uc6b0\uac00 \uc788\ub294\ub370, \uc774\ub294 \uc804\ub3d9\uae30\uac00 \uae30\ub3d9\ud558\uae30 \uc804\uc5d0 \uacfc\ub3c4\ud55c \ubd80\ud558\ud1a0\ud06c\uac00 \uac78\ub824 \uc788\ub294 \uacbd\uc6b0, \uc804\ub3d9\uae30\uc758 \uae30\uacc4\uc801 \uace0\uc7a5, \ubd80\ud558 \ubca0\uc5b4\ub9c1 \uace0\uc7a5, \ub0ae\uc740 \uacf5\uae09\uc804\uc555 \ub4f1\uc774 \ubc1c\uc0dd \ub4f1\uc774 \uadf8 \uc6d0\uc778\uc774\uace0 \uc774\ub7ec\ud55c \ud604\uc0c1\uc744 \ud68c\uc804\uc790 \uad6c\uc18d(LOCK)\uc774\ub77c\ud55c\ub2e4. \ud68c\uc804\uc790\uac00 \uc815\uc9c0\ub41c \uc0c1\ud0dc\uc5d0\uc11c \uace0\uc815\uc790\uc5d0 \uc804\uc555\uc774 \uc778\uac00\ub418\uba74 \uc804\ub3d9\uae30\uc758 \uace0\uc815\uc790 \uad8c\uc120\uc5d0\ub294 \uc815\uaca9\uc804\ub958\uc758 5~8\ubc30 \uc218\uc900\uc758 \uc804\ub958\uac00 \ud750\ub978\ub2e4.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" loading=\"lazy\" width=\"410\" height=\"270\" src=\"http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/07\/STALL-\u110b\u116d\u1109\u1169\u110b\u1174-\u110c\u1165\u11bc\u110c\u1165\u11bc.png\" alt=\"\" class=\"wp-image-9862\" srcset=\"http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/07\/STALL-\u110b\u116d\u1109\u1169\u110b\u1174-\u110c\u1165\u11bc\u110c\u1165\u11bc.png 410w, http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/07\/STALL-\u110b\u116d\u1109\u1169\u110b\u1174-\u110c\u1165\u11bc\u110c\u1165\u11bc-300x198.png 300w\" sizes=\"(max-width: 410px) 100vw, 410px\" \/><figcaption>STALL \uc694\uc18c\uc758 \uc815\uc815<\/figcaption><\/figure>\n\n\n\n<p>\u203b STALL \uc694\uc18c\uc758 \uc815\uc815<\/p>\n\n\n\n<p>\uc804\ub3d9\uae30 \uc815\uaca9\uc804\ub958\uc758 2\ubc30 \uc815\ub3c4\uc5d0 \uc815\uc815\uc744 \ud558\ub418 \ub3d9\uc791\uc2dc\uac04\uc740 \ub0ae\uc740 \uac12\uc73c\ub85c \uc815\uc815\uc774 \uac00\ub2a5\ud558\ub098 \uc804\ub3d9\uae30\uac00 \ucda9\ubd84\ud788 \uadf9\ubcf5 \uac00\ub2a5\ud55c STALL\uc5d0 \ub3d9\uc791\ud558\uc9c0 \uc54a\ub3c4\ub85d Hot Safe Stall time \uc774\ub0b4\ub85c \uc815\uc815\ud558\ub294 \uac83\uc774 \uc88b\ub2e4.<\/p>\n\n\n\n<p>\u203b LOCK \uc694\uc18c\uc758 \uc815\uc815<\/p>\n\n\n\n<p>\uc804\ub3d9\uae30 \uc815\uaca9\uc804\ub958\uc758 2\ubc30\uc815\ub3c4\uc5d0 \uc815\uc815\uc744 \ud558\ub418 \uc0c1\ub2e8\uacfc \uc2dc\uac04\ud611\uc870\ub97c \ubcf4\uace0, \ub610 \ud2b9\uc131\uace1\uc120\uc774 \uae30\ub3d9\uc804\ub958\ubcf4\ub2e4 \uc0c1\ub2e8\uc5d0 \uc704\uce58\ud558\ub418 Cold Safe Stall Time\ubcf4\ub2e4 \uc791\ub3c4\ub85d \uc815\uc815\ud574\uc57c \ud55c\ub2e4.