{"id":142797,"date":"2024-01-14T13:05:31","date_gmt":"2024-01-14T13:05:31","guid":{"rendered":"https:\/\/www.electricity-magnetism.org\/%ec%a0%80%ec%a0%84%ec%95%95-lv-%ec%a0%84%ea%b8%b0-%ec%9e%90%ea%b8%b0\/"},"modified":"2024-02-21T17:00:09","modified_gmt":"2024-02-21T17:00:09","slug":"%ec%a0%80%ec%a0%84%ec%95%95-lv-%ec%a0%84%ea%b8%b0-%ec%9e%90%ea%b8%b0","status":"publish","type":"post","link":"https:\/\/www.electricity-magnetism.org\/ko\/%ec%a0%80%ec%a0%84%ec%95%95-lv-%ec%a0%84%ea%b8%b0-%ec%9e%90%ea%b8%b0\/","title":{"rendered":"\uc800\uc804\uc555 – LV | \uc804\uae30 – \uc790\uae30"},"content":{"rendered":"

\uc800\uc804\uc555(Low Voltage)\uc774\ub780?<\/h2>\n

\uc800\uc804\uc555(Low Voltage, LV)\uc740 \uac00\uc815 \ubc0f \uc0b0\uc5c5\uc6a9 \uc0c1\uc5c5 \uc804\uae30 \uae30\uae30\uc640 \uc870\uba85\uc5d0 \uc8fc\ub85c \uc0ac\uc6a9\ub418\ub294 \uc804\uae30 \uc804\uc555\uc744 \ub9d0\ud569\ub2c8\ub2e4. \uc774 \uc6a9\uc5b4\ub294 \ubcf4\ud638 \uc870\uce58\uac00 \ub354 \ud544\uc694\ud55c \uace0\uc804\uc555\uacfc \uad6c\ubcc4\ud558\uae30 \uc704\ud574 \uc0ac\uc6a9\ub429\ub2c8\ub2e4. ANSI C84.1-2020\uc5d0 \ub530\ub974\uba74, \uc800\uc804\uc555\uc740 240V\uc5d0\uc11c 600V \uc0ac\uc774\uc785\ub2c8\ub2e4. IEC\uc5d0 \ub530\ub974\uba74, \uc800\uc804\uc555\uc740 \uad50\ub958 \uc804\ub958\uc758 \uacbd\uc6b0 50V\uc5d0\uc11c 1,000V \uc0ac\uc774, \uc9c1\ub958 \uc804\ub958\uc758 \uacbd\uc6b0 120V\uc5d0\uc11c 1,500V \uc0ac\uc774\uc785\ub2c8\ub2e4. \uc544\uba54\ub9ac\uce74 \ub300\ub959\uc740 110V\uc5d0\uc11c 120V(AC)\ub97c \uc0ac\uc6a9\ud558\ub294 \ubc18\uba74, \uc720\ub7fd, \uc544\uc2dc\uc544 \ubc0f \uc544\ud504\ub9ac\uce74\ub294 220V\uc5d0\uc11c 240V(AC)\ub97c \uc0ac\uc6a9\ud569\ub2c8\ub2e4.<\/p>\n

\uc800\uc804\uc555\uc758 \uc911\uc694\uc131\uacfc \uc601\ud5a5<\/h2>\n

\uc800\uc804\uc555\uc740 \uc804\uae30\uc801 \uc548\uc804 \uaddc\uc815\uc5d0 \ub530\ub77c \ucd94\uac00 \ubcf4\ud638\uac00 \ud544\uc694\ud558\uc9c0 \uc54a\uc740 \ud68c\ub85c\ub85c \uc815\uc758\ub429\ub2c8\ub2e4. \uc774\ub7ec\ud55c \uc815\uc758\ub294 \uad6d\uac00 \ubc0f \ud2b9\uc815 \ucf54\ub4dc\ub098 \uaddc\uc815\uc5d0 \ub530\ub77c \ub2e4\ub97c \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc800\uc804\uc555\uc740 \uc804\uae30 \ucda9\uaca9\uc758 \uc0c1\ub2f9\ud55c \uc704\ud5d8\uc744 \ub098\ud0c0\ub0b4\uba70, \uc774\ub294 \uae30\uc220\uc801 \uc870\uce58(\uc808\uc5f0, \ud3d0\uc1c4, \uc811\uc9c0)\ub97c \ud1b5\ud574 \ucd5c\uc18c\ud654\ud574\uc57c \ud569\ub2c8\ub2e4. \ud558\uc9c0\ub9cc \uacf5\uae30 \uc911\uc5d0\uc11c\uc758 \uc804\uae30 \uc544\ud06c \ubc1c\uc0dd\uc5d0 \ub300\ud55c \uc791\uc740 \uc704\ud5d8\uc740 \uc5ec\uc804\ud788 \uc874\uc7ac\ud569\ub2c8\ub2e4.<\/p>\n

