{"id":10974,"date":"2026-08-29T23:43:04","date_gmt":"2026-08-29T15:43:04","guid":{"rendered":"https:\/\/q8bbzjnpm5.wpdns.site\/?p=10974"},"modified":"2026-08-29T23:43:04","modified_gmt":"2026-08-29T15:43:04","slug":"the-differences-between-switching-power-supplies-and-distribution","status":"publish","type":"post","link":"https:\/\/subian-electric.com\/ko\/news\/the-differences-between-switching-power-supplies-and-distribution\/","title":{"rendered":"\uc2a4\uc704\uce6d \uc804\uc6d0 \uacf5\uae09 \uc7a5\uce58\uc640 \ubc30\uc804 \ubcc0\uc555\uae30 \uac04\uc758 \ucc28\uc774"},"content":{"rendered":"<p>\uacf5\uc7a5 \uc5d4\uc9c0\ub2c8\uc5b4\uac00 \uc2dd\ud488 \uac00\uacf5 \uacf5\uc7a5\uc758 \uc81c\uc5b4\uc2e4\uc744 \uc5c5\uadf8\ub808\uc774\ub4dc\ud558\uace0 \uc788\uc2b5\ub2c8\ub2e4. \uadf8\uc758 \uc804\uae30 \uae30\uc220\uc790\ub294 \uc0c8\ub85c\uc6b4 PLC \ub799\uacfc \uacc4\uce21 \uc7a5\ube44\uc5d0 \uc804\uc6d0\uc744 \uacf5\uae09\ud558\ub294 \ub450 \uac00\uc9c0 \ubc29\ubc95\uc744 \uc81c\uc2dc\ud588\uc2b5\ub2c8\ub2e4: \uc81c\uc5b4 \ud328\ub110\uc5d0 \uc804\uc6d0\uc744 \uacf5\uae09\ud558\ub294 \uae30\uc874\uc758 1 kVA \uc808\uc5f0 \ubcc0\uc555\uae30\uc640 DIN \ub808\uc77c\uc5d0 \uc7a5\ucc29\ub41c \ucef4\ud329\ud2b8 24 V \uc2a4\uc704\uce58 \ubaa8\ub4dc \uc804\uc6d0 \uacf5\uae09 \uc7a5\uce58(SMPS)\uc785\ub2c8\ub2e4. \uc5d4\uc9c0\ub2c8\uc5b4\ub294 \ub610\ud55c 630 kVA\uc758 \ud06c\uae30\ub97c \uc9c0\uc815\ud558\ub77c\ub294 \uc694\uccad\uc744 \ubc1b\uc558\uc2b5\ub2c8\ub2e4. <strong>\ubc30\uc804 \ubcc0\uc555\uae30<\/strong> \uac19\uc740 \uc2dc\uc124\uc758 \uc0c8\ub85c\uc6b4 \uc0dd\uc0b0 \ub77c\uc778\uc5d0 \ub300\ud574, \uadf8\ub294 \ub450 \uac00\uc9c0 \ub17c\uc758\ub97c \ud63c\ub3d9\ud558\uace0 \uc788\uc2b5\ub2c8\ub2e4 \u2014 \ub450 \ub17c\uc758 \ubaa8\ub450 \u201c\ubcc0\uc555\uae30\u201d\uc640 \uad00\ub828\uc774 \uc788\uc73c\uba70, \ud55c \ud310\ub9e4\uc6d0\uc740 \ub450 \uc81c\ud488\uc774 \uc11c\ub85c \uad50\ud658 \uac00\ub2a5\ud558\ub2e4\uace0 \ube44\uad50\ud558\uace0 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<p>\uc774 \uae30\uc0ac\ub294 \uc2a4\uc704\uce6d \uc804\uc6d0 \uacf5\uae09 \uc7a5\uce58\uc640 \ubc30\uc804 \ubcc0\uc555\uae30 \uac04\uc758 \ud63c\ub3d9\uc744 \ub2e4\uc12f \uac00\uc9c0 \uba85\ud655\ud55c \ucc28\uc774\ub97c \ud1b5\ud574 \ud574\uacb0\ud588\uc2b5\ub2c8\ub2e4. \uc774 \ucc28\uc774\ub294 \ud2b9\uc815 \ub9e4\uac1c\ubcc0\uc218 \u2014 \uc791\ub3d9 \uc8fc\ud30c\uc218, \uc808\uc5f0, \uc804\uc555 \uc870\uc815, \ud06c\uae30 \ubc0f \ube44\uc6a9 \u2014 \uc5d0 \uae30\ubc18\ud558\uc5ec, \uc815\ubcf4\uc5d0 \uc785\uac01\ud55c \uacb0\uc815\uc744 \ub0b4\ub9b4 \ub54c \uc774\ub7ec\ud55c \ub9e4\uac1c\ubcc0\uc218\ub97c \uc2e0\ub8b0\ud560 \uc218 \uc788\ub3c4\ub85d \ud569\ub2c8\ub2e4.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-10975\" src=\"https:\/\/subian-electric.com\/wp-content\/uploads\/2026\/08\/Switching-Power-Supplies-vs-Distribution-Transformers.webp\" alt=\"\" width=\"1536\" height=\"1024\" \/><\/p>\n<h2>\ud63c\ub3d9\uc758 \uc6d0\uc778<\/h2>\n<p>\uc774 \ubb38\uc81c\uc5d0\uc11c \ud63c\ub3d9\uc758 \uc6d0\uc778\uc740 \ub450 \uc7a5\uce58 \uac04\uc758 \ube44\uc804\ubb38\uac00 \uc5f0\uacb0\ub85c \uc774\ud574\ub420 \uc218 \uc788\uc73c\uba70, \uc774\ub294 \ub450 \uc7a5\uce58\uc758 \uc791\ub3d9 \uc6d0\ub9ac\uac00 \ub3d9\uc77c\ud558\ub2e4\ub294 \uc0ac\uc2e4\ub85c \uc124\uba85\ub420 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ub610\ub294 \ub354 \uc815\ud655\ud788 \ub9d0\ud558\uc790\uba74, \ub450 \uc7a5\uce58\uac00 \ubcc0\ud658 \uc791\uc5c5\uc744 \uc218\ud589\ud558\uc9c0\ub9cc \uc11c\ub85c \ub2e4\ub978 \uc0ac\uc591\uc744 \uac00\uc9c0\uace0 \uc788\uc2b5\ub2c8\ub2e4. \uc77c\ubd80 \uc624\ub798\ub41c \uc815\ubcf4 \ucd9c\ucc98\ub294 \uace0\uc8fc\ud30c \uc2a4\uc704\uce6d \uc804\uc6d0\uc744 DC \ubcc0\uc555\uae30\ub85c \uac04\uc8fc\ud558\uace0 \uc2a4\uc704\uce6d \uc804\uc6d0 \uacf5\uae09 \uc7a5\uce58\uc5d0 \ub300\ud574 \u201c\ubcc0\uc555\uae30\u201d\ub77c\ub294 \ud45c\ud604\uc744 \uc0ac\uc6a9\ud569\ub2c8\ub2e4.<\/p>\n<p>\uadf8\ub7ec\ub098 \uae30\uc220\uc801\uc778 \uc9c4\uc2e4\uc740 \uc804\ud600 \ub2e4\ub985\ub2c8\ub2e4. \ubc30\uc804 \ubcc0\uc555\uae30\ub294 IEC 60076\uc5d0 \uc18d\ud558\ub294 \uc218\ub3d9 \ubc0f \uc120 \uc8fc\ud30c\uc218 \uc7a5\uce58\ub85c \uac04\uc8fc\ub418\uba70 kVA \uc6a9\ub7c9\uc744 \uac00\uc9c0\uace0 \uc788\uc2b5\ub2c8\ub2e4. \ub530\ub77c\uc11c \ubc30\uc804 \ubcc0\uc555\uae30\ub294 \ub300\uaddc\ubaa8 \uc9c0\uc5ed\uc5d0 \uc804\uae30\ub97c \uacf5\uae09\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uadf8\ub7ec\ub098 \uc2a4\uc704\uce6d \uc804\uc6d0 \uacf5\uae09 \uc7a5\uce58\ub294 IEC 62368-1 \ub610\ub294 IEC 60950\ub85c \ubd84\ub958\ub420 \uc218 \uc788\ub294 \ub2a5\ub3d9\uc801\uc774\uace0 \uace0\uc8fc\ud30c \uc804\uc790 \ubcc0\ud658\uae30\uc758 \ubc94\uc8fc\uc5d0 \uc18d\ud558\uba70 \uc640\ud2b8 \ub2e8\uc704\ub85c \uc791\ub3d9\ud569\ub2c8\ub2e4. \ub530\ub77c\uc11c \ub450 \uc7a5\uce58\uac00 \uc11c\ub85c \uad50\ud658 \uac00\ub2a5\ud558\uac8c \ubcf4\uc77c \uc218 \uc788\uc9c0\ub9cc, \uc774\ub294 \ub3c4\uc2dc\uc758 \uc218\ub3c4 \uacf5\uae09\uacfc \uc8fc\ubc29 \uc218\ub3c4\uaf2d\uc9c0\ub97c \ube44\uad50\ud558\ub294 \uac83\uacfc \ub354 \uc720\uc0ac\ud569\ub2c8\ub2e4. \ub450 \uc7a5\uce58 \ubaa8\ub450 \ube44\uc2b7\ud55c \ubc29\ud5a5\uc744 \uac00\ub9ac\ud0ac \uc218 \uc788\uc9c0\ub9cc \uc131\ub2a5\uc740 \uc644\uc804\ud788 \ub2e4\ub985\ub2c8\ub2e4.