<\/p>\n\n\n\n<h4>\ubd88\ud3c9\ud615 \ubcf4\ud638<\/h4>\n\n\n\n<p>(1) \uc804\uc555 \ubd88\ud3c9\ud615\ub960\uacfc \uc5ed\uc0c1\uc804\ub958<\/p>\n\n\n\n<p>\uc804\ub3d9\uae30\uc758 \ub2e8\uc790\uc804\uc555\uc758 \ubd88\ud3c9\ud615\uc5d0 \uc758\ud574\uc11c \uc804\ub3d9\uae30\uc5d0\ub294 \uc5ed\uc0c1\uc804\ub958\uac00 \ud758\ub7ec \ud68c\uc804\uc790\uc5d0 \uc628\ub3c4\uc0c1\uc2b9, \uc190\uc2e4\uc99d\ub300, \ud68c\uc804\uc790\uc758 \uc5ed\ud1a0\ud06c\uac00 \ubc1c\uc0dd\ub41c\ub2e4.<\/p>\n\n\n\n<p>[\ud45c] \uc804\uc555 \ubd88\ud3c9\ud615\ub960\uc5d0 \ub530\ub978 \uc5ed\uc0c1\uc804\ub958 \u2026\u2026 [\uae30\ub3d9\ubc30\uc218\uac00 6\uc778 \uacbd\uc6b0]<\/p>\n\n\n\n<figure class=\"wp-block-table is-style-stripes\"><table><tbody><tr><td>\uc804\uc555 \ubd88\ud3c9\ud615\ub960<\/td><td>\uc5ed\uc0c1\uc804\ub958<\/td><\/tr><tr><td>3%<\/td><td>18%<\/td><\/tr><tr><td>5%<\/td><td>30%<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>[\ud45c] NEMA, \uc804\uc555 \ubd88\ud3c9\ud615\ub960\uc5d0 \ub300\ud55c \uc804\ub3d9\uae30 \uc6a9\ub7c9\uac10\uc18c<\/p>\n\n\n\n<figure class=\"wp-block-table is-style-stripes\"><table><tbody><tr><td>\uc804\uc555 \ubd88\ud3c9\ud615\ub960<\/td><td>Derating Factor<\/td><\/tr><tr><td>3%<\/td><td>0.9<\/td><\/tr><tr><td>4.4%<\/td><td>0.8<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h4>\u203b \uc804\uc555 \ubd88\ud3c9\ud615\ub960<\/h4>\n\n\n\n<div class=\"wp-block-mathml-mathmlblock\">\\[\ubd88\ud3c9\ud615\ub960=\\frac{max[V_{LL}-V_{avg}]}{V_{avg}}\\times 100\\]\n\\[\ub610\ub294 \\frac{V_2}{V_1}\\times100[\\%]&#8230;V_1\uc815\uc0c1\ubd84,V_2\uc5ed\uc0c1\ubd84\\]<\/div>\n\n\n\n<div class=\"wp-block-mathml-mathmlblock\">\\[V_{avg}=\\frac{1}{3}(V_{ab}+V_{bc}+V_{ca})\\]\n\\[max[V_{LL}-V_{avg}]=max(V_{ab}-V_{avg},V_{bc}-V_{avg},V_{ca}-V_{avg})\\]<\/div>\n\n\n\n<p>\uc120\uac04\uc804\uc555 \ubd88\ud3c9\ud615\ub960\uc758 \uacc4\uc0b0\uc758 \uc608<\/p>\n\n\n\n<div class=\"wp-block-mathml-mathmlblock\">\\[V_{ab}=576\\angle 0,V_{bc}=480\\angle 221.4, V_{ca}=384\\angle 124.2\\]\n\\[V_{avg}=\\frac{1}{3}(576+480+384)=480\\]\n\\[|V_{ab}-V_{avg}|=96,|V_{bc}-V_{avg}|=0,|V_{ca}-V_{avg}|=96\\]\n\\[max[V_{LL}-V_{avg}]=96\\]<\/div>\n\n\n\n<p>\u2234 \uc804\uc555 \ubd88\ud3c9\ud615\ub960=96\/480 *100=20[%] <\/p>\n\n\n\n<h4>\u203b \uc124\ube44\uc758 \ubd88\ud3c9\ud615\ub960<\/h4>\n\n\n\n<p>\ub2e8\uc0c13\uc120\uc2dd<\/p>\n\n\n\n<div class=\"wp-block-mathml-mathmlblock\">\\[\\frac{\uc911\uc120\uc120\uacfc \uac01 \uc804\uc555\uc120\uac04\uc5d0 \uc5f0\uacb0\ub41c \ubd80\ud558\uc124\ube44 \uc6a9\ub7c9[kVA]\uc758 \ucc28}{\ucd1d \ubd80\ud558\uc124\ube44 \uc6a9\ub7c9\/2}\\times 100\\]<\/div>\n\n\n\n<p>3\uc0c13\uc120\uc2dd<\/p>\n\n\n\n<div class=\"wp-block-mathml-mathmlblock\">\\[\\frac{\uac01 \uc120\uac04\uc5d0 \uc811\uc18d\ub418\ub294 \ub2e8\uc0c1 \ubd80\ud558\uc124\ube44 \uc6a9\ub7c9[kVA]\uc758 \ucd5c\ub300\uc640 \ucd5c\uc18c\uc758 \ucc28}{\ucd1d \ubd80\ud558\uc124\ube44 \uc6a9\ub7c9\/3}\\times 100\\]<\/div>\n\n\n\n<p>3\uc0c14\uc120\uc2dd<\/p>\n\n\n\n<div class=\"wp-block-mathml-mathmlblock\">\\[\\frac{\uc911\uc120\uc120\uacfc \uac01 \uc804\uc555\uce21 \uc120\uac04\uc5d0 \uc811\uc18d\ub418\ub294 \ubd80\ud558\uc124\ube44\uc6a9\ub7c9\uc758 \ucd5c\ub300\uc640 \ucd5c\uc18c\uc758 \ucc28}{\ucd1d \ubd80\ud558\uc124\ube44 \uc6a9\ub7c9\/3}\\times 100\\]<\/div>\n\n\n\n<p>(2) \uc720\ub3c4\uc804\ub3d9\uae30\uc758 \uacb0\uc0c1\uc6b4\uc804<\/p>\n\n\n\n<p>\uc804\uc555 \ubd88\ud3c9\ud615\uc758 \uadf9\ub2e8\uc801\uc778 \uacbd\uc6b0\uac00 \uacb0\uc0c1\uc774\ub2e4. \uacb0\uc0c1\uc740 \uc804\uc555, \uc804\ub958 \ubaa8\ub450 \ubd88\ud3c9\ud615\ub960\uc774 100%\uc774\ub2e4. \uacb0\uc0c1\uc740 \uc804\ub3d9\uae30 \ubcf4\ud638\uc6a9 \ud4e8\uc988\uc758 \uc6a9\ub2e8, \uc2a4\uc704\uce58 \uc811\uc810\uc758 \uc774\ud0c8 \ub4f1\uc774 \uc6d0\uc778\uc73c\ub85c \ube44\uad50\uc801 \uc27d\uac8c \ub098\ud0c0\ub098\ub294 \uc0ac\uace0\uc758 \ud615\ud0dc\uc774\uba70, \uc815\uaca9\ubd80\ud558\uc5d0\uc11c \uacb0\uc0c1\uc774 \ubc1c\uc0dd\ud558\uba74 \ub0a8\uc544\uc788\ub294 \uc0c1\uc758 \uc804\ub958\ub294 \uc0c1\ub2f9\ud788 \uc99d\uac00\ud558\uace0, \uc5ed\uc0c1\ubd84 \uc804\ub958\uc5d0 \uc758\ud574\uc11c \uc804\ub3d9\uae30\uc758 \ud68c\uc804\uc790 \uad8c\uc120\uc774 \uae09\uaca9\ud558\uac8c \uacfc\uc5f4\ub418\ubbc0\ub85c \uc804\ub3d9\uae30\ub97c \uc804\uc6d0\uc73c\ub85c\ubd80\ud130 \ubd84\ub9ac\ud574\uc57c \ud558\uace0, \uadf8\ub807\uc9c0 \uc54a\uc740 \uacbd\uc6b0 \uace0\uc815\uc790\uc640 \ud68c\uc804\uc790 \uad8c\uc120\uc5d0 \uc2ec\uac01\ud55c \uc190\uc0c1\uc774 \uc77c\uc5b4\ub0a0 \uc218 \uc788\ub2e4.