{"id":1712,"date":"2026-06-24T09:34:59","date_gmt":"2026-06-24T09:34:59","guid":{"rendered":"https:\/\/acxionelectric.com\/?p=1712"},"modified":"2026-06-24T09:45:57","modified_gmt":"2026-06-24T09:45:57","slug":"how-to-select-cam-switches-for-motor-control-a-manufacturers-practical-guide","status":"publish","type":"post","link":"https:\/\/acxionelectric.com\/ko\/how-to-select-cam-switches-for-motor-control-a-manufacturers-practical-guide\/","title":{"rendered":"\ubaa8\ud130 \uc81c\uc5b4\ub97c \uc704\ud55c \ucea0 \uc2a4\uc704\uce58 \uc120\uc815 \ubc29\ubc95: \uc81c\uc870\uc5c5\uccb4\uc758 \uc2e4\uc6a9 \uac00\uc774\ub4dc"},"content":{"rendered":"

\uc0b0\uc5c5\uc6a9 \uc81c\uc5b4 \ud328\ub110\uc744 \uc5f4\uc5b4\ubcf8 \uc801\uc774 \uc788\ub2e4\uba74, \u2018 \ud604\uc7a5 \u2013 \uc6d0\uaca9<\/strong>, \uc5f4\uae30 \u2013 0 \u2013 <\/strong>\ub2eb\uae30<\/strong>, \ub610\ub294 \uc218\ub3d9 \u2013 0 \u2013 \uc790\ub3d9<\/strong>, \uc5ec\ub7ec\ubd84\uc740 \uc774\ubbf8 \uc81c \uc5ed\ud560\uc744 \ud1a1\ud1a1\ud788 \ud574\ub0b4\ub294 \ucea0 \uc2a4\uc704\uce58\ub97c \uc811\ud574 \ubcf4\uc168\uc744 \uac83\uc785\ub2c8\ub2e4. \uc870\uc6a9\ud558\uace0, \uae30\uacc4\uc801\uc774\uba70, \uc2e0\ub8b0\ud560 \uc218 \uc788\ub294 \uc774 \uc7a5\uce58\ub4e4\uc740 \ub2e8 \ud55c \uc904\uc758 \ucf54\ub4dc\ub3c4 \ud544\uc694 \uc5c6\uc774 \ubaa8\ud130 \uc81c\uc5b4 \ubd84\uc57c\uc5d0\uc11c \uac00\uc7a5 \uae4c\ub2e4\ub85c\uc6b4 \uc2a4\uc704\uce6d \uc791\uc5c5\ub4e4\uc744 \ucc98\ub9ac\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

\ud558\uc9c0\ub9cc \ubaa8\ub4e0 \ucea0 \uc2a4\uc704\uce58\uac00 \ubaa8\ub4e0 \ubaa8\ud130 \uc6a9\ub3c4\uc5d0 \uc801\ud569\ud55c \uac83\uc740 \uc544\ub2d9\ub2c8\ub2e4. \uc798\ubabb\ub41c \uc81c\ud488\uc744 \uc120\ud0dd\ud558\uba74 \uc811\uc810 \uc6a9\uc811, \uc870\uae30 \uace0\uc7a5, \ub610\ub294 \uc548\uc804 \uc0ac\uace0\uac00 \ubc1c\uc0dd\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc62c\ubc14\ub974\uac8c \uc120\ud0dd\ud558\uba74, \uc124\uce58\ub41c \ud328\ub110\ubcf4\ub2e4 \ub354 \uc624\ub798\uac00\ub294 \ubd80\ud488\uc744 \ud655\ubcf4\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n

\uc774 \uac00\uc774\ub4dc\uc5d0\uc11c\ub294 \uc5d4\uc9c0\ub2c8\uc5b4\uc640 \ud328\ub110 \uc81c\uc791\uc790\uac00 \uc0ac\uc591\uc744 \uacb0\uc815\ud560 \ub54c \uc2e4\uc81c\ub85c \uc54c\uc544\uc57c \ud560 \uc0ac\ud56d\ub4e4\uc744 \ub2e8\uacc4\ubcc4\ub85c \uc124\uba85\ud569\ub2c8\ub2e4. \ubaa8\ud130 \uc81c\uc5b4\ub97c \uc704\ud55c \ucea0 \uc2a4\uc704\uce58<\/a> \u2014 \ubd80\ud558 \uc720\ud615\uacfc \uc815\uaca9 \uc804\ub958\ubd80\ud130 \ubc30\uc120 \uad6c\uc131 \ubc0f \uc778\uc99d \uc694\uac74\uc5d0 \uc774\ub974\uae30\uae4c\uc9c0.<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

\ubaa8\ud130 \uc81c\uc5b4 \ud328\ub110\uc5d0 \ucea0 \uc2a4\uc704\uce58\uac00 \ud544\uc694\ud55c \uc774\uc720<\/h2>\n\n\n\n