<\/p>\n<h2 id=\"definitions\">\uc815\uc758: \ubc30\uc804 \ubcc0\uc555\uae30 \ub300 \uc2a4\uc704\uce6d \uc804\uc6d0 \uacf5\uae09 \uc7a5\uce58<\/h2>\n<p>\ube44\uad50\ub97c \ud558\uae30 \uc804\uc5d0 \uc815\ud655\ud55c \uc815\uc758\ub97c \ub0b4\ub824\uc57c \ud569\ub2c8\ub2e4.<\/p>\n<p>\ubc30\uc804 \ubcc0\uc555\uae30\ub294 \uc804\uc790\uae30 \uc720\ub3c4\uc5d0 \uc758\ud574 \ud68c\ub85c \uac04\uc5d0 \uc804\uae30 \uc5d0\ub108\uc9c0\ub97c \uc804\uc1a1\ud558\ub294 \uc804\uc790\uae30 \uc7a5\uce58\ub85c, \uadf8\ub9ac\ub4dc \uc8fc\ud30c\uc218(50 \ub610\ub294 60 Hz)\uc5d0\uc11c \uc791\ub3d9\ud569\ub2c8\ub2e4. 1\ucc28 \uad8c\uc120\uc740 \uc911\uc804\uc555 \ub124\ud2b8\uc6cc\ud06c(6.6 \u2013 35 kV)\uc5d0 \uc5f0\uacb0\ub418\uace0, 2\ucc28 \uad8c\uc120\uc740 \uc800\uc804\uc555 \ub124\ud2b8\uc6cc\ud06c(400\/230 V \uc0bc\uc0c1 \ub610\ub294 120\/240 V \ub2e8\uc0c1)\uc5d0 \uc804\uc6d0\uc744 \uacf5\uae09\ud569\ub2c8\ub2e4. \uc804\uc790\uae30\uae30, \uc2a4\uc704\uce58 \ub610\ub294 \uace0\uc815 \ud134 \ube44\uc728\uacfc \ud0ed\uc744 \ub118\uc5b4\uc11c\ub294 \uc870\uc815 \uae30\ub2a5\uc774 \uc5c6\uc2b5\ub2c8\ub2e4. \uadf8 \uc5ed\ud560\uc740 \uc218\ub144 \ub3d9\uc548 \uc804\ub825\uc744 \uc804\ub2ec\ud558\ub294 \uac83\uc785\ub2c8\ub2e4.<\/p>\n<p>\uc2a4\uc704\uce6d \uc804\uc6d0 \uacf5\uae09 \uc7a5\uce58(SMPS)\ub294 A.C. \uc804\uc6d0(\ub300\ub7b5 90\u2013264 V)\uc744 \uc5bb\uc5b4 D.C.\ub85c \ubcc0\ud658\ud558\uace0, \uc804\ub825 \ud2b8\ub79c\uc9c0\uc2a4\ud130\ub97c \uc774\uc6a9\ud558\uc5ec 50 kHz\uc5d0\uc11c 1 MHz\uc758 \uace0\uc8fc\ud30c\ub85c \uc791\uc740 \ubcc0\uc555\uae30\ub97c \ud1b5\uacfc\uc2dc\ucf1c \ucd9c\ub825\uc5d0\uc11c D.C. \uc804\uc555\uc744 \uc0dd\uc131\ud558\ub294 \uc804\uc790 \uc7a5\uce58\/\ubcc0\ud658\uae30\uc785\ub2c8\ub2e4.<\/p>\n<h2 id=\"frequency\">\ucc28\uc774\uc810 1: \uc791\ub3d9 \uc8fc\ud30c\uc218 \ubc0f \ucf54\uc5b4 \ud06c\uae30<\/h2>\n<p>\uc774\uac83\uc740 \ubb3c\ub9ac\uc801 \uc124\uacc4 \uce21\uba74\uc5d0\uc11c\uc758 \uc8fc\uc694 \uad6c\ubd84\uc774\uba70, SMPS\uc758 \ucef4\ud329\ud2b8\ud55c \ud2b9\uc131\uc758 \uc774\uc720\uc785\ub2c8\ub2e4. \ubcc0\uc555\uae30 \ucf54\uc5b4 \ud06c\uae30\ub294 \uc791\ub3d9 \uc8fc\ud30c\uc218\uc640 \ubc18\ube44\ub840 \uad00\uacc4\ub97c \uac00\uc9d1\ub2c8\ub2e4. \uc790\ud654 \uc8fc\uae30\uac00 \ub354 \uc790\uc8fc \uc774\ub8e8\uc5b4\uc9c8 \ub54c, \uc790\uae30 \ucf54\uc5b4\ub294 \ub354 \uc791\uc740 \ubd80\ud53c\uc5d0\uc11c \ub9ce\uc740 \uc804\ub825\uc744 \uc804\ub2ec\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<p>1 kVA \uc815\uaca9\uc758 \ubcc0\uc555\uae30\ub294 50 Hz\uc5d0\uc11c \uc791\ub3d9\ud558\uba70, \uc57d 15-20 kg\uc758 \uac15\ucca0 \ucf54\uc5b4\uac00 \ud544\uc694\ud569\ub2c8\ub2e4. \uc774\uc81c \uc8fc\ud30c\uc218\uac00 100 kHz\ub85c \uc774\ub3d9\ud558\uba74 \uac19\uc740 \ubcc0\uc555\uae30\ub97c \uc190\ubc14\ub2e5\uc5d0 \ub9de\ucd9c \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc774\ub294 100 W \uc804\ud654 \ucda9\uc804\uae30\uac00 \uc131\ub0e5\uac11 \ud06c\uae30\ub97c \uac00\uc9c8 \uc218 \uc788\ub294 \uc774\uc720\ub97c \ubcf4\uc5ec\uc8fc\uba70, 100 W \uc120\uc8fc\ud30c\uc218 \ubcc0\uc555\uae30\ub294 \uc0ac\ub78c\uc758 \uc190 \ud06c\uae30\uc77c \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<table>\n<thead>\n<tr>\n<th>\ub9e4\uac1c\ubcc0\uc218<\/th>\n<th>\ubc30\uc804 \ubcc0\uc555\uae30<\/th>\n<th>\uc2a4\uc704\uce6d \uc804\uc6d0 \uacf5\uae09 \uc7a5\uce58<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\uc791\ub3d9 \uc8fc\ud30c\uc218<\/td>\n<td>50 \/ 60 Hz<\/td>\n<td>50 kHz \u2013 1 MHz<\/td>\n<\/tr>\n<tr>\n<td>\ucf54\uc5b4 \uc7ac\ub8cc<\/td>\n<td>\uacb0\uc815\ub9bd \uc9c0\ud5a5 \uc2e4\ub9ac\ucf58 \uac15\ucca0<\/td>\n<td>\ud398\ub77c\uc774\ud2b8 \ub610\ub294 \ub098\ub178 \uacb0\uc815\uc9c8<\/td>\n<\/tr>\n<tr>\n<td>\uc804\ub825 \ubc00\ub3c4<\/td>\n<td>\ub0ae\uc74c(\uac15\ucca0\uc740 \ubb34\uac81\ub2e4)<\/td>\n<td>\ub9e4\uc6b0 \ub192\uc74c(\uc791\uc740 \ucf54\uc5b4)<\/td>\n<\/tr>\n<tr>\n<td>1 kVA\uc758 \ubb34\uac8c<\/td>\n<td>\u2248 15\u201320 kg<\/td>\n<td>\u2248 0.3\u20131 kg<\/td>\n<\/tr>\n<tr>\n<td>\ub0c9\uac01<\/td>\n<td>\uc624\uc77c \uce68\uc9c0 \/ \uacf5\uae30<\/td>\n<td>\uac15\uc81c \uacf5\uae30, \ud788\ud2b8\uc2f1\ud06c \ub610\ub294 \uc804\ub3c4<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\uc2e4\uc9c8\uc801\uc778 \uacb0\uacfc: \uc81c\uc5b4 \ud328\ub110\uc5d0 100 W\uc758 \uae68\ub057\ud55c DC\uac00 \ud544\uc694\ud558\ub2e4\uba74, \uc120\uc8fc\ud30c\uc218 \ubcc0\uc555\uae30 \uc194\ub8e8\uc158\uc740 20\ubc30 \ub354 \ubb34\uac81\uace0 DIN \ub808\uc77c SMPS\ubcf4\ub2e4 \ube44\uc6a9\uc774 \ub354 \ub9ce\uc774 \ub4ed\ub2c8\ub2e4. \uacf5\uc7a5\uc5d0 400 kVA\uc758 \uc0bc\uc0c1 \uc804\ub825\uc774 \ud544\uc694\ud558\ub2e4\uba74, \uc9c0\uad6c\uc0c1\uc758 \uc5b4\ub5a4 SMPS\ub3c4 \uadf8 \uc791\uc5c5\uc744 \uc218\ud589\ud560 \uc218 \uc5c6\uc2b5\ub2c8\ub2e4 \u2014 \uadf8 \uc804\ub825 \ud074\ub798\uc2a4\uc5d0\ub294 \uc874\uc7ac\ud558\uc9c0 \uc54a\uae30 \ub54c\ubb38\uc785\ub2c8\ub2e4.