<\/p>\n\n\n\n<h4>\u203b\uc0c1 \uacb0\uc0c1\uc2dc \uc5ed\uc0c1\ubd84 \ubc0f \uc120\uc804\ub958\uc758 \ud06c\uae30<\/h4>\n\n\n\n<p>a\uc0c1 \uacb0\uc0c1\uc2dc \uc5ed\uc0c1\ubd84 \ubc0f \uc120\uc804\ub958\uc758 \ud06c\uae30<\/p>\n\n\n\n<div class=\"wp-block-mathml-mathmlblock\">\\[I_a=I_0+I_1+I_2=0&#8230;a\uc0c1\uae30\uc900\ud574\uc11d\\]\n\\[I_0=0(\ubd88\ud3c9\ud615\uc870\uac74\uc774\ubbc0\ub85c \uc601\uc0c1\ubd84\uc804\ub958\ub294 \ud750\ub974\uc9c0 \uc54a\ub294\ub2e4.)\\]\n\\[\u2234I_1=-I_2\\]<\/div>\n\n\n\n<p>\uc815\uc0c1\ubd84\uacfc \uc5ed\uc0c1\ubd84 \uc804\ub958\uc758 \ud06c\uae30\uac00 \ub3d9\uc77c<\/p>\n\n\n\n<div class=\"wp-block-mathml-mathmlblock\">\\[I_b=a^2I_1+aI_2=a^2I_1-aI_1=(1\\angle 240-1\\angle 120)I_1=-j1.732I_1\\]\n\\[I_c=aI_1+a^2I_2=j1.732I_1\\]<\/div>\n\n\n\n<div class=\"wp-block-mathml-mathmlblock\">\\[\u2234I_b,I_c\ub294 \uc815\uc0ac\uc6b4 \uc804\ub958\uc758 \\sqrt3 \ubc30\uc758 \ud06c\uae30\uac00 \ud750\ub978\ub2e4\\]\n\\[\u2234|I_2|=\\frac{I_b}{\\sqrt3}=\\frac{I_c}{\\sqrt3}\\to \uc5ed\uc0c1\ubd84 \uc804\ub958\ub294 \uc120\uc804\ub958\uc758 57.7\\%\\]<\/div>\n\n\n\n<p>(3) \ubcf4\ud638\uc694\uc18c<\/p>\n\n\n\n<p>\u2460 \ubd88\ud3c9\ud615 \uacc4\uc804\uc694\uc18c: 47P<\/p>\n\n\n\n<p>NEMA \uaddc\uc815\uc5d0\uc11c\ub294 \uc720\ub3c4\uc804\ub3d9\uae30\ub294 1%\uc815\ub3c4\uc758 \uc804\uc555 \ubd88\ud3c9\ud615\uc740 \ubcc4\ub2e4\ub978 \ubb38\uc81c\ub97c \uc77c\uc73c\ud0a4\uc9c0 \uc54a\uc9c0\ub9cc 1~5%\uc758 \ubd88\ud3c9\ud615 \uc804\uc555\uc5d0\uc11c\ub294 \uc804\ub3d9\uae30\uc758 \ucd9c\ub825\uc744 \uc904\uc5ec\uc11c \uc6b4\uc804\ud574\uc57c \ud558\uace0, \u201c5%\uc774\uc0c1\uc758 \uc804\uc555 \ubd88\ud3c9\ud615\uc5d0\uc11c \uc804\ub3d9\uae30\ub97c \uc6b4\uc804\ud558\ub294 \uac83\uc740 \ubc14\ub78c\uc9c1\ud558\uc9c0 \ubabb\ud558\ub2e4.\u201d\ub77c\uace0 \uaddc\uc815\ud558\uace0 \uc788\ub2e4. \ub530\ub77c\uc11c 5~6%\uc5d0 \uc815\uc815\ud558\uc5ec \uc0ac\uc6a9\ud574\uc57c \ud55c\ub2e4.<\/p>\n\n\n\n<p>\u2461 \uc5ed\uc0c1\uacfc\uc804\uc555 \uacc4\uc804\uc694\uc18c: 47<\/p>\n\n\n\n<p>PT\ud68c\ub85c\ub97c \ud1b5\ud574 \uc778\uac00\ub418\ub294 \uc804\uc555\uc5d0\uc11c \uc5ed\uc0c1\ubd84\uc744 \uacc4\uc0b0\ud558\uc5ec \uc5ed\uc0c1\ubd84 \uc804\uc555\uc774 \uc815\uc815\uce58 \ubcf4\ub2e4 \ub192\uc744 \uacbd\uc6b0\uc5d0 \ub3d9\uc791\ud558\ub294 \uc694\uc18c\ub85c \uacc4\uc0b0\uc2dd\uc740 \uc544\ub798\uc640 \uac19\ub2e4.