\uc804\uc555 \uc218\uc900\uc758 \ubd84\ub958<\/h2>\n

\uc804\uae30\ub294 \ub2e4\uc591\ud55c \uc804\uc555\uc73c\ub85c \ubc1c\uc804, \uc804\uc1a1, \uc0ac\uc6a9\ub420 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc804\ub825 \uc804\uc1a1 \ubc0f \ubc30\ud3ec\uc640 \uc804\uc790 \uc124\uacc4\uc5d0\uc11c\ub294 \ub2e4\ub978 \uc815\uc758\uac00 \uc0ac\uc6a9\ub429\ub2c8\ub2e4. \ub610\ud55c \uc804 \uc138\uacc4\uc801\uc73c\ub85c \ub2e4\uc591\ud55c \uc804\uc555\uacfc \uadf8\ub9ac\ub4dc \uc8fc\ud30c\uc218\uac00 \uc0ac\uc6a9\ub429\ub2c8\ub2e4. \ubbf8\uad6d\uc5d0\uc11c\ub294 \uad6d\uac00\uc804\uae30\uaddc\uc815(NEC)\uacfc \uad6d\uac00\uc804\uae30\uc81c\uc870\uc5c5\uc790\ud611\ud68c(NEMA)\uac00 \ubaa8\ub4e0 \uc804\uc555 \ubd84\ub958\uc5d0 \ub300\ud55c \uc9c0\uce68\uacfc \ud45c\uc900\uc744 \uac00\uc9c0\uace0 \uc788\uc2b5\ub2c8\ub2e4. ANSI\ub294 \ube44\uc988\ub2c8\uc2a4\uc5d0 \uc601\ud5a5\uc744 \ubbf8\uce58\ub294 \uc218\ucc9c \uac00\uc9c0 \uc9c0\uce68\uacfc \ud45c\uc900\uc758 \uc0dd\uc131, \uc120\uc804 \ubc0f \uc0ac\uc6a9\uc744 \uac10\ub3c5\ud569\ub2c8\ub2e4.<\/p>\n

ANSI\uc5d0 \uc758\ud55c \uc804\uc555 \uc218\uc900 \ubd84\ub958<\/h2>\n

\ubbf8\uad6d\uc5d0\uc11c\ub294 ANSI\uac00 100V \uc774\uc0c1\uc758 60Hz \uc804\uae30 \uc2dc\uc2a4\ud15c\uc5d0 \ub300\ud55c \uba85\ubaa9 \uc804\uc555 \ub4f1\uae09\uc744 \uc124\uc815\ud569\ub2c8\ub2e4. \uad6c\uccb4\uc801\uc73c\ub85c ANSI C84.1-2020\uc740 \ub2e4\uc74c\uacfc \uac19\uc774 \uc815\uc758\ud569\ub2c8\ub2e4:<\/p>\n

\uc800\uc804\uc555: 240V\uc5d0\uc11c 600V
\n\uc911\uc804\uc555: 2.4kV\uc5d0\uc11c 69kV
\n\uace0\uc804\uc555: 115kV\uc5d0\uc11c 230kV
\n\ucd08\uace0\uc804\uc555: 345kV\uc5d0\uc11c 765kV
\n\ucd08\ucd08\uace0\uc804\uc555: 1,100kV<\/p>\n

BS 7671\uc5d0 \uc758\ud55c \uc804\uc555 \uc218\uc900 \ubd84\ub958<\/h2>\n

\uc601\uad6d \ud45c\uc900 BS 7671:2008\uc740 \uace0\uc804\uc555\uc744 1,000VAC \uc774\uc0c1 \ud639\uc740 1,500V \uc9c4\ub3d9 \uc5c6\ub294 DC, \ud639\uc740 \ub3c4\uccb4\uc640 \uc9c0\uad6c \uc0ac\uc774\uc758 \uc804\uc555 \ucc28\uc774\uac00 600VAC \uc774\uc0c1 \ud639\uc740 900V \uc9c4\ub3d9 \uc5c6\ub294 DC\uc778 \uacbd\uc6b0\ub85c \uc815\uc758\ud569\ub2c8\ub2e4.<\/p>\n