<\/p>\n<h2 id=\"output\">\ucc28\uc774\uc810 2: \ucd9c\ub825 \uc720\ud615 \u2014 AC \ub300 DC<\/h2>\n<p>\ubcc0\uc555\uae30\ub294 \uadf8\ub9ac\ub4dc \uc8fc\ud30c\uc218\uc5d0\uc11c AC \uc804\ub825\uc744 \ubd84\ubc30\ud558\uba70, \uc774\ub294 \uc804\ub825 \uc804\uc1a1 \uc2dc\uc2a4\ud15c\uc758 \uc8fc\ud30c\uc218\uc640 \uac19\uac70\ub098 \uc57d\uac04 \ub192\uc740 \uc0ac\uc778\ud30c\ub85c, \ubd80\ud558 \uc870\uac74\uc774 \uc5c6\uc744 \ub54c \uc57d 400\u2013433 V\uc785\ub2c8\ub2e4. \ubaa8\ub4e0 \ud558\ub958\uc5d0 \uc5f0\uacb0\ub41c \uc7a5\uce58\ub294 AC\ub97c \uc0ac\uc6a9\ud558\uba70, \uc5ec\uae30\uc5d0\ub294 \ubaa8\ud130, \ub7a8\ud504 \ubc0f \uae30\ud0c0 \ubcc0\uc555\uae30\uac00 \ud3ec\ud568\ub429\ub2c8\ub2e4.<\/p>\n<p>\uc804\ub825 \ubcc0\ud658\uae30\ub97c \uace0\ub824\ud558\uba74, \uc77c\ubc18\uc801\uc73c\ub85c 5V, 12V, 24V \ub610\ub294 48V\uc758 DC \uc804\uc555\uc744 \uc0dd\uc131\ud569\ub2c8\ub2e4. \uc804\uc555 \uc870\uc815\uc740 \uc785\ub825 \ubc0f \ubd80\ud558 \uc804\uc555\uc758 \uc804\uccb4 \ubc94\uc704\uc5d0\uc11c \u00b11-3%\uac00 \ub429\ub2c8\ub2e4. \uc804\uc555 \ub9ac\ud50c\uc740 \uc218\uc2ed \ubc00\ub9ac\ubcfc\ud2b8\uac00 \ub418\uc5b4 \ubcc0\ud658\uae30 \uc0ac\uc6a9 \uc804\ubc18\uc5d0 \uac78\uccd0 \uc644\ubcbd\ud558\uac8c \uc548\uc815\uc801\uc778 \ucd9c\ub825 \uc804\uc555\uc744 \uc5bb\uc744 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc774\ub7ec\ud55c \uc870\uc815\uc73c\ub85c \uc778\ud574 \ubaa8\ud130\uc758 \uc804\uc555\uc774 \u00b12% \ubcc0\ub3d9\ud558\ub354\ub77c\ub3c4 \ubb38\uc81c\ub97c \uc77c\uc73c\ud0a4\uc9c0 \uc54a\uc9c0\ub9cc, PLC \ub85c\uc9c1 \ubc0f \uc13c\uc11c \ud310\ub3c5\uc740 \uc2e4\ud328\ud560 \uac83\uc785\ub2c8\ub2e4.<\/p>\n<p>\uc77c\ubd80 \uc804\ub825 \ubcc0\ud658\uae30\ub294 \ub0b4\ubd80 \uace0\uc8fc\ud30c \ubcc0\uc555\uae30 \ub355\ubd84\uc5d0 \uc785\ub825\uacfc \ucd9c\ub825 \uac04\uc758 \uc808\uc5f0\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4. \uc774\ub7ec\ud55c \uc808\uc5f0\uc740 \ud130\uce58 \uc548\uc804\uc744 \uc704\ud55c IEC 61558 \ub610\ub294 IEC 62368-1\uc758 \uc694\uad6c \uc0ac\ud56d\uc744 \ucda9\uc871\ud569\ub2c8\ub2e4. \uc774\uac83\uc774 \uad6c\ub9e4\uc790\uac00 \uc808\uc5f0 \ubcc0\uc555\uae30\ub97c \uc694\uccad\ud560 \ub54c \uc758\ubbf8\ud558\ub294 \ubc14\uc785\ub2c8\ub2e4: AC \uc2dc\uc2a4\ud15c \uc811\uc9c0\ub85c\ubd80\ud130 \uc81c\uc5b4 \ud68c\ub85c\uc758 \ubd84\ub9ac\uc785\ub2c8\ub2e4.<\/p>\n<h2 id=\"efficiency\">\ucc28\uc774\uc810 3: \ud6a8\uc728\uc131 \ubc0f \uc190\uc2e4<\/h2>\n<p>\ud6a8\uc728 \ube44\uc728\uc5d0 \uad00\ud574\uc11c\ub294, \ub9e4\uc6b0 \ub2e4\uc591\ud55c \uc870\uac74\uc5d0\uc11c \ubcf4\uace0\ub418\uae30 \ub54c\ubb38\uc5d0 \ube44\uad50\ub97c \ud560 \ub54c \uc8fc\uc758\ud574\uc57c \ud569\ub2c8\ub2e4.<\/p>\n<p>\ud604\uc7ac\uc758 \uc2a4\uc704\uce6d \uc804\uc6d0 \uacf5\uae09 \uc7a5\uce58\ub294 \ub2e4\uc591\ud55c \ubd80\ud558 \ubc94\uc704\uc5d0\uc11c 85%\uc640 95% \uc0ac\uc774\uc758 \ud6a8\uc728 \ube44\uc728\uc744 \ub098\ud0c0\ub0b4\uba70, \uc774\ub294 \uc815\uaca9 \uc804\ub825\uc758 10%\uc5d0\uc11c 100%\uae4c\uc9c0 \ube44\uc728\uc774 \uac70\uc758 \uc77c\uc815\ud558\uac8c \uc720\uc9c0\ub428\uc744 \uc758\ubbf8\ud569\ub2c8\ub2e4. \uc190\uc2e4\uc740 \uc8fc\ub85c \ubc18\ub3c4\uccb4 \uc2a4\uc704\uce6d \uc190\uc2e4\uacfc \ud398\ub77c\uc774\ud2b8 \ubcc0\uc555\uae30\uc5d0\uc11c \ubc1c\uc0dd\ud558\ub294 \ucf54\uc5b4 \uc190\uc2e4\ub85c \uc778\ud574 \ubc1c\uc0dd\ud569\ub2c8\ub2e4. \uc720\uc77c\ud55c \ub2e8\uc810\uc740 \ub0a8\uc544 \uc788\ub294 \uc18c\ub7c9\uc758 \uc190\uc2e4\uc774 \uace0\uc8fc\ud30c\uc5d0\uc11c \ubc1c\uc0dd\ud55c\ub2e4\ub294 \uc810\uc73c\ub85c, \uc774\ub294 \ub354 \ud070 \uc2a4\uc704\uce6d \uc804\uc6d0 \uacf5\uae09 \uc7a5\uce58\uac00 \uac15\uc81c \uacf5\uae30 \ub0c9\uac01 \ub610\ub294 \ubc29\uc5f4\ud310\uc744 \uc0ac\uc6a9\ud574\uc57c \ud568\uc744 \uc758\ubbf8\ud569\ub2c8\ub2e4.<\/p>\n<p>\ubc30\uc804 \ubcc0\uc555\uae30\ub294 96\uc5d0\uc11c 99%\uc758 \ud6a8\uc728 \ube44\uc728\ub85c \uc791\ub3d9\ud558\uba70, \uc774\ub294 \ud604\uc7ac \uc6b4\uc601 \uc911\uc778 \uc5b4\ub5a4 \uc2a4\uc704\uce6d \uc804\uc6d0 \uacf5\uae09 \uc7a5\uce58\ubcf4\ub2e4 \uc6b0\uc218\ud558\uc9c0\ub9cc, \ubb34\ubd80\ud558(\ucca0) \uc190\uc2e4\uc774 \uc77c\uc815\ud558\uac8c \uc720\uc9c0\ub418\uae30 \ub54c\ubb38\uc5d0 \ub0ae\uc740 \ubd80\ud558\uc5d0\uc11c \ud6a8\uc728\uc774 \uae09\uaca9\ud788 \ub5a8\uc5b4\uc9d1\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uc5b4, 100 kVA\ub85c \uc815\uaca9\ub41c S11 \ud074\ub798\uc2a4 \ubcc0\uc555\uae30\uc5d0\uc11c\ub294 \uc2e4\uc81c\ub85c \uc804\ub825\uc774 \uc0dd\uc0b0\ub418\uc9c0 \uc54a\ub354\ub77c\ub3c4 \uc57d 150\u2013180 \uc640\ud2b8\uac00 \ucca0 \uc190\uc2e4\ub85c \uc18c\ubaa8\ub418\uba70, \uc774\ub294 \ud56d\uc0c1 \uc815\uaca9 \ubd80\ud558 \uc804\ub825\uc758 0.15\u20130.18%\uc5d0 \ud574\ub2f9\ud558\ub294 \uc190\uc2e4\uc785\ub2c8\ub2e4. \uadf8\ub807\uae30 \ub54c\ubb38\uc5d0 \ub124\ud2b8\uc6cc\ud06c \uc5d4\uc9c0\ub2c8\uc5b4\ub294 \ubb34\ubd80\ud558 \uc190\uc2e4\uc5d0 \ub300\ud574 \uac71\uc815\ud558\uace0, \uc804\uc790 \uc5d4\uc9c0\ub2c8\uc5b4\ub294 \uc2a4\uc704\uce6d \ud6a8\uc728\uc5d0 \uc9d1\uc911\ud569\ub2c8\ub2e4.