<\/p>\n\n\n\n<div class=\"wp-block-mathml-mathmlblock\">\\[V_2=\\frac{1}{3}(V_a+a^2V_b+aV_c)\\]<\/div>\n\n\n\n<p>\u2462 \uc5ed\uc0c1\uacfc\uc804\ub958 \uacc4\uc804\uc694\uc18c: 46<\/p>\n\n\n\n<p>CT\ud68c\ub85c\ub97c \ud1b5\ud574 \uc778\uac00\ub41c\ub294 \uc804\ub958\uc5d0\uc11c \uc5ed\uc0c1\ubd84 \uc804\ub958\ub97c \uacc4\uc0b0\ud558\uc5ec \uc5ed\uc0c1\ubd84 \uc804\ub958\uac00 \uc815\uc815\uce58 \ubcf4\ub2e4 \ub192\uc744 \uacbd\uc6b0 \ub3d9\uc791\ud558\ub294 \uc694\uc18c\ub85c \uacc4\uc0b0\uc2dd\uc740 \uc544\ub798\uc640 \uac19\ub2e4.<\/p>\n\n\n\n<div class=\"wp-block-mathml-mathmlblock\">\\[I_2=\\frac{1}{3}(I_a+a^2I_b+aI_c)\\]<\/div>\n\n\n\n<h4>\uc800\uc804\uc555 \ubcf4\ud638<\/h4>\n\n\n\n<p>\uc8fc\uc5b4\uc9c4 \ubd80\ud558\uc5d0 \ub300\ud574 \uc804\ub3d9\uae30\ub294 \uc77c\uc815\uc804\ub825(kVA) \uae30\uae30\ub85c \uac04\uc8fc\ud55c\ub2e4. \ub530\ub77c\uc11c \uc804\ub958\uc758 \ubcc0\ud654\ub294 \uc804\uc555\uc758 \ubcc0\ud654\uc5d0 \ubc18\ube44\ub840\ud558\uace0, \ud3c9\ud615 3\uc0c1 \uc800\uc804\uc555\uc740 \ud3c9\ud615 3\uc0c1 \uacfc\uc804\ub958\ub97c \uc57c\uae30\ud55c\ub2e4. \uc7a5\uae30\uac04\uc758 \uc800\uc804\uc555\uc774 \ubc1c\uc0dd\ud558\uba74 \ud68c\uc804\ub825\uc758 \ubd80\uc871\uc774\ub098, \uace0\uc815\uc790 \uc804\ub958\uc758 \uc99d\uac00\ub97c \uac00\uc838\uc624\uba70 \uacfc\uc804\ub958\uacc4\uc804\uae30\uac00 \ub3d9\uc791\ud560 \uac83\uc774\ub2e4.<\/p>\n\n\n\n<p>\u203b \uc800\uc804\uc555\uc5d0 \ub300\ud55c \uc815\uc815\uc740 \ubcf4\ud1b5\uc758 \uacbd\uc6b0 \uc815\uc0c1\uc804\uc555\uc758 80%\uc5d0 \uc815\uc815\ud55c\ub2e4.<\/p>\n\n\n\n<p>\ub9cc\uc57d \uae30\ub3d9\uc2dc \uc804\uc555\uac15\ud558\uac00 \ubcf4\ub2e4 \ud074 \uacbd\uc6b0 \ubd88\ud544\uc694\ud55c \ub3d9\uc791\uc744 \ubc29\uc9c0\ud558\uae30 \uc704\ud574 \uc774\ubcf4\ub2e4 \uc791\uc740 \uac12\uc5d0 \uc815\uc815 \ud560 \uc218 \uc788\ub2e4. \uc2dc\uac04\uc9c0\uc5f0\uc740 \ubcf4\ud1b5 2~3\ucd08 \uc900\ub2e4. \ud558\uc9c0\ub9cc \uc774 \uacbd\uc6b0 \uc21c\uc2dc\uc804\uc555 \uac15\ud558\uac00 \ubc1c\uc0dd\ud560 \uacbd\uc6b0 \uc804\ub3d9\uae30 \ubd80\ud558\ub85c \uc720\uc785\ub418\ub294 \uc804\ub958\uac00 \uc99d\uac00\ud558\uc5ec \uc0c1\ub2e8\uc5d0\uc11c \uacfc\uc804\ub958\uacc4\uc804\uc694\uc18c\uac00 \ub3d9\uc791 \ud560 \uc6b0\ub824\uac00 \uc788\ub2e4. \uc774\ub97c \ubc29\uc9c0\ud558\uae30 \uc704\ud574\uc11c \uc911\uc694\ub3c4\uac00 \ub5a8\uc5b4\uc9c0\ub294 \ubd80\ud558\ub294 \uc2dc\uac04\uc9c0\uc5f0\uc744 \uc791\uac8c \uc8fc\uace0, \ub9e4\uc6b0 \uc911\uc694\ud55c \ubd80\ud558\uc5d0 \uc2dc\uac04\uc9c0\uc5f0\uc744 \ub9ce\uc774 \uc8fc\ub294 \ubc29\uc2dd\uc744 \ucc44\ud0dd\ud560 \uc218 \uc788\ub2e4.