IEC\uc5d0 \uc758\ud55c \uc804\uc555 \uc218\uc900 \ubd84\ub958<\/h2>\n

\uac74\ubb3c \ubc30\uc120 \ubc0f \uc77c\ubc18 \uc804\uae30 \uae30\uae30 \uc0ac\uc6a9\uc758 \ub9e5\ub77d\uc5d0\uc11c, \uad6d\uc81c\uc804\uae30\uae30\uc220\uc704\uc6d0\ud68c(IEC)\ub294 \ub2e4\uc74c\uacfc \uac19\uc774 \uc815\uc758\ud569\ub2c8\ub2e4:<\/p>\n

\uace0\uc804\uc555: \uad50\ub958 \uc804\ub958\uc5d0\uc11c 1,000V \uc774\uc0c1, \uc9c1\ub958 \uc804\ub958\uc5d0\uc11c 1,500V \uc774\uc0c1
\n\uc800\uc804\uc555: \uad50\ub958 \uc804\ub958\uc5d0\uc11c 50V\uc5d0\uc11c 1,000V \uc0ac\uc774, \uc9c1\ub958 \uc804\ub958\uc5d0\uc11c 120V\uc5d0\uc11c 1,500V \uc0ac\uc774
\n\ucd08\uc800\uc804\uc555: \uad50\ub958 \uc804\ub958\uc5d0\uc11c 50V \ubbf8\ub9cc, \uc9c1\ub958 \uc804\ub958\uc5d0\uc11c 120V \ubbf8\ub9cc<\/p>\n

110V \ub300 220V – \uc5b4\ub514\uc11c \uadf8\ub9ac\uace0 \uc65c – \ucc28\uc774\uc810<\/h2>\n

\uc804\uc555\uc774 \ub192\uc744\uc218\ub85d \ub3d9\uc77c\ud55c \uc804\ub958\ub85c \ub354 \ub9ce\uc740 \uc804\ub825\uc744 \uc81c\uacf5\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc774\ub294 \ub2e4\uc74c \uacf5\uc2dd\uc5d0 \ub530\ub985\ub2c8\ub2e4: \uc804\ub825 = \uc804\uc555 x \uc804\ub958. 220V \ubc30\uc120\uc774 \uc0ac\uc6a9\ub420 \ub54c, 110V \ubc30\uc120\ubcf4\ub2e4 \ub35c\ud55c \uc804\ub958\uac00 \ud544\uc694\ud569\ub2c8\ub2e4. \uc774\uac83\uc774 220V\uc758 \uc8fc\uc694 \uc7a5\uc810\uc785\ub2c8\ub2e4. \ub610\ud55c 220V\ub294 \ub354 \uc801\uc740 \ub0ad\ube44\ub97c \ud569\ub2c8\ub2e4. DC \uc804\ub825 \ubcc0\ud658\uc740 \uac19\uc740 \uc791\uc5c5\uc744 \uc218\ud589\ud558\uae30 \uc704\ud574 \ub354 \uc801\uc740 \uc554\ud398\uc5b4\uac00 \ud544\uc694\ud558\uae30 \ub54c\ubb38\uc5d0 \uc774 \uc804\uc555\uc5d0\uc11c \ub354 \uc801\uc740 \uc5f4\uc744 \ud544\uc694\ub85c \ud569\ub2c8\ub2e4. \ubc18\uba74\uc5d0 110V\ub294 \ucda9\uaca9\uc744 \ubc1b\uc558\uc744 \ub54c \ub354 \uc548\uc804\ud558\ub2e4\uace0 \uac04\uc8fc\ub429\ub2c8\ub2e4. \uadf8\ub7ec\ub098 220V\ub294 110V\ubcf4\ub2e4 \ubab8\uc5d0 \uc804\ub958\ub97c \ubc00\uc5b4\ub123\uc744 \uac00\ub2a5\uc131\uc774 \ub354 \ud07d\ub2c8\ub2e4.<\/p>\n

\uc790\uc8fc \ubb3b\ub294 \uc9c8\ubb38<\/h2>\n

\uace0\uc804\uc555\uc774\ub780 \ubb34\uc5c7\uc778\uac00\uc694?<\/b>
\nIEC\uc5d0 \ub530\ub974\uba74, \uace0\uc804\uc555\uc740 \uad50\ub958 \uc804\ub958\uc5d0\uc11c 1,000V \uc774\uc0c1, \uc9c1\ub958 \uc804\ub958\uc5d0\uc11c 1,500V \uc774\uc0c1\uc785\ub2c8\ub2e4.<\/p>\n