<\/p>\n<table>\n<thead>\n<tr>\n<th>\uba54\ud2b8\ub9ad<\/th>\n<th>\ubc30\uc804 \ubcc0\uc555\uae30<\/th>\n<th>\uc2a4\uc704\uce6d \uc804\uc6d0 \uacf5\uae09 \uc7a5\uce58<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\uc815\uaca9 \ubd80\ud558 \ud6a8\uc728<\/td>\n<td>96\u201399%<\/td>\n<td>85\u201395%<\/td>\n<\/tr>\n<tr>\n<td>\uacbd\ubd80\ud558 \ud6a8\uc728<\/td>\n<td>\uace0\uc815 \ucca0 \uc190\uc2e4<\/td>\n<td>\uc798 \uc720\uc9c0\ub428 (\uc57d 10% \ubd80\ud558\uae4c\uc9c0)<\/td>\n<\/tr>\n<tr>\n<td>\ubb34\ubd80\ud558 \uc190\uc2e4 (100 kVA\uc5d0 \ud574\ub2f9)<\/td>\n<td>\ud56d\uc0c1 150\u2013350 W \uc18c\ubaa8<\/td>\n<td>\ub300\uae30 \uc0c1\ud0dc\uc5d0\uc11c 0.5\u20135 W<\/td>\n<\/tr>\n<tr>\n<td>\uc190\uc2e4 \uba54\ucee4\ub2c8\uc998<\/td>\n<td>\ucca0 (\ud788\uc2a4\ud14c\ub9ac\uc2dc\uc2a4 + \uc640\ub958) \ubc0f \uad6c\ub9ac I\u00b2R<\/td>\n<td>\uc2a4\uc704\uce6d + \ucf54\uc5b4 + \uc815\ub958\uae30 \uc190\uc2e4<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>30\u201340% \ud3c9\uade0 \ubd80\ud558\uc5d0\uc11c \ubc30\uc804 \ubcc0\uc555\uae30\ub97c \uc6b4\uc601\ud558\ub294 \ub124\ud2b8\uc6cc\ud06c\uc758 \uacbd\uc6b0, \uace0\uc815 \ucca0 \uc190\uc2e4\uc774 \uc9c0\ubc30\uc801\uc774\uba70 \ud6a8\uc728 \ub4f1\uae09\uc774 \uc911\uc694\ud569\ub2c8\ub2e4. \ub300\ubd80\ubd84\uc758 \uc2dc\uac04 \ub3d9\uc548 20% \ubd80\ud558\uc5d0\uc11c \uc6b4\uc601\ub418\ub294 \uc81c\uc5b4 \uacf5\uae09\uc758 \uacbd\uc6b0, SMPS\uc758 \ud3c9\ud0c4\ud55c \ud6a8\uc728 \uace1\uc120\uc774 \uc555\ub3c4\uc801\uc73c\ub85c \uc6b0\uc218\ud569\ub2c8\ub2e4.<\/p>\n<h2 id=\"regulation\">\ucc28\uc774\uc810 4: \uc870\uc815 \ubc0f \uacfc\ub3c4 \uc751\ub2f5<\/h2>\n<p>\ubc30\uc804 \ubcc0\uc555\uae30\ub294 \ube44\ud65c\uc131 \uc7a5\uce58\ub85c \ubd84\ub958\ub420 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ucd9c\ub825\uc740 \ubd80\ud558 \uc870\uac74\uc5d0 \ub530\ub77c \ubcc0\uacbd\ub418\uba70, \uc774\ub984\ud45c\uc5d0 \u201c400\u2013433 V\u201d\ub77c\uace0 \uc801\ud600 \uc788\uc5b4 \ubb34\ubd80\ud558\uc5d0\uc11c\ub294 433 V\uc5ec\uc57c \ud558\uace0, \ubd80\ud558\uac00 \uc99d\uac00\ud568\uc5d0 \ub530\ub77c 400 V\ub85c \ub5a8\uc5b4\uc838\uc57c \ud568\uc744 \uc758\ubbf8\ud569\ub2c8\ub2e4. \uc804\uc555 \uac15\ud558\uc5d0 \ub300\ud55c \ubcf4\uc0c1 \uc218\ub2e8\uc774 \uc5c6\uc73c\uba70, \ubd80\ud558 \ud0ed \uccb4\uc778\uc800\uac00 \uc804\uc555\uc744 \ubc00\ub9ac\ucd08\uac00 \uc544\ub2cc \ucd08 \ub2e8\uc704\ub85c \ubcc0\uacbd\ud569\ub2c8\ub2e4.<\/p>\n<p>SMPS\uac00 \uc791\ub3d9\ud558\ub294 \ubc29\uc2dd\uc785\ub2c8\ub2e4. SMPS\ub294 \ud65c\uc131 \uc7a5\uce58\uc785\ub2c8\ub2e4. \uc81c\uc5b4 \ub8e8\ud504 \ub0b4\ubd80\uc5d0\uc11c \ucd9c\ub825 \uc2e0\ud638\uc758 \uc0d8\ud50c\uc744 \ucd08\ub2f9 \uc218\uc2ed\ub9cc \ubc88 \uc0d8\ud50c\ub9c1\ud558\uc5ec \uc785\ub825 \uc804\uc555(\uc815\uc0c1\uc801\uc73c\ub85c 90\uc5d0\uc11c 264 V \uc0ac\uc774\uc5d0\uc11c \uc791\ub3d9) \ubc0f \ubd80\ud558 \ubcc0\ud654\uc5d0 \uad00\uacc4\uc5c6\uc774 \ucd9c\ub825 \uc804\uc555\uc744 \u00b11-2% \ubc94\uc704 \ub0b4\uc5d0\uc11c \uc720\uc9c0\ud569\ub2c8\ub2e4. \uc804\uae30 \ubaa8\ud130\uac00 \ucf1c\uc838\uc11c \uc8fc \uc804\uc555\uc774 10% \ub5a8\uc5b4\uc9c0\uba74 100ms \ub3d9\uc548 SMPS\ub294 \uc548\uc815\uc131\uc744 \uc720\uc9c0\ud558\uc9c0\ub9cc, \ubc30\uc804 \ubcc0\uc555\uae30\ub294 \ubaa8\ub4e0 \uc804\uc555 \uac15\ud558\ub97c \ubd80\ud558\uc5d0 \uc804\ub2ec\ud569\ub2c8\ub2e4.<\/p>\n<p>\ub530\ub77c\uc11c \uc774\ub7ec\ud55c \uc7a5\uce58\ub97c \ube44\uad50\ud568\uc73c\ub85c\uc368 \ud2b9\uc815 \uc751\uc6a9 \ud504\ub85c\uadf8\ub7a8\uc5d0 \uc801\ud569\ud55c\uc9c0 \uc5ec\ubd80\ub97c \uacb0\uc815\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc804\ub825 \ubd84\ubc30: \uc120 \uc8fc\ud30c\uc218 \ubcc0\uc555\uae30, \ubd80\ud558\uac00 \ud5c8\uc6a9\ud558\ub294 \uc804\uc555 \ubcc0\ub3d9\uacfc \uaddc\uc81c \uae30\uad00\uc774 \ud5c8\uc6a9\ud558\ub294 \ubc94\uc704\uac00 \u00b15%-10%\uc5d0 \uc774\ub985\ub2c8\ub2e4. \uc81c\uc5b4 \uc804\uc790\uae30\uae30: SMPS, \ud5c8\uc6a9 \uc218\uc900\uc774 \u00b12%\ub85c \uc5c4\uaca9\ud55c \uc694\uad6c \uc0ac\ud56d\uc785\ub2c8\ub2e4.<\/p>\n<h2 id=\"function\">\ucc28\uc774\uc810 5: \uae30\ub2a5, \uc808\uc5f0 \ubc0f \uc815\uaca9<\/h2>\n<p>\ub2e4\uc12f \ubc88\uc9f8 \ucc28\uc774\uc810\uc740 \uadf8 \uc911\uc694\uc131\uc5d0\uc11c \uac00\uc7a5 \uc2e4\uc6a9\uc801\uc785\ub2c8\ub2e4: \uc7a5\ube44\uc758 \ubaa9\uc801, \ubc30\uce58 \uc704\uce58 \ubc0f TW(\uae30\uc220\uc801 \uac00\uce58)\uc758 \uc790\uaca9\uc785\ub2c8\ub2e4.<\/p>\n<p>\uc6b4\uc601 \ud2b9\uc131: \ubc30\uc804 \ubcc0\uc555\uae30\ub294 \uc804\ub825 \ubc30\uc804 \uc2dc\uc2a4\ud15c\uc758 \uc7a5\uce58\uc5d0 \uc18d\ud569\ub2c8\ub2e4. \uace0\uc804\uc555\uacfc \uc800\uc804\uc555 \ub124\ud2b8\uc6cc\ud06c\ub97c \uc5f0\uacb0\ud558\uba70, \uc811\uc9c0 \ucca0\ud559\uc744 \ud3ec\ud568\ud558\uace0, \uc720\ud2f8\ub9ac\ud2f0\uc758 \ucc45\uc784\uacfc \uc6b4\uc601\uc5d0 \uc18d\ud569\ub2c8\ub2e4. SMPS\ub294 \ud2b9\uc815 \uae30\uacc4, \uce90\ube44\ub2db \ub610\ub294 \ucda9\uc804\uae30\uc758 \uae30\ub2a5\uc785\ub2c8\ub2e4.<br \/>\n\uc804\uc555 \ubcc0\ud658 \uacfc\uc815: \ubc30\uc804 \ubcc0\uc555\uae30\ub294 \uace0\uc804\uc555\uc5d0\uc11c \uc800\uc804\uc555\uc73c\ub85c \uc804\uc555 \uc218\uc900\uc744 \ubcc0\uacbd\ud569\ub2c8\ub2e4 \u2014 11 kV\uc5d0\uc11c 400 V, 33 kV\uc5d0\uc11c 400 V\ub85c. SMPS\ub294 \uc800\uc804\uc555 \uac04\uc758 \uc804\uc555 \uc218\uc900\uc744 \ubcc0\uacbd\ud569\ub2c8\ub2e4 \u2014 230 V AC\uc5d0\uc11c 24 V DC\ub85c. \ub530\ub77c\uc11c \ub450 \uc7a5\uce58\ub294 \uc11c\ub85c\uc758 \uae30\ub2a5\uc744 \uc218\ud589\ud560 \uc218 \uc5c6\uc2b5\ub2c8\ub2e4.