\uc120\ud0dd\uc5d0 \ub300\ud574 \uc790\uc138\ud788 \uc54c\uc544\ubcf4\uae30 \uc804\uc5d0, \ucea0 \uc2a4\uc704\uce58\uac00 \uc9c4\uc815\uc73c\ub85c \ub6f0\uc5b4\ub09c \uc810\uacfc \uadf8\ub807\uc9c0 \uc54a\uc740 \uc810\uc774 \ubb34\uc5c7\uc778\uc9c0 \uba85\ud655\ud788 \ud574\ub450\ub294 \uac83\uc774 \uc88b\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n

\ucea0 \uc2a4\uc704\uce58\ub294 \uc218\ub3d9\uc73c\ub85c \uc791\ub3d9\ud558\ub294 \ub2e4\uc911 \uc704\uce58 \ud68c\uc804\uc2dd \uc7a5\uce58\uc785\ub2c8\ub2e4. \ud68c\uc804\ucd95\uc774 \ucea0 \ud504\ub85c\ud30c\uc77c\uc744 \uc6c0\uc9c1\uc5ec, \uc2a4\ud504\ub9c1\uc774 \uc7a5\ucc29\ub41c \uc811\uc810\uc744 \uc815\ubc00\ud558\uace0 \ubbf8\ub9ac \uc815\ud574\uc9c4 \uc21c\uc11c\ub300\ub85c \uc5f0\uacb0\ud558\uac70\ub098 \ubd84\ub9ac\ud569\ub2c8\ub2e4. \ucf54\uc77c\ub3c4, PLC\ub3c4, \ub9b4\ub808\uc774 \ub85c\uc9c1\ub3c4 \uc5c6\uc2b5\ub2c8\ub2e4. \ub2e8\uc9c0 \ud578\ub4e4\uc758 \uc704\uce58\ub9cc\uc73c\ub85c \ud68c\ub85c \uc0c1\ud0dc\ub97c \uc9c1\uc811 \uacb0\uc815\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

\ubaa8\ud130 \uc81c\uc5b4 \uce21\uba74\uc5d0\uc11c \ubcfc \ub54c, \uc774\ub294 \ub2e4\uc74c\uacfc \uac19\uc740 \uc5ec\ub7ec \uc0c1\ud669\uc5d0\uc11c \uc0c1\ub2f9\ud55c \uc774\uc810\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4:<\/p>\n\n\n\n

\uc804\uc9c4\/\ud6c4\uc9c4 \uc81c\uc5b4.<\/strong> 3\uc0c1 \ubaa8\ud130\uc758 \ud68c\uc804 \ubc29\ud5a5\uc744 \ubc14\uafb8\ub824\uba74 \ub450 \uc0c1(\uc77c\ubc18\uc801\uc73c\ub85c L1\uacfc L3)\uc758 \uc21c\uc11c\ub97c \ubc14\uafd4\uc57c \ud569\ub2c8\ub2e4. 3\uadf9 \uc5ed\uc804 \ucea0 \uc2a4\uc704\uce58\ub294 \ud55c \ubc88\uc758 \ud68c\uc804\uc73c\ub85c \uc774\ub97c \uc218\ud589\ud558\uba70, \ubaa8\ud130\uac00 \uc791\ub3d9 \uc911\uc77c \ub54c \uc0c1 \uac04 \uc9c1\uc811 \uc804\ud658\uc744 \ubc29\uc9c0\ud558\uae30 \uc704\ud574 \uc911\uc559\uc5d0 \u2018OFF\u2019 \uc704\uce58\uac00 \uc788\uc2b5\ub2c8\ub2e4. \uc811\uc810\uae30\ub098 \uc778\ud130\ub85d \ub9b4\ub808\uc774\uac00 \ud544\uc694 \uc5c6\uc73c\uba70, \ucea0 \ud504\ub85c\ud30c\uc77c\ub9cc\uc73c\ub85c\ub3c4 \uae30\uacc4\uc801\uc73c\ub85c \uc774 \uc791\uc5c5\uc744 \uc218\ud589\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

\uc2a4\ud0c0-\ub378\ud0c0(Y-\u0394) \uc2dc\ub3d9.<\/strong> \uc2dc\ub3d9 \uc2dc \uc815\uaca9 \ubd80\ud558 \uc804\ub958\uc758 5~7\ubc30\uc5d0 \ub2ec\ud558\ub294 \uc804\ub958\ub97c \uc18c\ube44\ud558\ub294 \ub300\ud615 \ubaa8\ud130\ub294 \uc9c1\uc811 \uc628\ub77c\uc778(Direct-on-line) \ubc29\uc2dd\uc73c\ub85c\ub294 \uac10\ub2f9\ud558\uae30 \uc5b4\ub824\uc6b8 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc2a4\ud0c0-\ub378\ud0c0 \ucea0 \uc2a4\uc704\uce58\ub294 \uc2dc\ub3d9 \uc21c\uc11c(\uc2a4\ud0c0, \uc804\ud658, \ub378\ud0c0)\ub97c \ub2e8\uacc4\ubcc4\ub85c \uc9c4\ud589\ud558\uc5ec \uc2dc\ub3d9 \uc2dc \ub3cc\uc785 \uc804\ub958\ub97c \uc904\uc5ec\uc90d\ub2c8\ub2e4. \ucea0 \ud504\ub85c\ud30c\uc77c\uc740 \ub9e4\ubc88 \uc62c\ubc14\ub978 \uc811\uc810\uc774 \uc62c\ubc14\ub978 \uc21c\uc11c\ub300\ub85c \ub2eb\ud788\ub3c4\ub85d \ubcf4\uc7a5\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