<\/p>\n\n\n\n<blockquote class=\"wp-block-quote\"><p>3\uc0c1 \uc720\ub3c4\uc804\ub3d9\uae30\uc758 \uc815\uaca9 522[kW], 6.6[kV], \uc5ed\ub960 92.2%, \ud6a8\uc728 93.22%, \uad6c\uc18d\uc804\ub958\ub294 \uc815\uaca9\uc804\ub958\uc758 6\ubc30, \uac00\uc18d\uc2dc\uac04 8\ucd08, Safe Stall Time 13\ucd08\uc774\ub2e4. 100\/5A CT\uc758 2\ucc28\uce21\uc5d0 \uc804\ub3d9\uae30 \ubcf4\ud638\uc6a9 50\/51 \uacc4\uc804\uae30\uac00 \uc5f0\uacb0\ub418\uc5b4 \uc788\ub2e4\uace0 \ud560 \ub54c 50\/51 \uacc4\uc804\uae30\uc758 \uc815\uc815\uce58\ub97c \uad6c\ud558\uace0, \uc2dc\uac04\ud0ed(Time Dial) \uc124\uc815\ubc29\ubc95\uc744 \uadf8\ub9bc\uc73c\ub85c \uc124\uba85\ud558\uc2dc\uc624.<\/p><\/blockquote>\n\n\n\n<p>1) \uc804\ubd80\ud558\uc804\ub958(I_{FL})<\/p>\n\n\n\n<div class=\"wp-block-mathml-mathmlblock\">\\[I_{FL}=\\frac{P}{\\sqrt3\\times V\\times \\cos\\theta\\times\\eta}=\\frac{522}{\\sqrt3\\times6.6\\times0.922\\times0.9322}=53.13[A]\\]<\/div>\n\n\n\n<p> 2) \uae30\ub3d9\uc804\ub958(I_{LR}) <\/p>\n\n\n\n<p><\/p>\n\n\n\n<p> 3) \ud55c\uc2dc \uc815\uc815\uc804\ub958(Is) &#8211; 51 -&gt; \uc804\ubd80\ud558\uc804\ub958\uc758 105~125% <\/p>\n\n\n\n<div class=\"wp-block-mathml-mathmlblock\">\\[I_s=I_{FL}\\times1.25\\times\\frac{5}{100}=53.13\\times1.25\\times\\frac{5}{100}=3.32[A]\\to 0.66I_n\\]\n\\[(\uc5ec\uae30\uc11c, \ubcc0\ub958\uae30 2\ucc28\uc815\uaca9 I_n=5A)\\]<\/div>\n\n\n\n<p>4) \uc21c\uc2dc \uc815\uc815\uc804\ub958(I) -50 -&gt; \uae30\ub3d9\uc804\ub958\uc758 175~200%<\/p>\n\n\n\n<div class=\"wp-block-mathml-mathmlblock\">\\[I=I_{LR}\\times 2.0\\times \\frac{5}{100}=318.78\\times 2.0\\times \\frac{5}{100}=31.88[A]\\to6.38I_n\\]\n\\[(\uc5ec\uae30\uc11c, \ubcc0\ub958\uae30 2\ucc28\uc815\uaca9 I_n=5A)\\]<\/div>\n\n\n\n<p>5) \ud0c0\uc784\ud0ed \uc124\uc815\ubc29\ubc95<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" loading=\"lazy\" width=\"353\" height=\"242\" src=\"http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/07\/\u1110\u1161\u110b\u1175\u11b7\u1110\u1162\u11b8-\u1109\u1165\u11af\u110c\u1165\u11bc\u1107\u1161\u11bc\u1107\u1165\u11b8.png\" alt=\"\" class=\"wp-image-9864\" srcset=\"http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/07\/\u1110\u1161\u110b\u1175\u11b7\u1110\u1162\u11b8-\u1109\u1165\u11af\u110c\u1165\u11bc\u1107\u1161\u11bc\u1107\u1165\u11b8.png 353w, http:\/\/ftz.myds.me\/wordpress\/wp-content\/uploads\/2022\/07\/\u1110\u1161\u110b\u1175\u11b7\u1110\u1162\u11b8-\u1109\u1165\u11af\u110c\u1165\u11bc\u1107\u1161\u11bc\u1107\u1165\u11b8-300x206.png 