<br \/>\n\uc815\uaca9 \uae30\uc900: \ubc30\uc804 \ubcc0\uc555\uae30\uc758 \ucd9c\ub825 kVA\uc640 SMPS\uc758 \ucd9c\ub825 W. 100 kVA \ubcc0\uc555\uae30\ub294 \uac70\uc758 100 kW\uc758 \uc804\ub825\uc744 \uc81c\uacf5\ud558\uba70, 960 W SMPS\ub294 960 W\uc758 \ucd9c\ub825\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4.<br \/>\n\ud45c\uc900 \uc694\uad6c \uc0ac\ud56d: IEC 60076 (\ubcc0\uc555\uae30\uc5d0 \ub300\ud55c \ud45c\uc900) \ub300 IEC 62368-1\/ IEC 61010 (\uc804\uc790 \uc548\uc804) \ubc0f SMPS \uc2dc\uc2a4\ud15c\uc5d0 \ub300\ud55c EMC \uc9c0\uce68 (IEC 61000\uc5d0 \ub530\ub77c).<\/p>\n<h2 id=\"comparison\">\ub098\ub780\ud788 \ube44\uad50 \ud45c<\/h2>\n<table>\n<thead>\n<tr>\n<th>\uce21\uba74<\/th>\n<th>\ubc30\uc804 \ubcc0\uc555\uae30<\/th>\n<th>\uc2a4\uc704\uce6d \uc804\uc6d0 \uacf5\uae09 \uc7a5\uce58<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\uc77c\ubc18\uc801\uc778 \uc815\uaca9<\/td>\n<td>5\u20132,500 kVA<\/td>\n<td>10\u2013960 W (\ub354 \ud070 \uc720\ub2db\uc740 10 kW+ \uc804\ub825 \ubcc0\ud658\uae30\ub85c)<\/td>\n<\/tr>\n<tr>\n<td>\uc785\ub825<\/td>\n<td>6\u201335 kV AC<\/td>\n<td>90\u2013264 V AC<\/td>\n<\/tr>\n<tr>\n<td>\ucd9c\ub825<\/td>\n<td>400\/230 V \ub610\ub294 120\/240 V AC<\/td>\n<td>5\/12\/24\/48 V DC (\uc870\uc815\ub428)<\/td>\n<\/tr>\n<tr>\n<td>\uc791\ub3d9 \uc8fc\ud30c\uc218<\/td>\n<td>50\/60 Hz<\/td>\n<td>50 kHz\u20131 MHz \uc2a4\uc704\uce6d<\/td>\n<\/tr>\n<tr>\n<td>\ud6a8\uc728\uc131<\/td>\n<td>96\u201399% (\uc815\uaca9 \ubd80\ud558)<\/td>\n<td>85\u201395% (\ub113\uc740 \ubd80\ud558 \ubc94\uc704)<\/td>\n<\/tr>\n<tr>\n<td>\uc870\uc815<\/td>\n<td>\uc218\ub3d9, \uc124\uacc4\uc5d0 \ub530\ub77c ~5\u20137% \uac10\uc18c<\/td>\n<td>\ub2a5\ub3d9, \u00b11\u20132%<\/td>\n<\/tr>\n<tr>\n<td>\uc218\uba85<\/td>\n<td>25\u201335\ub144<\/td>\n<td>5\u201310\ub144 (\uc804\ud574 \ucee4\ud328\uc2dc\ud130\uac00 \uba3c\uc800 \uace0\uc7a5\ub0a8)<\/td>\n<\/tr>\n<tr>\n<td>\ud45c\uc900<\/td>\n<td>IEC 60076, IEEE C57.12<\/td>\n<td>IEC 62368-1, IEC 61010, IEC 61000 EMC<\/td>\n<\/tr>\n<tr>\n<td>\uc77c\ubc18 \uac00\uaca9<\/td>\n<td>$1,400\u2013$2,400 (100 kVA FOB)<\/td>\n<td>$20\u2013$200 (24 V DIN-\ub808\uc77c, 5\u201310 A)<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2 id=\"selection\">\uc62c\ubc14\ub978 \uc7a5\uce58 \uc120\ud0dd \ubc29\ubc95<\/h2>\n<p>\uc774 \uacb0\uc815 \uacc4\ud68d\uc740 \uc77c\ubc18\uc801\uc778 \ud568\uc815\uc744 \ud53c\ud558\ub294 \ub370 \ub3c4\uc6c0\uc774 \ub420 \uac83\uc785\ub2c8\ub2e4.<\/p>\n<p>\uc5b4\ub5a4 \ubd80\ud558\ub97c \ub2e4\ub8e8\uace0 \uc788\uc2b5\ub2c8\uae4c? \ubaa8\ud130, \uc870\uba85 \uc7a5\uce58, \uc804\uae30 \ud788\ud130 \ub610\ub294 \uac74\ubb3c \uacf5\uae09\uc744 \ub2e4\ub8e8\uace0 \uc788\ub2e4\uba74 \ubc30\uc804 \ubcc0\uc555\uae30\ub97c \ucc38\uc870\ud558\uc2ed\uc2dc\uc624. \ubd80\ud558\uac00 PLC, \uc13c\uc11c, \ub9b4\ub808\uc774, \ucef4\ud4e8\ud130, \ucda9\uc804\uae30, LED\ub85c \uad6c\uc131\ub418\uc5b4 \uc788\ub2e4\uba74 SMPS\ub97c \uace0\ub824\ud558\uc2ed\uc2dc\uc624.<\/p>\n<p>\uc5b4\ub5a4 \uc804\uc555 \uc870\uc815\uc774 \ud544\uc694\ud558\uba70 \uc804\uc555 \ubc94\uc704\ub294 \ubb34\uc5c7\uc785\ub2c8\uae4c? \uc785\ub825 \ub610\ub294 \ucd9c\ub825 \uc804\uc555\uc774 1,000 V\ub97c \ucd08\uacfc\ud558\ub294 \uacbd\uc6b0 \ubcc0\uc555\uae30(\ub610\ub294 \uc77c\ubc18\uc801\uc73c\ub85c \ubcc0\uc555\uae30\uc778 \uc804\uc6a9 \uc911\uc804\uc555 \uc804\ub825 \ubcc0\ud658\uae30)\uac00 \ud544\uc694\ud569\ub2c8\ub2e4.<\/p>\n<p>\ucd9c\ub825\uc774 \uad50\ub958\uc778\uac00\uc694, \uc9c1\ub958\uc778\uac00\uc694? \uc9c1\ub958 \ucd9c\ub825\uc758 \uacbd\uc6b0 \uc2a4\uc704\uce58 \ubaa8\ub4dc \uc804\uc6d0 \uacf5\uae09 \uc7a5\uce58\ub97c \uc120\ud0dd\ud574\uc57c \ud569\ub2c8\ub2e4. \uad50\ub958 \ucd9c\ub825\uc758 \uacbd\uc6b0 \ubcc0\uc555\uae30\uac00 \ud574\uacb0\ucc45\uc785\ub2c8\ub2e4.<\/p>\n<p>\ud544\uc694\ud55c \uc804\ub825 \uc815\uaca9\uc740 \ubb34\uc5c7\uc785\ub2c8\uae4c? \uc804\ub825 \uc815\uaca9\uc774 10 kW\ub97c \ucd08\uacfc\ud558\uba74 \uc120 \uc8fc\ud30c\uc218 \ubcc0\uc555\uae30\uac00 SMPS\ubcf4\ub2e4 \uc6b0\uc120\ud569\ub2c8\ub2e4. \uc804\ub825 \uc18c\ube44\uac00 500 W \ubbf8\ub9cc\uc778 \uacbd\uc6b0 SMPS\uac00 \ub354 \uc800\ub834\ud558\uace0 \uc791\uc73c\uba70 \ud6a8\uc728\uc801\uc774\uae30 \ub54c\ubb38\uc5d0 \uc120\ud638\ub429\ub2c8\ub2e4.<\/p>\n<p>\uc808\uc5f0\uc774 \ud544\uc694\ud569\ub2c8\uae4c? \ub450 \uc720\ud615\uc758 \uc7a5\uce58\ub294 \ubaa8\ub450 \uac08\ubc14\ub2c9 \uc808\uc5f0\uc744 \uc81c\uacf5\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. SMPS\uc758 \uc808\uc5f0 \uc218\uc900\uc744 \ud655\uc778\ud558\uc2ed\uc2dc\uc624 (\uc608: IEC 62368-1 \ud45c\uc900\uc5d0 \ub530\ub978 \uac15\ud654\ub41c \uc808\uc5f0).<\/p>\n<p>\uc77c\ubc18\uc801\uc778 \ud558\uc774\ube0c\ub9ac\ub4dc: 630 kVA \ubc30\uc804 \ubcc0\uc555\uae30\uac00 \uac74\ubb3c\uc5d0 \uc804\ub825\uc744 \uacf5\uae09\ud558\uace0, 24 V 240 W DIN-\ub808\uc77c SMPS\uac00 \ub0b4\ubd80 \uc81c\uc5b4 \ud328\ub110\uc5d0 \uc804\ub825\uc744 \uacf5\uae09\ud569\ub2c8\ub2e4. \uc774\ub4e4\uc740 \uacbd\uc7c1\uc790\uac00 \uc544\ub2c8\ub77c \ub3d9\uc77c \uc2dc\uc2a4\ud15c\uc758 \uc11c\ub85c \ub2e4\ub978 \uacc4\uce35\uc5d0\uc11c \ud30c\ud2b8\ub108\uc785\ub2c8\ub2e4. \uc544\ub798\uc758 \uacb0\uc815 \ub9e4\ud2b8\ub9ad\uc2a4\ub294 \uac01 \uc7a5\uce58\ub97c \uc120\ud0dd\ud560 \ub54c\ub97c \uc694\uc57d\ud569\ub2c8\ub2e4.