\ubaa8\ub4dc \uc120\ud0dd.<\/strong> MANUAL \u2013 AUTO \u2013 TEST \ub610\ub294 LOCAL \u2013 OFF \u2013 REMOTE. \uc774\ub7ec\ud55c \uc120\ud0dd\uae30 \uc704\uce58\ub294 \ubaa8\ud130 \uc804\ub958\ub97c \uc9c1\uc811 \uc804\ub2ec\ud558\uc9c0\ub294 \uc54a\uc9c0\ub9cc, \uc81c\uc5b4 \uacbd\ub85c\ub97c \uacb0\uc815\ud569\ub2c8\ub2e4. \ucea0 \uc2a4\uc704\uce58\ub294 \uc218\uc2ed\ub9cc \ud68c\uc5d0 \ub2ec\ud558\ub294 \uc791\ub3d9 \ud69f\uc218\uc5d0\ub3c4 \uac78\uccd0 \uc774\ub7ec\ud55c \uc800\uc804\ub958 \ub17c\ub9ac \uc2a4\uc704\uce6d\uc744 \uc548\uc815\uc801\uc73c\ub85c \ucc98\ub9ac\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

\uc720\uc9c0\ubcf4\uc218\ub97c \uc704\ud55c \uaca9\ub9ac.<\/strong> \ubaa8\ud130\ub97c \uc815\ube44\ud558\uae30 \uc804\uc5d0 \uc791\uc5c5\uc790\ub294 \uba85\ud655\ud558\uace0 \ub208\uc5d0 \uc798 \ub744\ub294 \uc808\uc804 \uc7a5\uce58\uac00 \ud544\uc694\ud569\ub2c8\ub2e4. \u2018OFF\u2019 \uc704\uce58\uc5d0 \uc788\ub294 \ucea0 \uc2a4\uc704\uce58\ub294 \uc18c\ud504\ud2b8\uc6e8\uc5b4\ub85c \uc81c\uc5b4\ub418\ub294 \ub9b4\ub808\uc774\uc640\ub294 \ub2ec\ub9ac \uadf8 \uc0c1\ud0dc\uac00 \ubaa8\ud638\ud568 \uc5c6\uc774 \uba85\ud655\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

\ud558\uc9c0\ub9cc \ucea0 \uc2a4\uc704\uce58\ub294 \uc811\ucd09\uae30\uac00 \uc544\ub2d9\ub2c8\ub2e4. \uc2dc\uac04\ub2f9 \uc218\uc2ed \ubc88\uc529 \ubaa8\ud130\ub97c \uc2dc\ub3d9\ud558\uace0 \uc815\uc9c0\uc2dc\ud0a4\ub294 \uacbd\uc6b0\ucc98\ub7fc, \uc644\uc804\ud55c \uc720\ub3c4 \ubd80\ud558 \uc0c1\ud0dc\uc5d0\uc11c \uc218\uc2ed\ub9cc \ud68c\uc758 \uc804\uae30 \uc2a4\uc704\uce6d \uc0ac\uc774\ud074\uc774 \ud544\uc694\ud55c \uc751\uc6a9 \ubd84\uc57c\ub77c\uba74 \uc811\ucd09\uae30\uac00 \uc801\ud569\ud55c \uc7a5\uce58\uc785\ub2c8\ub2e4. \ucea0 \uc2a4\uc704\uce58<\/a> \uc6b4\ub3d9 \uc81c\uc5b4\uc6a9<\/strong> \uc218\ub3d9 \ubc0f \ub2e4\uc911 \uc704\uce58 \uc791\ub3d9\uc774 \ud544\uc694\ud558\uace0 \uc2a4\uc704\uce6d \ube48\ub3c4\uac00 \uc911\uac04 \uc815\ub3c4\uc778 \ud658\uacbd\uc5d0\uc11c \uadf8 \uc9c4\uac00\ub97c \ubc1c\ud718\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

\uac00\uc7a5 \uc911\uc694\ud55c \ub124 \uac00\uc9c0 \uc0ac\uc591<\/h2>\n\n\n\n

1. \uc815\uaca9 \uc804\ub958 \ubc0f \uc0ac\uc6a9 \ub4f1\uae09<\/h3>\n\n\n\n

\uc774\uac83\uc774 \uc0ac\uc591 \uc624\ub958\uc758 \uac00\uc7a5 \ud754\ud55c \uc6d0\uc778\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n