300w\" sizes=\"(max-width: 353px) 100vw, 353px\" \/><figcaption>\ud0c0\uc784\ud0ed \uc124\uc815\ubc29\ubc95<\/figcaption><\/figure>\n\n\n\n<p>\u2605<a href=\"http:\/\/ftz.myds.me\/wordpress\/l-%eb%b3%b4%ed%98%b8%ea%b3%84%ec%a0%84%ea%b8%b0\/\">\ubcf4\ud638\uacc4\uc804\uae30<\/a> <br><a href=\"http:\/\/ftz.myds.me\/wordpress\/%EB%B3%B4%ED%98%B8%EA%B3%84%EC%A0%84%EA%B8%B0%EC%9D%98-%EA%B0%9C%EC%9A%94\/\">\ubcf4\ud638\uacc4\uc804\uae30\uc758 \uac1c\uc694<\/a><br><a href=\"http:\/\/ftz.myds.me\/wordpress\/%ec%9c%a0%eb%8f%84%ed%98%95-%ea%b3%84%ec%a0%84%ea%b8%b0\/\">\uc720\ub3c4\ud615 \uacc4\uc804\uae30<\/a><br><a href=\"http:\/\/ftz.myds.me\/wordpress\/%eb%b0%a9%ed%96%a5%ec%84%b1-%ea%b3%84%ec%a0%84%ea%b8%b0\/\">\ubc29\ud5a5\uc131 \uacc4\uc804\uae30<\/a><br><a href=\"http:\/\/ftz.myds.me\/wordpress\/%ea%b1%b0%eb%a6%ac-%ea%b3%84%ec%a0%84%ea%b8%b0\/\">\uac70\ub9ac \uacc4\uc804\uae30<\/a><br><a href=\"http:\/\/ftz.myds.me\/wordpress\/%ec%86%a1%ec%a0%84%ec%84%a0%eb%a1%9c-%eb%b3%b4%ed%98%b8\/\">\uc1a1\uc804\uc120\ub85c \ubcf4\ud638(1)<\/a><br><a href=\"http:\/\/ftz.myds.me\/wordpress\/%eb%aa%a8%ec%84%a0-%eb%b3%b4%ed%98%b8%eb%b0%a9%ec%8b%9d\/\">\ubaa8\uc120 \ubcf4\ud638\ubc29\uc2dd<\/a><br><a href=\"http:\/\/ftz.myds.me\/wordpress\/%ec%9d%b4%ec%a4%91%eb%aa%a8%ec%84%a0%ec%9d%98-%ea%b5%ac%ec%84%b1\/\">\uc774\uc911\ubaa8\uc120\uc758 \uad6c\uc131<\/a><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%ec%9d%98-%ec%84%a0%ec%a0%95\/\">\uc911\uc131\uc810 \uc811\uc9c0\ubc29\uc2dd\uc758 \uc120\uc815<\/a><br><a href=\"http:\/\/ftz.myds.me\/wordpress\/%ec%84%a0%ed%83%9d%ec%a7%80%eb%9d%bd%ea%b3%84%ec%a0%84%ea%b8%b0\/\">\uc120\ud0dd\uc9c0\ub77d\uacc4\uc804\uae30<\/a><br><a href=\"http:\/\/ftz.myds.me\/wordpress\/%eb%b9%84%ec%a0%91%ec%a7%80-%eb%b3%b4%ed%98%b8%eb%b0%a9%ec%8b%9d\/\">\ube44\uc811\uc9c0 \ubcf4\ud638\ubc29\uc2dd<\/a><br><a href=\"http:\/\/ftz.myds.me\/wordpress\/zig-zag-%eb%b3%80%ec%95%95%ea%b8%b0\/\">Zig-Zag \ubcc0\uc555\uae30<\/a><br><a href=\"http:\/\/ftz.myds.me\/wordpress\/%ec%98%81%ec%83%81%ec%a0%84%eb%a5%98-%ea%b2%80%ec%b6%9c%eb%b0%a9%ec%8b%9d\/\">\uc601\uc0c1\uc804\ub958 \uac80\ucd9c\ubc29\uc2dd<\/a><br><a href=\"http:\/\/ftz.myds.me\/wordpress\/%eb%b3%80%ec%95%95%ea%b8%b0-%ed%95%b4%ec%84%9d%ea%b8%b0%ec%a4%80\/\">\ubcc0\uc555\uae30 \ud574\uc11d\uae30\uc900<\/a><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\/\">\ube44\uc728\ucc28\ub3d9\uacc4\uc804\uae30<\/a><br><a href=\"http:\/\/ftz.myds.me\/wordpress\/%eb%b3%80%ec%95%95%ea%b8%b0-%eb%b3%b4%ed%98%b8\/\">\ubcc0\uc555\uae30 \ubcf4\ud638<\/a><br><a href=\"http:\/\/ftz.myds.me\/wordpress\/%eb%b0%9c%ec%a0%84%ea%b8%b0-%eb%b3%b4%ed%98%b8\/\">\ubc1c\uc804\uae30 \ubcf4\ud638<\/a><br><a href=\"http:\/\/ftz.myds.me\/wordpress\/%ec%a0%84%eb%8f%99%ea%b8%b0-%eb%b3%b4%ed%98%b8\/\">\uc804\ub3d9\uae30 \ubcf4\ud638<\/a><br><a href=\"http:\/\/ftz.myds.me\/wordpress\/%eb%b3%b4%ed%98%b8%ea%b3%84%ec%a0%84%ea%b8%b0-%ec%a0%95%ec%a0%95\/\">\ubcf4\ud638\uacc4\uc804\uae30 \uc815\uc815(1)<\/a> <\/p>\n","protected":false},"excerpt":{"rendered":"<p>[acf field=ver]\u2605[acf field=rate]![acf field=edited] \uc804\ub3d9\uae30 \ubcf4\ud638 3\uc0c1 \uc720\ub3c4\uc804\ub3d9\uae30\uc758 \uc815\uaca9 522[kW], 6.6[kV], \uc5ed\ub960 92.2%, \ud6a8\uc728 93.22%, \uad6c\uc18d\uc804\ub958\ub294 \uc815\uaca9\uc804\ub958\uc758 6\ubc30, \uac00\uc18d\uc2dc\uac04 8\ucd08, Safe Stall Time 13\ucd08\uc774\ub2e4. 100\/5A CT\uc758 2\ucc28\uce21\uc5d0 \uc804\ub3d9\uae30 \ubcf4\ud638\uc6a9 50\/51 \uacc4\uc804\uae30\uac00 \uc5f0\uacb0\ub418\uc5b4 \uc788\ub2e4\uace0 \ud560 \ub54c 50\/51\uacc4\uc804\uae30\uc758 \uc815\uc815\uce58\ub97c \uad6c\ud558\uace0, \uc2dc\uac04\ud0ed(Time Dial) \uc124\uc815\ubc29\ubc95\uc744 \uadf8\ub9bc\uc73c\ub85c \uc124\uba85\ud558\uc2dc\uc624. \ubaa8\ud130\uc758 \ubcf4\ud638\ub97c (1)\ubaa8\ud130 \uae30\ub3d9\ud2b9\uc131 \ucee4\ube0c (2)\uc5f4\uc801\ubcf4\ud638 (3)\uc815\uc9c0\ud68c\uc804\uc790\ubcf4\ud638 (4)\ub2e8\ub77d\ubcf4\ud638 \ub4f1\uc758 \uc785\uc7a5\uc5d0\uc11c \uc124\uba85\ud558\uace0 TCC(Time [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[506],"tags":[],"_links":{"self":[{"href":"http:\/\/ftz.myds.me\/wordpress\/wp-json\/wp\/v2\/posts\/6199"}],"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=6199"}],"version-history":[{"count":0,"href":"http:\/\/ftz.myds.me\/wordpress\/wp-json\/wp\/v2\/posts\/6199\/revisions"}],"wp:attachment":[{"href":"http:\/\/ftz.myds.me\/wordpress\/wp-json\/wp\/v2\/media?parent=6199"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/ftz.myds.me\/wordpress\/wp-json\/wp\/v2\/categories?post=6199"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/ftz.myds.me\/wordpress\/wp-json\/wp\/v2\/tags?post=6199"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}