<\/p>\n<table>\n<thead>\n<tr>\n<th>\uc0c1\ud669<\/th>\n<th>\uc62c\ubc14\ub978 \uc7a5\uce58<\/th>\n<th>\uc774\uc720<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>MV \ud53c\ub354 (6.6\u201335 kV)\uc5d0\uc11c \uac74\ubb3c LV\ub85c<\/td>\n<td>\ubc30\uc804 \ubcc0\uc555\uae30<\/td>\n<td>\uc624\uc9c1 \uc120\uc8fc\ud30c\uc218 \ubcc0\uc555\uae30\ub9cc\uc774 \ud0ac\ub85c\ubcfc\ud2b8 \uc218\uc900\uc73c\ub85c \uc810\ud504\ud569\ub2c8\ub2e4<\/td>\n<\/tr>\n<tr>\n<td>230 V AC\ub97c \uc870\uc815\ub41c 24 V DC\ub85c<\/td>\n<td>\uc2a4\uc704\uce6d \uc804\uc6d0 \uacf5\uae09 \uc7a5\uce58<\/td>\n<td>\ub0ae\uc740 \uc911\ub7c9\uc5d0\uc11c\uc758 DC \ucd9c\ub825 \ubc0f \ub2a5\ub3d9 \uc870\uc815<\/td>\n<\/tr>\n<tr>\n<td>\uc18c\ud615 \ud328\ub110 \ubd80\ud558\ub97c \uc704\ud55c AC \uc808\uc5f0<\/td>\n<td>SMPS \ub610\ub294 \uc18c\ud615 \ubcc0\uc555\uae30<\/td>\n<td>\ub458 \ub2e4 \uc808\uc5f0\ud558\uc9c0\ub9cc, SMPS\ub294 \ud06c\uae30\uc5d0\uc11c, \ubcc0\uc555\uae30\ub294 \uc218\uba85\uc5d0\uc11c \uc6b0\uc138\ud569\ub2c8\ub2e4<\/td>\n<\/tr>\n<tr>\n<td>~10 kW \uc5f0\uc18d \uc774\uc0c1\uc758 \ub300\ub7c9 \uc804\ub825<\/td>\n<td>\ubc30\uc804 \ubcc0\uc555\uae30<\/td>\n<td>\uadf8 \uc815\ub3c4 \ud06c\uae30\uc758 SMPS \uc7a5\uce58\ub294 \ube44\uc6a9\uc774 \ub9ce\uc774 \ub4e4\uace0 \uc5f4\uc774 \ub9ce\uc774 \ubc1c\uc0dd\ud569\ub2c8\ub2e4<\/td>\n<\/tr>\n<tr>\n<td>\ub450 \uac1c\uc758 MV \uc804\uc555 \uc218\uc900 (\uc608: 33 kV\uc5d0\uc11c 11 kV)<\/td>\n<td>\ubc30\uc804 \ubcc0\uc555\uae30<\/td>\n<td>\ud574\ub2f9 \ud074\ub798\uc2a4\uc5d0\ub294 \uc804\uc790 \ubcc0\ud658\uae30\uac00 \uc874\uc7ac\ud558\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2 id=\"brands\">\ube0c\ub79c\ub4dc \ubc0f \uac00\uaca9 \ubc94\uc704<\/h2>\n<p>\uac01 \uc81c\ud488 \ud074\ub798\uc2a4\ub294 \uace0\uc720\ud55c \ube0c\ub79c\ub4dc \ud658\uacbd\uc744 \uac00\uc9c0\uace0 \uc788\uc2b5\ub2c8\ub2e4. \ubc30\uc804 \ubcc0\uc555\uae30\uc758 \uacbd\uc6b0, \uc775\uc219\ud55c \uc804\ub825 \ub300\uae30\uc5c5\ub4e4; SMPS \uc7a5\uce58\uc758 \uacbd\uc6b0, \uc0b0\uc5c5 \uc804\uc790 \uc804\ubb38\uc5c5\uccb4\ub4e4\uc785\ub2c8\ub2e4.<\/p>\n<table>\n<thead>\n<tr>\n<th>\uce74\ud14c\uace0\ub9ac<\/th>\n<th>\ube0c\ub79c\ub4dc<\/th>\n<th>\ub300\ud45c \uac00\uaca9<\/th>\n<th>\ube44\uace0<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\ubc30\uc804 \ubcc0\uc555\uae30 (100 kVA)<\/td>\n<td>ABB<\/td>\n<td>$4,200\u2013$6,500 FOB<\/td>\n<td>\ud504\ub9ac\ubbf8\uc5c4 \uad6d\uc81c \ube0c\ub79c\ub4dc<\/td>\n<\/tr>\n<tr>\n<td>\ubc30\uc804 \ubcc0\uc555\uae30 (100 kVA)<\/td>\n<td>\uc9c0\uba58\uc2a4<\/td>\n<td>$4,000\u2013$6,800 FOB<\/td>\n<td>\uae00\ub85c\ubc8c \uc720\ud2f8\ub9ac\ud2f0 \uae30\uc900<\/td>\n<\/tr>\n<tr>\n<td>\ubc30\uc804 \ubcc0\uc555\uae30 (100 kVA)<\/td>\n<td>\uc288\ub098\uc774\ub354 \uc77c\ub809\ud2b8\ub9ad<\/td>\n<td>$3,800\u2013$6,200 FOB<\/td>\n<td>\ud1b5\ud569 MV\/LV \ud3ec\ud2b8\ud3f4\ub9ac\uc624<\/td>\n<\/tr>\n<tr>\n<td>\ubc30\uc804 \ubcc0\uc555\uae30 (100 kVA)<\/td>\n<td>\uc7a5\uc464 \uc218\ube44\uc548 \uc804\ub825<\/td>\n<td>$1,400\u2013$2,400 FOB<\/td>\n<td>IEC 60076 \ud14c\uc2a4\ud2b8, \uc218\ucd9c \uc911\uc2ec<\/td>\n<\/tr>\n<tr>\n<td>24 V DIN-\ub808\uc77c SMPS (240 W)<\/td>\n<td>Mean Well (\ub300\ub9cc)<\/td>\n<td>$35\u2013$60<\/td>\n<td>\uc0b0\uc5c5\uc6a9 \uc77c\uafbc<\/td>\n<\/tr>\n<tr>\n<td>24 V DIN-\ub808\uc77c SMPS (240 W)<\/td>\n<td>\ud53c\ub2c9\uc2a4 \ucee8\ud0dd\ud2b8 (\ub3c5\uc77c)<\/td>\n<td>$90\u2013$160<\/td>\n<td>\ud504\ub9ac\ubbf8\uc5c4 \uc0b0\uc5c5 \uc2e0\ub8b0\uc131<\/td>\n<\/tr>\n<tr>\n<td>24 V DIN-\ub808\uc77c SMPS (240 W)<\/td>\n<td>\ubc14\uc774\ub4dc\ubb90\ub7ec (\ub3c5\uc77c)<\/td>\n<td>$80\u2013$150<\/td>\n<td>\uace0\uae09 \uc81c\uc5b4 \uc804\uc6d0<\/td>\n<\/tr>\n<tr>\n<td>24 V DIN-\ub808\uc77c SMPS (240 W)<\/td>\n<td>\uc288\ub098\uc774\ub354 \/ \uc9c0\uba58\uc2a4<\/td>\n<td>$70\u2013$140<\/td>\n<td>\ud328\ub110 \uc7a5\ube44\uc640 \ub3d9\uc77c\ud55c \uc0dd\ud0dc\uacc4<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\uc804\ub825 \ubcc0\uc555\uae30 \uce21\uba74\uc5d0\uc11c\ub294 \ud56d\uc0c1 \ub3d9\uc77c\ud55c \uc18c\uc2f1 \ub17c\ub9ac\uac00 \uc801\uc6a9\ub429\ub2c8\ub2e4: ABB, Siemens \ubc0f Schneider Electric\uacfc \uac19\uc740 \uae00\ub85c\ubc8c \ube0c\ub79c\ub4dc\ub294 \uc785\uc99d\ub41c \uc2e0\ub8b0\uc131\uacfc \uc11c\ube44\uc2a4\ub97c 2\u20133\ubc30\uc758 \ud504\ub9ac\ubbf8\uc5c4\uc73c\ub85c \uc81c\uacf5\ud569\ub2c8\ub2e4. \ubc18\uba74 <strong>\uc7a5\uc464 \uc218\ube44\uc548 \uc804\ub825<\/strong> IEC 60076 \ud14c\uc2a4\ud2b8\ub97c \ud1b5\uacfc\ud55c \ubc30\uc804 \ubcc0\uc555\uae30\ub97c \uc81c\uacf5\ud569\ub2c8\ub2e4 \u2014 5 kVA\uc5d0\uc11c 2,500 kVA\uae4c\uc9c0, \uc624\uc77c \uce68\uc9c0\ud615 \ub610\ub294 \uac74\uc2dd\ud615 \u2014 \uacf5\uc7a5 \uac00\uaca9\uc73c\ub85c, \uc815\uae30 \ud14c\uc2a4\ud2b8 \uc778\uc99d\uc11c \ubc0f \uc120\ud0dd\uc801 \uc81c3\uc790 \uac80\uc0ac\ub97c \uc81c\uacf5\ud569\ub2c8\ub2e4. \uac74\ubb3c\uc774\ub098 \uc0dd\uc0b0 \ub77c\uc778\uc5d0 \uc804\ub825\uc744 \uacf5\uae09\ud558\uae30 \uc704\ud574 \ubcc0\uc555\uae30\ub97c \uad6c\ub9e4\ud560 \ub54c, \uc778\uc99d, \ubb38\uc11c\ud654 \ubc0f \ube44\uc6a9\uc758 \uc870\ud569\uc774 \ud504\ub85c\uc81d\ud2b8 \uc608\uc0b0\uc774 \uc720\uc9c0\ub420 \uc218 \uc788\ub294\uc9c0\ub97c \uacb0\uc815\ud569\ub2c8\ub2e4.<\/p>\n<h2 id=\"faq\">\uc790\uc8fc \ubb3b\ub294 \uc9c8\ubb38<\/h2>\n<h3>\uc2a4\uc704\uce6d \uc804\uc6d0 \uacf5\uae09 \uc7a5\uce58\uac00 \ubc30\uc804 \ubcc0\uc555\uae30\ub97c \ub300\uccb4\ud560 \uc218 \uc788\ub098\uc694?