\ucea0 \uc2a4\uc704\uce58 \uba85\ud310\uc5d0 \ud45c\uae30\ub41c \uc804\ub958\ub294 \uc5f4 \uc804\ub958(Ith)\ub85c, \uacfc\uc5f4\ub418\uc9c0 \uc54a\uace0 \uacac\ub51c \uc218 \uc788\ub294 \ucd5c\ub300 \uc5f0\uc18d \uc804\ub958\ub97c \uc758\ubbf8\ud569\ub2c8\ub2e4. \uc774\ub294 \uc544\ub2c8\ub2e4<\/strong> \ubd80\ud558\uac00 \uac78\ub9b0 \uc0c1\ud0dc\uc5d0\uc11c\ub3c4 \uc548\uc804\ud558\uac8c \uc804\ud658\ud560 \uc218 \uc788\ub294 \uac83\uacfc \ub3d9\uc77c\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

\ubaa8\ud130 \uc81c\uc5b4\uc758 \uacbd\uc6b0, \uad00\ub828 \uc815\uaca9\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4. AC-3 \ud65c\uc6a9 \ubc94\uc8fc<\/strong>, \uc774\ub294 \ub2e4\ub78c\uc950\uc7a5 \ubaa8\ud130\uc758 \uc2a4\uc704\uce6d\uc744 \ub2e4\ub8e8\uba70, \uae30\ub3d9 \uc2dc \ub3cc\uc785 \uc804\ub958(\ucd5c\ub300 6\u00d7 FLA)\uc5d0\uc11c \uc811\uc810 \ud3d0\uc1c4\uac00 \uc774\ub8e8\uc5b4\uc9c0\uace0, \uc815\uaca9 \uc6b4\uc804 \uc804\ub958\uc5d0\uc11c \uc811\uc810 \uac1c\ubc29\uc774 \uc774\ub8e8\uc5b4\uc9d1\ub2c8\ub2e4. AC-3 \ub4f1\uae09\uc740 \ud56d\uc0c1 Ith \ub4f1\uae09\ubcf4\ub2e4 \ub0ae\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n

\uc2e4\ubb34\uc0c1\uc758 \uc6d0\uce59:<\/strong> \uc815\uaca9 \uc804\ub958\uac00 10A\uc778 \ubaa8\ud130\uc758 \uacbd\uc6b0, \ub2e8\uc21c\ud788 10A \uc5f4\uc815\uaca9\uc774 \uc544\ub2cc AC-3 \uc791\ub3d9 \uc870\uac74\uc5d0\uc11c \ucd5c\uc18c 16A \uc815\uaca9\uc758 \ucea0 \uc2a4\uc704\uce58\ub97c \uc9c0\uc815\ud574\uc57c \ud569\ub2c8\ub2e4. \uc2dc\ub3d9 \uc2dc \ubc1c\uc0dd\ud558\ub294 \ub3cc\uc785 \uc804\ub958\ub294 \uc815\uaca9 \uc804\ub958\ubcf4\ub2e4 \ud6e8\uc52c \ub354 \ud070 \ubd80\ud558\ub97c \uc811\uc810\uc5d0 \uac00\ud558\uae30 \ub54c\ubb38\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n

\uc21c\uc218 \uc800\ud56d\uc131 \ubd80\ud558(\ud788\ud130, \uc870\uba85)\uc758 \uacbd\uc6b0 AC-1 \ub4f1\uae09\uc774 \uc801\uc6a9\ub418\uba70, \uc774\ub294 \uc5f4 \uc815\uaca9\uc5d0 \ub354 \uac00\uae5d\uc2b5\ub2c8\ub2e4. \uc720\ub3c4\uc131\uc774 \ub192\uc740 \uc9c1\ub958 \ubd80\ud558\uc758 \uacbd\uc6b0 \uc815\uaca9\uc744 \ub354\uc6b1 \ub0ae\ucdb0\uc57c \ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

\uc81c\uc870\uc5c5\uccb4\ubcc4\ub85c \ucea0 \uc2a4\uc704\uce58\ub97c \ube44\uad50\ud560 \ub54c\ub294 \ud56d\uc0c1 \ub3d9\uc77c\ud55c \uc0ac\uc6a9 \ub4f1\uae09\uc744 \uae30\uc900\uc73c\ub85c \ube44\uad50\ud574\uc57c \ud569\ub2c8\ub2e4. AC-3 \ub4f1\uae09 16A\uc640 Ith 25A\ub294 \ub9e4\uc6b0 \ub2e4\ub978 \uc218\uce58\uc774\uc9c0\ub9cc, \ub450 \uc218\uce58 \ubaa8\ub450 \ub3d9\uc77c\ud55c \ub370\uc774\ud130\uc2dc\ud2b8\uc5d0 \uae30\uc7ac\ub418\uc5b4 \uc788\uc744 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n

2. \uadf9\uc758 \uc218\uc640 \uc704\uce58<\/h3>\n\n\n\n

3\uc0c1 \ubaa8\ud130 \uc81c\uc5b4\uc5d0\ub294 \uc77c\ubc18\uc801\uc73c\ub85c 3\uadf9 \uc2a4\uc704\uce58\uac00 \ud544\uc694\ud569\ub2c8\ub2e4. \uac01 \uc0c1\ub9c8\ub2e4 \ud55c \uadf9\uc529 \ubc30\uc815\ub429\ub2c8\ub2e4. \ud558\uc9c0\ub9cc \uc2a4\uc704\uce58\uc758 \uc704\uce58 \uc218\ub294 \uc6a9\ub3c4\uc5d0 \ub530\ub77c \ub2ec\ub77c\uc9d1\ub2c8\ub2e4:<\/p>\n\n\n\n