\uc800\uc804\uc555\uc774\ub780 \ubb34\uc5c7\uc778\uac00\uc694?<\/b>
\n\uc800\uc804\uc555\uc740 \uac00\uc815 \ubc0f \uc0b0\uc5c5\uc6a9 \uc0c1\uc5c5 \uc804\uae30 \uae30\uae30\uc640 \uc870\uba85\uc5d0 \uc8fc\ub85c \uc0ac\uc6a9\ub418\ub294 \uc804\uae30 \uc804\uc555\uc785\ub2c8\ub2e4. ANSI C84.1-2020\uc5d0 \ub530\ub974\uba74, \uc800\uc804\uc555\uc740 240V\uc5d0\uc11c 600V \uc0ac\uc774\uc785\ub2c8\ub2e4. IEC\uc5d0 \ub530\ub974\uba74, \uc800\uc804\uc555\uc740 \uad50\ub958 \uc804\ub958\uc5d0\uc11c 50V\uc5d0\uc11c 1,000V \uc0ac\uc774, \uc9c1\ub958 \uc804\ub958\uc5d0\uc11c 120V\uc5d0\uc11c 1,500V \uc0ac\uc774\uc785\ub2c8\ub2e4.<\/p>\n

\uac00\uc815\uc6a9 \uae30\uae30\uc5d0 \uc0ac\uc6a9\ub418\ub294 \uc804\ud615\uc801\uc778 \uc804\uc555\uc740 \ubb34\uc5c7\uc778\uac00\uc694?<\/b>
\n\uac00\uc815\uc6a9 \uae30\uae30\uc5d0\uc11c \uc0ac\uc6a9\ub418\ub294 \uc804\ud615\uc801\uc778 \uc804\uc555\uc5d0\ub294 1.5V(DC)\uc758 \ube44\ucda9\uc804\uc2dd \uc54c\uce7c\ub77c\uc778 \ubc30\ud130\ub9ac(\uc608: AAA, AA, C \uc140), 3.8V(DC)\uc758 \uc2a4\ub9c8\ud2b8\ud3f0 \ubc30\ud130\ub9ac, 12V(DC)\uc758 \uc790\ub3d9\ucc28 \ubc30\ud130\ub9ac, 110V\uc5d0\uc11c 120V(AC)\uc758 \uac00\uc7a5 \uc77c\ubc18\uc801\uc778 \uc804\uae30 \ucf58\uc13c\ud2b8\uac00 \ud3ec\ud568\ub429\ub2c8\ub2e4.<\/p>\n

\"Low<\/p>\n

\n Original Article<\/a>\n<\/div>\n

 <\/p>\n","protected":false},"excerpt":{"rendered":"

\uc800\uc804\uc555\uc740 \uc18c\ube44\uc790 \ubd80\ubb38\uc5d0\uc11c \uac00\uc815 \ubc0f \uc0b0\uc5c5 \ubd84\uc57c\uc758 \uc0c1\uc5c5\uc6a9 \uc804\uae30 \uc81c\ud488 \ubc0f \uc870\uba85\uc5d0 \uc0ac\uc6a9\ub418\ub294 \uc8fc\uc694 \uc804\uc555\uc73c\ub85c \ucc38\uc870\ub418\ub294 \uc804\uc555\uc785\ub2c8\ub2e4.<\/p>\n","protected":false},"author":1,"featured_media":2743,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_generate-full-width-content":"","footnotes":""},"categories":[15],"tags":[],"class_list":["post-142797","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-15","generate-columns","tablet-grid-50","mobile-grid-100","grid-parent","grid-50"],"yoast_head":"\n\uc800\uc804\uc555 - LV | \uc804\uae30 - \uc790\uae30<\/title>\n<meta name=\"description\" content=\"\uc800\uc804\uc555\uc740 \uc18c\ube44\uc790 \ubd80\ubb38\uc5d0\uc11c \uac00\uc815 \ubc0f \uc0b0\uc5c5 \ubd84\uc57c\uc758 \uc0c1\uc5c5\uc6a9 \uc804\uae30 \uc81c\ud488 \ubc0f \uc870\uba85\uc5d0 \uc0ac\uc6a9\ub418\ub294 \uc8fc\uc694 \uc804\uc555\uc73c\ub85c \ucc38\uc870\ub418\ub294 \uc804\uc555\uc785\ub2c8\ub2e4.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.electricity-magnetism.org\/ko\/%ec%a0%80%ec%a0%84%ec%95%95-lv-%ec%a0%84%ea%b8%b0-%ec%9e%90%ea%b8%b0\/\" \/>\n<meta property=\"og:locale\" content=\"ko_KR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\uc800\uc804\uc555 - 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