<\/h3>\n<p>\uc544\ub2c8\uc694. \uc2a4\uc704\uce58 \ubaa8\ub4dc \uc804\uc6d0 \uacf5\uae09 \uc7a5\uce58\uc758 \uc791\ub3d9\uc740 LV (90-264V AC)\uc5d0\uc11c \uc774\ub8e8\uc5b4\uc9c0\uba70, DC\uc5d0\uc11c \uba87 \ubc31 \uc640\ud2b8\ub97c \uc0dd\uc131\ud569\ub2c8\ub2e4. \ubc30\uc804 \ubcc0\uc555\uae30\ub294 MV (6.6-35kV)\uc5d0\uc11c \ud65c\uc131\ud654\ub418\uc5b4 \uc2dc\uc2a4\ud15c \ub124\ud2b8\uc6cc\ud06c\uc5d0 \ud0ac\ub85c\ubcfc\ud2b8-\uc554\ud398\uc5b4\ub85c \uc804\ub825\uc744 \uacf5\uae09\ud569\ub2c8\ub2e4. \uc774\ub4e4\uc740 \ub124\ud2b8\uc6cc\ud06c\uc758 \ub3d9\uc77c\ud55c \uc704\uce58\uc5d0\uc11c \uc0c1\ud638 \uad50\ud658 \uac00\ub2a5\ud558\ub2e4\uace0 \ud560 \uc218 \uc5c6\uc73c\uba70, \uacb9\uce58\ub294 \ubd80\ubd84\uc740 \uc18c\ud615 \ubcc0\uc555\uae30(50-500 VA)\uc758 \uacbd\uc6b0\uc5d0\ub9cc \ud574\ub2f9\ub418\uba70, \uc774\ub4e4\uc740 SMPS\ubcf4\ub2e4 \uc791\uace0 \uac00\ubcbc\uc6b0\uba70 \uc800\ub834\ud574 \ubcf4\uc774\uc9c0\ub9cc \ucd9c\ub825\uc740 DC\uc774\uace0 AC\uac00 \uc544\ub2d9\ub2c8\ub2e4.<\/p>\n<h3>\uc65c \uc2a4\uc704\uce6d \uc804\uc6d0 \uacf5\uae09 \uc7a5\uce58\uac00 \ub3d9\uc77c\ud55c \uc804\ub825\uc758 \ubcc0\uc555\uae30\ubcf4\ub2e4 \ud6e8\uc52c \uc791\ub098\uc694?<\/h3>\n<p>\ubcc0\uc555\uae30 \ud06c\uae30\ub294 \uc8fc\ud30c\uc218\uc5d0 \ubc18\ube44\ub840\ud558\uc5ec \uc99d\uac00\ud569\ub2c8\ub2e4. SMPS\ub294 50\/60 Hz AC\ub97c DC\ub85c \ubcc0\ud658\ud55c \ud6c4, 50 kHz\u20131 MHz\uc5d0\uc11c \uc18c\ud615 \ubcc0\uc555\uae30\ub97c \ud1b5\ud574 \uc2a4\uc704\uce6d\ud569\ub2c8\ub2e4. 50 Hz\uc5d0\uc11c 1 kVA \ucf54\uc5b4\ub294 15\u201320 kg\uc758 \ubb34\uac8c\uac00 \ub098\uac00\uba70, 100 kHz\uc5d0\uc11c\ub294 \ub3d9\uc77c\ud55c \uc804\ub825\uc774 1 kg \uc774\ud558\uc758 \ud398\ub77c\uc774\ud2b8 \ucf54\uc5b4\uac00 \ud544\uc694\ud569\ub2c8\ub2e4. SMPS\ub294 \ubcf5\uc7a1\ud55c \uc804\uc790 \uc7a5\uce58\ub85c \uadf8 \ucef4\ud329\ud2b8\ud568\uc744 \ub300\uac00\ub85c \uce58\ub974\uba70 \u2014 \uc120\uc8fc\ud30c\uc218 \ubcc0\uc555\uae30\ubcf4\ub2e4 \uc57d 5\u201310\ub144 \uc9e7\uc740 \uc11c\ube44\uc2a4 \uc218\uba85\uc744 \uac00\uc9d1\ub2c8\ub2e4.<\/p>\n<h3>\ub354 \ud6a8\uc728\uc801\uc778 \uac83\uc740 \ubb34\uc5c7\uc778\uac00\uc694: SMPS \ub610\ub294 \ubc30\uc804 \ubcc0\uc555\uae30?<\/h3>\n<p>\uc804\uccb4 \ubd80\ud558\uc5d0\uc11c \ubc30\uc804 \ubcc0\uc555\uae30\uac00 \uc774\uae41\ub2c8\ub2e4 (96\u201399% \ub300 85\u201395%). \uadf8\ub7ec\ub098 \ubcc0\uc555\uae30\uc758 \ubb34\ubd80\ud558(\ucca0) \uc190\uc2e4\uc740 24\/7 \ubc1c\uc0dd\ud558\ubbc0\ub85c, \uacbd\ub7c9 \ubd80\ud558\uc5d0\uc11c\ub294 \ud6a8\uacfc\uc801\uc778 \ud6a8\uc728\uc131\uc774 \ubb34\ub108\uc9c0\uace0, SMPS\ub294 ~10% \ubd80\ud558\uae4c\uc9c0 \ud6a8\uc728\uc131\uc744 \uc720\uc9c0\ud569\ub2c8\ub2e4. \uc911\uac04 \ubd80\ud558 \uacc4\uc218\uc5d0\uc11c \ub300\ub7c9 \ubc30\uc804\uc758 \uacbd\uc6b0 \ubcc0\uc555\uae30\uac00 \uc190\uc2e4\uc5d0\uc11c \uc774\uae30\uba70; \uc8fc\ub85c \uacbd\ub7c9 \ubd80\ud558\uc5d0\uc11c \uc791\ub3d9\ud558\ub294 \uc804\uc790 \uc7a5\uce58\uc758 \uacbd\uc6b0 SMPS\uac00 \uc774\uae41\ub2c8\ub2e4.<\/p>\n<h3>\uc2a4\uc704\uce6d \uc804\uc6d0 \uacf5\uae09 \uc7a5\uce58\uac00 \uc808\uc5f0\uc744 \uc81c\uacf5\ud558\ub098\uc694?<\/h3>\n<p>\ub300\ubd80\ubd84 \uc81c\uacf5\ud569\ub2c8\ub2e4. \ub0b4\ubd80 \uace0\uc8fc\ud30c \ubcc0\uc555\uae30\ub294 \uc785\ub825\uacfc \ucd9c\ub825 \uac04\uc758 \uac08\ubc14\ub2c9 \uc808\uc5f0\uc744 \uc81c\uacf5\ud558\uba70, IEC 62368-1(\uc811\ucd09 \ubcf4\ud638\ub97c \uc704\ud55c \uac15\ud654 \uc808\uc5f0) \ub610\ub294 IEC 61010\uc5d0 \ub530\ub77c \ud3c9\uac00\ub429\ub2c8\ub2e4. \uadc0\ud558\uc758 \uc751\uc6a9 \ud504\ub85c\uadf8\ub7a8\uc774 \uc808\uc5f0 \uc7a5\ubcbd\uc744 \uc694\uad6c\ud558\ub294 \uacbd\uc6b0 \u2014 \uba54\uc778\uacfc \ud658\uc790 \uc5f0\uacb0 \uc7a5\uce58, PLC \ub610\ub294 \uc13c\uc11c \ub124\ud2b8\uc6cc\ud06c \uac04\uc758 \u2014 SMPS \ub370\uc774\ud130 \uc2dc\ud2b8\uc758 \uc808\uc5f0 \uc804\uc555 \ub4f1\uae09(\uc77c\ubc18\uc801\uc73c\ub85c 3\u20134 kV AC) \ubc0f \ud06c\ub9ac\ud398\uc774\uc9c0\/\ud074\ub9ac\uc5b4\ub7f0\uc2a4 \ud074\ub798\uc2a4\ub97c \ud655\uc778\ud558\uc2ed\uc2dc\uc624.<\/p>\n<h3>\ubc30\uc804 \ubcc0\uc555\uae30\uc758 \uac00\uaca9\uc740 SMPS \uc7a5\uce58\uc5d0 \ube44\ud574 \uc5bc\ub9c8\ub098 \ub418\ub098\uc694?<\/h3>\n<p>\uc11c\ub85c \ub2e4\ub978 \uac00\uaca9 \ubc94\uc704\ub97c \ucc28\uc9c0\ud569\ub2c8\ub2e4. \uc0b0\uc5c5\uc6a9 24 V 240 W DIN-\ub808\uc77c SMPS\ub294 <strong>$20\u2013$160<\/strong>. 100 kVA \ubc30\uc804 \ubcc0\uc555\uae30\uc758 \uac00\uaca9\uc740 <strong>$1,400\u2013$2,400 \uc911\uad6d FOB<\/strong> (\ub610\ub294 \uc720\ub7fd \ube0c\ub79c\ub4dc\uc758 $4,000\u2013$6,800) 630 kVA \uc720\ub2db\uc740 \ucd9c\ucc98\uc640 \uc190\uc2e4 \uc218\uc900\uc5d0 \ub530\ub77c $5,000\u2013$18,000 FOB\ub85c \uc6b4\uc601\ub429\ub2c8\ub2e4. \ube44\uc728\uc740 \ub300\ub7b5 10\u2013100\u00d7\uc758 \uc640\ud2b8\ub2f9 \uae30\uc900\uc73c\ub85c \uc608\uc0c1\ub429\ub2c8\ub2e4: \ubcc0\uc555\uae30\ub294 \uc218\uc2ed \ub144 \ub3d9\uc548 \uc720\ud2f8\ub9ac\ud2f0 \ub4f1\uae09\uc758 \uc804\ub825\uc744 \uc804\ub2ec\ud569\ub2c8\ub2e4.