\uc2e0\uccad<\/th>\uc9c1\ucc45<\/th>\uadf9<\/th><\/tr><\/thead>
\uac04\ub2e8\ud55c ON\/OFF \uc808\uc5f0<\/td>2<\/td>3<\/td><\/tr>
\uc55e\uc73c\ub85c \/ \ub044\uae30 \/ \ub4a4\ub85c<\/td>3<\/td>3<\/td><\/tr>
\uc2a4\ud0c0 \/ \ud2b8\ub79c\uc9c0\uc158 \/ \ub378\ud0c0<\/td>3\u20134<\/td>6<\/td><\/tr>
\ubaa8\ub4dc \uc120\ud0dd\uae30 (\uc218\ub3d9\/\uc790\ub3d9\/\ud14c\uc2a4\ud2b8)<\/td>3<\/td>1\u20132<\/td><\/tr>
\uc804\uc555\uacc4\/\uc804\ub958\uacc4 \uc120\ud0dd\uae30<\/td>4\u20135<\/td>1\u20133<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

\uc2a4\ud0c0-\ub378\ud0c0 \uae30\ub3d9\uae30\uc758 \uacbd\uc6b0, \uc2a4\uc704\uce58\ub294 \ubcc4\ub3c4\uc758 \uc811\uc810 \ube14\ub85d\uc744 \ud1b5\ud574 \uc2a4\ud0c0 \uad8c\uc120 \uad6c\uc131\uacfc \ub378\ud0c0 \uad8c\uc120 \uad6c\uc131\uc744 \ubaa8\ub450 \ucc98\ub9ac\ud560 \uc218 \uc788\uc5b4\uc57c \ud569\ub2c8\ub2e4. \uc77c\ubc18\uc801\uc73c\ub85c 3~4\uac1c\uc758 \uc704\uce58\uc5d0 \uac78\uccd0 6\uadf9\uc774 \ud544\uc694\ud558\uba70, \ucea0 \ud504\ub85c\ud30c\uc77c\uc5d0\ub294 \ud2b9\uc815 \u2018\uc811\uc810 \uba3c\uc800 \uc5f0\uacb0 \ud6c4 \ucc28\ub2e8(make-before-break)\u2019 \ub610\ub294 \u2018\uc811\uc810 \uba3c\uc800 \ucc28\ub2e8 \ud6c4 \uc5f0\uacb0(break-before-make)\u2019 \uc21c\uc11c\uac00 \ub0b4\uc7a5\ub418\uc5b4 \uc788\uc5b4\uc57c \ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

\uc774\ub54c \uacbd\ud5d8 \ub9ce\uc740 \uc81c\uc870\uc5c5\uccb4\uc640 \ud611\ub825\ud558\ub294 \uac83\uc774 \uc911\uc694\ud569\ub2c8\ub2e4. \ucea0 \ud504\ub85c\ud30c\uc77c\uc740 \uacf5\uc7a5\uc5d0\uc11c \uacb0\uc815\ub418\ub294 \ubb3c\ub9ac\uc801 \uc124\uacc4 \uc0ac\ud56d\uc774\uae30 \ub54c\ubb38\uc785\ub2c8\ub2e4. PLC\uc640 \ub2ec\ub9ac \ud604\uc7a5\uc5d0\uc11c \uc7ac\ud504\ub85c\uadf8\ub798\ubc0d\ud560 \uc218 \uc5c6\uc2b5\ub2c8\ub2e4. \uc8fc\ubb38\ud558\uae30 \uc804\uc5d0 \uac01 \uc2a4\uc704\uce58 \uc704\uce58\uc5d0\uc11c \uc5b4\ub5a4 \uc811\uc810\uc744 \ub2eb\uc544\uc57c \ud558\ub294\uc9c0 \uba85\uc2dc\ud55c \uc644\uc804\ud55c \uc2a4\uc704\uce6d \ud14c\uc774\ube14\uc744 \uc81c\uacf5\ud574 \uc8fc\uc2ed\uc2dc\uc624.<\/p>\n\n\n\n

3. \uc815\uaca9 \uc804\uc555 \ubc0f \uc808\uc5f0<\/h3>\n\n\n\n

\ud45c\uc900 \uc0b0\uc5c5\uc6a9 \ucea0 \uc2a4\uc704\uce58\ub294 690V AC \uc815\uaca9\uc73c\ub85c, \uc774\ub294 \uc804 \uc138\uacc4 \ub300\ubd80\ubd84\uc758 3\uc0c1 \uc0b0\uc5c5\uc6a9 \uc2dc\uc2a4\ud15c\uc744 \ud3ec\uad04\ud569\ub2c8\ub2e4. \uadf8\ub7ec\ub098 \ub2e4\uc74c \uc0ac\ud56d\uc744 \ud56d\uc0c1 \ud655\uc778\ud574\uc57c \ud569\ub2c8\ub2e4:<\/p>\n\n\n\n

    \n
  • \uc815\uaca9 \uc808\uc5f0 \uc804\uc555 (Ui):<\/strong> \uc2a4\uc704\uce58\uac00 \uc808\uc5f0 \ud30c\uad34 \uc5c6\uc774 \uacac\ub51c \uc218 \uc788\ub294 \ucd5c\ub300 \uc804\uc555\uc785\ub2c8\ub2e4. \uc2dc\uc2a4\ud15c \uc804\uc555\ubcf4\ub2e4 \uc801\uc808\ud55c \uc5ec\uc720\ub97c \ub450\uace0 \ub354 \ub192\uc544\uc57c \ud569\ub2c8\ub2e4.<\/li>\n\n\n\n
  • \uc815\uaca9 \uc784\ud384\uc2a4 \ub0b4\uc804\uc555 (Uimp):<\/strong> \uacfc\ub3c4 \uacfc\uc804\uc555(\ubc88\uac1c, \uc2a4\uc704\uce6d \uc11c\uc9c0)\uc774 \ubc1c\uc0dd\ud560 \uc218 \uc788\ub294 \uc2dc\uc2a4\ud15c\uc5d0 \uc801\uc6a9\ub429\ub2c8\ub2e4. \uc77c\ubc18\uc801\uc73c\ub85c \uc0b0\uc5c5\uc6a9 \ud328\ub110\uc758 \uacbd\uc6b0 6kV \ub610\ub294 8kV\uc785\ub2c8\ub2e4.<\/li>\n\n\n\n
  • \uc815\uaca9 \uc804\ub958(DC):<\/strong> \ubc30\ud130\ub9ac \uc2dc\uc2a4\ud15c, \uc804\uae30\ucc28 \ucda9\uc804 \uc778\ud504\ub77c \ub610\ub294 \ud0dc\uc591\uad11 \uc751\uc6a9 \ubd84\uc57c\ub97c \ub2e4\ub8e8\uace0 \uc788\ub2e4\uba74, \uc9c1\ub958 \uc815\uaca9 \uc804\uc555\uc744 \ubcc4\ub3c4\ub85c \ud655\uc778\ud574\uc57c \ud569\ub2c8\ub2e4. \uc9c1\ub958 \uc2a4\uc704\uce6d\uc740 \uad50\ub958\uc640 \ub2ec\ub9ac \uc804\ub958\uac00 \uc790\uc5f0\uc2a4\ub7fd\uac8c 0\uc744 \ud1b5\uacfc\ud558\ub294 \uc9c0\uc810\uc774 \uc5c6\uae30 \ub54c\ubb38\uc5d0 \uc811\uc810\uc5d0 \ub354 \ud070 \ubd80\ud558\ub97c \uc90d\ub2c8\ub2e4.<\/li>\n<\/ul>\n\n\n\n

    4. \uae30\uacc4\uc801 \ubc0f \uc804\uae30\uc801 \ub0b4\uad6c\uc131<\/h3>\n\n\n\n

    \uace0\ud488\uc9c8 \uc0b0\uc5c5\uc6a9 \ucea0 \uc2a4\uc704\uce58\uc758 \uacbd\uc6b0, \uae30\uacc4\uc801 \ub0b4\uad6c\uc131(\ubb34\ubd80\ud558 \uc791\ub3d9)\uc740 \uc77c\ubc18\uc801\uc73c\ub85c 50\ub9cc \ud68c\uc5d0\uc11c 100\ub9cc \ud68c \uc774\uc0c1\uc73c\ub85c \ud3c9\uac00\ub429\ub2c8\ub2e4. \uc774 \uc218\uce58\ub294 \ubaa8\ud130 \uc81c\uc5b4 \ud658\uacbd\uc5d0\uc11c\ub294 \ub300\uccb4\ub85c \uc758\ubbf8\uac00 \uc5c6\ub294\ub370, \uc81c\ud55c \uc694\uc778\uc740 \uac70\uc758 \ud56d\uc0c1 \uc804\uae30\uc801 \ub0b4\uad6c\uc131<\/strong>: \ubd80\ud558 \uc0c1\ud0dc\uc5d0\uc11c\uc758 \uc2a4\uc704\uce6d \ud69f\uc218.<\/p>\n\n\n\n