<\/p>\n<h2 id=\"references\">\ucc38\uace0 \ubb38\ud5cc<\/h2>\n<ul>\n<li><a href=\"https:\/\/www.iec.ch\/\" rel=\"nofollow noopener\" target=\"_blank\">IEC<\/a> \u2014 IEC 60076 (\ubcc0\uc555\uae30), IEC 62368-1 \ubc0f IEC 61010 \uc548\uc804 \ud45c\uc900\uc758 \ubc1c\ud589\uc790.<\/li>\n<li><a href=\"https:\/\/www.ieee.org\/\" rel=\"nofollow noopener\" target=\"_blank\">IEEE<\/a> \u2014 \ubd81\ubbf8\ub97c \uc704\ud55c IEEE C57.12 \ubcc0\uc555\uae30 \ud45c\uc900\uc758 \ucd9c\ucc98.<\/li>\n<li><a href=\"https:\/\/www.meanwell.com\/\" rel=\"nofollow noopener\" target=\"_blank\">Mean Well<\/a> \u2014 \uc0b0\uc5c5\uc6a9 \uc2a4\uc704\uce6d \uc804\uc6d0 \uacf5\uae09 \uc7a5\uce58\uc758 \uc81c\uc870\uc5c5\uccb4 \ucc38\uc870.<\/li>\n<li><a href=\"https:\/\/www.phoenixcontact.com\/\" rel=\"nofollow noopener\" target=\"_blank\">\ud53c\ub2c9\uc2a4 \ucee8\ud0dd\ud2b8<\/a> \u2014 \uc0b0\uc5c5\uc6a9 DIN-\ub808\uc77c \uc804\uc6d0 \uacf5\uae09 \uc7a5\uce58 \uc81c\ud488 \ubb38\uc11c.<\/li>\n<li><a href=\"https:\/\/www.energy.gov\/\" rel=\"nofollow noopener\" target=\"_blank\">\ubbf8\uad6d \uc5d0\ub108\uc9c0\ubd80<\/a> \u2014 \ubc30\uc804 \ubcc0\uc555\uae30 \ud6a8\uc728 \ub370\uc774\ud130 \ubc0f \uaddc\uc815.<\/li>\n<li><a href=\"https:\/\/www.iea.org\/\" rel=\"nofollow noopener\" target=\"_blank\">\uad6d\uc81c \uc5d0\ub108\uc9c0 \uae30\uad6c(IEA)<\/a> \u2014 \ubc30\uc804 \uc190\uc2e4 \ubc0f \ud6a8\uc728 \uc815\ucc45 \ubd84\uc11d.<\/li>\n<li><a href=\"https:\/\/subian-electric.com\/ko\/\">\uc7a5\uc464 \uc218\ube44\uc548 \uc804\ub825<\/a> \u2014 \uc0c1\uc5c5 \ubc0f \uc720\ud2f8\ub9ac\ud2f0 \ud504\ub85c\uc81d\ud2b8\ub97c \uc704\ud55c \ubc30\uc804 \ubcc0\uc555\uae30 \uc81c\uc870\uc5c5\uccb4.<\/li>\n<\/ul>\n<h2 id=\"conclusion\">\uacb0\ub860<\/h2>\n<p>\uc2a4\uc704\uce6d \uc804\uc6d0 \uacf5\uae09 \uc7a5\uce58\uc640 \ubc30\uc804 \ubcc0\uc555\uae30\ub294 \ubaa8\ub450 \u201c\ubcc0\uc555\uae30\u201d\uc774\uc9c0\ub9cc, \uc804\ub825 \uc2dc\uc2a4\ud15c\uc758 \ubc18\ub300\ud3b8\uc5d0 \uc704\uce58\ud569\ub2c8\ub2e4. SMPS\ub294 \uc81c\uc5b4 \uc804\uc790 \uc7a5\uce58\ub97c \uc704\ud55c \uc804\uc790 LV-DC \ubcc0\ud658\uae30\uc774\uba70; \ubc30\uc804 \ubcc0\uc555\uae30\ub294 \ub124\ud2b8\uc6cc\ud06c\ub97c \uc704\ud55c \uc120\uc8fc\ud30c\uc218 MV-LV \uc791\uc5c5 \ub9d0\uc785\ub2c8\ub2e4. \ub2e4\uc12f \uac00\uc9c0 \ucc28\uc774\uc810 \u2014 \uc8fc\ud30c\uc218, \ucd9c\ub825 \uc720\ud615, \ud6a8\uc728 \ud504\ub85c\ud30c\uc77c, \uaddc\uc815 \ubc0f \uae30\ub2a5 \u2014 \uc740 \ud2b9\uc815 \uc751\uc6a9 \ud504\ub85c\uadf8\ub7a8\uc5d0 \uc5b4\ub5a4 \uac83\uc774 \uc801\ud569\ud55c\uc9c0\ub97c \uacb0\uc815\ud569\ub2c8\ub2e4.<\/p>\n<ul>\n<li>AC \uc804\ub825 \ubc30\uc804, MV-LV \ub610\ub294 ~10 kW \uc774\uc0c1\uc758 \ubd80\ud558 \u2192 \ubc30\uc804 \ubcc0\uc555\uae30.<\/li>\n<li>\uc804\uc790 \uc7a5\uce58\ub97c \uc704\ud55c \uaddc\uc81c\ub41c DC \u2192 SMPS.<\/li>\n<li>\uc190\uc2e4 \ud504\ub85c\ud30c\uc77c\uc744 \uc874\uc911\ud558\uc2ed\uc2dc\uc624: \ubcc0\uc555\uae30\ub294 \uacbd\ubd80\ud558\uc5d0\uc11c \uc190\uc2e4\uc774 \ubc1c\uc0dd\ud558\uace0, SMPS \uc720\ub2db\uc740 \ud6a8\uc728\uc131\uc744 \uc720\uc9c0\ud569\ub2c8\ub2e4.<\/li>\n<li>\ud504\ub85c\uc81d\ud2b8\uc5d0 \ubc30\uc804 \ubcc0\uc555\uae30\uac00 \ud544\uc694\ud560 \ub54c, IEC 60076 \ubb38\uc11c \ubc0f \uc190\uc2e4 \ubcf4\uc99d\uc744 \uae30\uc900\uc73c\ub85c \uc18c\uc2f1\ud558\uc2ed\uc2dc\uc624 \u2014 ABB, Siemens, Schneider \ub610\ub294 \ube44\uc6a9 \uacbd\uc7c1\ub825\uc774 \uc788\ub294 \ud30c\ud2b8\ub108\uc640 \ud568\uaed8. <strong>\uc7a5\uc464 \uc218\ube44\uc548 \uc804\ub825<\/strong>.<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"<p>A plant engineer is upgrading the control room of a food processing factory. His electrician has quoted two ways to power the new PLC racks and instrumentation: a conventional 1 kVA isolation transformer feeding a control panel, and a compact 24 V switch-mode power supply (SMPS) mounted on a DIN rail. The engineer has also [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":10976,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[77],"tags":[],"class_list":["post-10974","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news"],"blocksy_meta":[],"acf":[],"_links":{"self":[{"href":"https:\/\/subian-electric.com\/ko\/wp-json\/wp\/v2\/posts\/10974","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/subian-electric.com\/ko\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/subian-electric.com\/ko\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/subian-electric.com\/ko\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/subian-electric.com\/ko\/wp-json\/wp\/v2\/comments?post=10974"}],"version-history":[{"count":2,"href":"https:\/\/subian-electric.com\/ko\/wp-json\/wp\/v2\/posts\/10974\/revisions"}],"predecessor-version":[{"id":11019,"href":"https:\/\/subian-electric.com\/ko\/wp-json\/wp\/v2\/posts\/10974\/revisions\/11019"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/subian-electric.com\/ko\/wp-json\/wp\/v2\/media\/10976"}],"wp:attachment":[{"href":"https:\/\/subian-electric.com\/ko\/wp-json\/wp\/v2\/media?parent=10974"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/subian-electric.com\/ko\/wp-json\/wp\/v2\/categories?post=10974"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/subian-electric.com\/ko\/wp-json\/wp\/v2\/tags?post=10974"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}