    AC-3 \uc870\uac74 \ud558\uc5d0\uc11c\uc758 \uc804\uae30\uc801 \ub0b4\uad6c\uc131\uc740 \uc804\ub958 \uc218\uc900\uc5d0 \ub530\ub77c \uc77c\ubc18\uc801\uc73c\ub85c 3,000~20,000 \uc0ac\uc774\ud074 \ubc94\uc704\uc785\ub2c8\ub2e4. \ud558\ub8e8\uc5d0 \ub450 \ubc88 \uc218\ub3d9\uc73c\ub85c \uc2dc\ub3d9 \ubc0f \uc815\uc9c0\ub97c \ubc18\ubcf5\ud558\ub294 \ubaa8\ud130\uc758 \uacbd\uc6b0, \uc774\ub294 \uc218\ub144\uc5d0 \uac78\uce5c \uc0ac\uc6a9 \uae30\uac04\uc5d0 \ud574\ub2f9\ud569\ub2c8\ub2e4. \uad50\ub300 \uadfc\ubb34\ub2f9 20\ud68c \uc2dc\ub3d9\ub418\ub294 \ubaa8\ud130\uc758 \uacbd\uc6b0, \ub354 \ube48\ubc88\ud55c \uad50\uccb4\ub97c \uacc4\ud68d\ud558\uac70\ub098 \ucea0 \uc2a4\uc704\uce58\uac00 \uc801\uc808\ud55c \uc7a5\uce58\uc778\uc9c0 \uc7ac\uace0\ud574 \ubcf4\uc544\uc57c \ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

    \uc77c\ubc18\uc801\uc778 \ubc30\uc120 \uad6c\uc131<\/h2>\n\n\n\n

    \uc804\uc9c4 \/ OFF \/ \ud6c4\uc9c4 (\ubaa8\ud130 \ubc29\ud5a5 \uc804\ud658)<\/h3>\n\n\n\n

    \uac00\uc7a5 \ub9ce\uc774 \uc694\uccad\ub418\ub294 \ubc30\uc120 \ubc29\uc2dd\uc740 \ubaa8\ud130 \uc81c\uc5b4\ub97c \uc704\ud55c \ucea0 \uc2a4\uc704\uce58<\/strong>. 3\uadf9 3\ub2e8 \uc2a4\uc704\uce58\ub294 \uc815\ubc29\ud5a5\uacfc \uc5ed\ubc29\ud5a5 \uc704\uce58 \uac04\uc5d0 L1\uacfc L3\uc758 \uc704\uce58\ub97c \ubc14\uafd4\uc90d\ub2c8\ub2e4:<\/p>\n\n\n\n

      \n
    • \ud3ec\uc9c0\uc158 1 (\ud3ec\uc6cc\ub4dc):<\/strong> L1\u2192U, L2\u2192V, L3\u2192W<\/li>\n\n\n\n
    • \uc704\uce58 0 (OFF):<\/strong> \ubaa8\ub4e0 \uc5f0\ub77d\ucc98 \uc5f4\uae30<\/li>\n\n\n\n
    • \uc704\uce58 2 (\uc5ed\ubc29\ud5a5):<\/strong> L3\u2192U, L2\u2192V, L1\u2192W<\/li>\n<\/ul>\n\n\n\n

      \uc911\uc694: \ubc29\ud5a5\uc744 \ubcc0\uacbd\ud560 \ub54c\ub294 \ubc18\ub4dc\uc2dc OFF \uc0c1\ud0dc\ub97c \uac70\uccd0\uc57c \ud569\ub2c8\ub2e4. \uc808\ub300\ub85c FORWARD\uc5d0\uc11c REVERSE\ub85c \uc9c1\uc811 \uc804\ud658\ud574\uc11c\ub294 \uc548 \ub429\ub2c8\ub2e4. \ubc29\ud5a5 \ubcc0\uacbd \uc2dc \ubc1c\uc0dd\ud558\ub294 \ubaa8\ud130\uc758 \ub3cc\uc785 \uc804\ub958\ub294 \uc811\uc810 \uc815\uaca9\uce58\ub97c \ud6e8\uc52c \ucd08\uacfc\ud558\uc5ec \uc811\uc810 \uc6a9\uc811\uc744 \uc77c\uc73c\ud0ac \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n

      \uc2a4\ud0c0-\ub378\ud0c0 \uae30\ub3d9<\/h3>\n\n\n\n

      6\uadf9 \ucea0 \uc2a4\uc704\uce58\ub294 \uc8fc \uc811\ucd09\uae30 \uae30\ub2a5\uacfc \uad8c\uc120 \uad6c\uc131\uc744 \ubaa8\ub450 \ub2f4\ub2f9\ud569\ub2c8\ub2e4:<\/p>\n\n\n\n

        \n
      • \ubcc4\uc790\ub9ac:<\/strong> Y\ud615\uc73c\ub85c \uc5f0\uacb0\ub41c \ubaa8\ud130 \uad8c\uc120, \uac01 \uad8c\uc120\uc5d0 \uac78\ub9ac\ub294 \uc804\uc555 \uac10\uc18c<\/li>\n\n\n\n
      • \uc624\ud504\/\uc804\ud658 \uc704\uce58:<\/strong> \uc804\ub958 \uae09\uc0c1\uc2b9\uc744 \uc904\uc774\uae30 \uc704\ud55c \uc77c\uc2dc\uc801\uc778 \ucc28\ub2e8<\/li>\n\n\n\n
      • \ub378\ud0c0 \ud3ec\uc9c0\uc158:<\/strong> \ubaa8\ud130 \uad8c\uc120\uc744 \u0394\ud615\uc73c\ub85c \uc7ac\uc5f0\uacb0\ud558\uace0, \uc815\uaca9 \uc804\uc555\uc73c\ub85c \uad6c\ub3d9<\/li>\n<\/ul>\n\n\n\n

        \ucea0 \ud504\ub85c\ud30c\uc77c\uc740 \ub378\ud0c0 \uc811\uc810\uc774 \ub2eb\ud788\uae30 \uc804\uc5d0 \uc2a4\ud0c0 \uc811\uc810\uc774 \uc644\uc804\ud788 \uc5f4\ub9ac\ub3c4\ub85d \ud574\uc57c \ud569\ub2c8\ub2e4. \uc774\ub7ec\ud55c \u2018\ube0c\ub808\uc774\ud06c-\ube44\ud3ec-\uba54\uc774\ud06c(break-before-make)\u2019 \uc694\uad6c \uc0ac\ud56d\uc740 \ucea0 \uc124\uacc4\uc5d0 \ubc18\uc601\ub418\uc5b4 \uc788\uc73c\ubbc0\ub85c, \uc2dc\uc6b4\uc804 \uc804\uc5d0 \uc81c\uc870\uc5c5\uccb4\uc758 \uc2a4\uc704\uce6d \ud68c\ub85c\ub3c4\ub97c \ud1b5\ud574 \uc774\ub97c \ud655\uc778\ud558\uc2ed\uc2dc\uc624.<\/p>\n\n\n\n

        \uc804\ub958\uacc4\/\uc804\uc555\uacc4 \uc120\ud0dd\uae30<\/h3>\n\n\n\n

        \ud328\ub110 \uacc4\uce21\uc758 \uc77c\ubc18\uc801\uc778 \uc6a9\ub3c4: \ud558\ub098\uc758 \uacc4\uce21\uae30\uac00 \uc120\ud0dd \uc2a4\uc704\uce58\ub97c \ud1b5\ud574 \uc5ec\ub7ec \uc0c1\uc744 \uce21\uc815\ud569\ub2c8\ub2e4. \uc804\ub958\uacc4 \uc120\ud0dd \uc2a4\uc704\uce58\ub294 \ubc18\ub4dc\uc2dc \uc808\ub300 \uc5f4\uc9c0 \ub9c8\uc138\uc694<\/strong> \uc804\ub958 \ubcc0\uc555\uae30\uc5d0 \uc804\uc6d0\uc774 \uacf5\uae09\ub418\ub294 \ub3d9\uc548 \u2014 \uc804\ub958\uacc4\uc6a9 \ucea0 \ud504\ub85c\ud30c\uc77c\uc740 \uac1c\ubc29 \ud68c\ub85c \uacfc\uc804\uc555\uc73c\ub85c\ubd80\ud130 \uc804\ub958 \ubcc0\uc555\uae30\ub97c \ubcf4\ud638\ud558\uae30 \uc704\ud574 \u2018\uc811\uc810 \ud3d0\uc1c4 \ud6c4 \uac1c\ubc29(make-before-break)\u2019 \ubc29\uc2dd\uc758 \uc811\uc810 \uc21c\uc11c\ub97c \uc694\uad6c\ud569\ub2c8\ub2e4. \uc774\ub294 \ubaa8\ud130 \uc5ed\uc804 \uc751\uc6a9 \ubd84\uc57c\uc758 \ucea0 \uc124\uacc4\uc640\ub294 \ub2e4\ub985\ub2c8\ub2e4.<\/p>\n\n\n\n

        \ud658\uacbd \ubc0f \uc778\uc99d \uc694\uac74<\/h2>\n\n\n\n

        \ubaa8\ud130 \uc81c\uc5b4\ub97c \uc704\ud55c \ucea0 \uc2a4\uc704\uce58\uc5d0 \uc801\uc6a9\ub418\ub294 \uad6d\uc81c \ud45c\uc900\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4. IEC 60947-3<\/strong>, \uc2a4\uc704\uce58-\ucc28\ub2e8\uae30 \ubc0f \ubd80\ud558 \uc2a4\uc704\uce58\uc6a9 \uc800\uc804\uc555 \uc2a4\uc704\uce58\uae30\uc5b4 \ubc0f \uc81c\uc5b4\uae30\uc5b4\ub97c \ub2e4\ub8f9\ub2c8\ub2e4. \uaddc\uaca9\uc5d0 \ubd80\ud569\ud558\ub294 \uc0b0\uc5c5\uc6a9 \ud328\ub110\uc5d0 \uc0ac\uc6a9\ub418\ub294 \ubaa8\ub4e0 \ucea0 \uc2a4\uc704\uce58\ub294 \uc774 \ud45c\uc900\uc5d0 \ub530\ub978 \uc81c3\uc790 \uac80\uc99d \uc778\uc99d\uc744 \ubc1b\uc544\uc57c \ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

        IEC 60947-3 \uc678\uc5d0\ub3c4 \ub2e4\uc74c \uc0ac\ud56d\uc744 \uace0\ub824\ud558\uc2ed\uc2dc\uc624:<\/p>\n\n\n\n