{"id":1785,"date":"2026-09-27T06:34:01","date_gmt":"2026-09-27T06:34:01","guid":{"rendered":"https:\/\/ritoks.com\/?p=1785"},"modified":"2026-10-04T06:58:11","modified_gmt":"2026-10-04T06:58:11","slug":"2-pole-vs-4-pole-dc-circuit-breakers","status":"publish","type":"post","link":"https:\/\/ritoks.com\/ko\/2-pole-vs-4-pole-dc-circuit-breakers\/","title":{"rendered":"2\uadf9\ud615 \ub300 4\uadf9\ud615 \uc9c1\ub958 \ud68c\ub85c \ucc28\ub2e8\uae30: \uad6c\uc870 \ubc0f \uc120\uc815 \uad00\ub828 \uc9c8\ubb38"},"content":{"rendered":"

Two-pole and four-pole DC circuit breakers are not simply small and large versions of the same answer. Pole count affects the permitted connection path, how conductors are disconnected and sometimes the voltage at which the complete device has documented interruption capability. The correct arrangement depends on system earthing, voltage, fault-current direction and the manufacturer’s exact wiring diagram.<\/p>\n

\uc774 \ube44\uad50\ub294 DC MCB \uad6c\ub9e4\uc790\ub97c \uc704\ud55c \uc9c8\ubb38 \uc9c0\uce68\uc785\ub2c8\ub2e4. \uc774\ub294 4\uadf9\uc774 \uc790\ub3d9\uc73c\ub85c \ub354 \uc548\uc804\ud558\uac70\ub098 2\uadf9\uc774\uba74 \ud56d\uc0c1 \ucda9\ubd84\ud558\ub2e4\ub294 \uac83\uc744 \uc758\ubbf8\ud558\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4. \uc815\uaca9 \ubc0f \uc5f0\uacb0 \uad00\ub828 \uc815\ubcf4\ub294 \uc81c\uc548\ub41c \uc8fc\ubb38 \ucf54\ub4dc\uc5d0 \ud574\ub2f9\ud574\uc57c \ud558\uba70, \uce74\ud0c8\ub85c\uadf8\uc5d0 \uc218\ub85d\ub41c \uc720\uc0ac\ud55c \uc81c\ud488\uc774 \uc544\ub2cc \ud574\ub2f9 \ucf54\ub4dc\uc5d0 \uba85\uc2dc\ub41c \ub0b4\uc6a9\uc774\uc5b4\uc57c \ud569\ub2c8\ub2e4.<\/p>\n

\uba3c\uc800 \ub3c4\uccb4\uc640 \ucc28\ub2e8\uae30 \uadf9\uc744 \uad6c\ubd84\ud558\uc2ed\uc2dc\uc624.<\/h2>\n

2\ub3c4\uccb4 \uc9c1\ub958 \uc2dc\uc2a4\ud15c\uc5d0\ub294 \uc591\uadf9 \ub3c4\uccb4\uc640 \uc74c\uadf9 \ub3c4\uccb4\uac00 \uc788\uc9c0\ub9cc, \uadf8 \uc0ac\uc2e4\ub9cc\uc73c\ub85c\ub294 \ud544\uc694\ud55c \ucc28\ub2e8\uae30\uc758 \uadf9 \uc218\ub97c \uacb0\uc815\ud560 \uc218 \uc5c6\uc2b5\ub2c8\ub2e4. \uc81c\uc870\uc0ac\ub294 \ud2b9\uc815 \uc9c1\ub958 \uc815\uaca9 \uc804\uc555\uc744 \ub2ec\uc131\ud558\uae30 \uc704\ud574 \ud558\ub098\uc758 \ub3c4\uccb4\ub97c \ub530\ub77c \ub450 \uac1c \uc774\uc0c1\uc758 \uadf9\uc744 \uc9c1\ub82c\ub85c \ubc30\uc120\ud558\ub3c4\ub85d \uc9c0\uc815\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ub610 \ub2e4\ub978 \uad6c\uc131 \ubc29\uc2dd\uc73c\ub85c\ub294 \ub450 \ub3c4\uccb4 \ubaa8\ub450\uc5d0 \uadf9\uc744 \uc0ac\uc6a9\ud558\ub294 \uacbd\uc6b0\uac00 \uc788\uc2b5\ub2c8\ub2e4. \uc2e4\uc81c\ub85c \uc5b4\ub5a4 \ud68c\ub85c\uac00 \ucc28\ub2e8\ub418\ub294\uc9c0\ub294 \u201c4\uadf9\u201d\uc774\ub77c\ub294 \uc6a9\uc5b4\uac00 \uc544\ub2c8\ub77c \ub3c4\uba74\uc744 \ud1b5\ud574 \ud655\uc778\ud574\uc57c \ud569\ub2c8\ub2e4.<\/p>\n

\ud504\ub85c\uc81d\ud2b8 \ub2e8\uc120\ub3c4\uc5d0\uc11c \ubaa8\ub4e0 \ub3c4\uccb4, \uc804\uc6d0 \ubc0f \ubd80\ud558 \uc5f0\uacb0\ubd80\ub97c \ud45c\uc2dc\ud558\uc2ed\uc2dc\uc624. \uadf8\ub7f0 \ub2e4\uc74c \uac01 \uadf9\uc744 \ud1b5\uacfc\ud558\ub294 \uc81c\uc548\ub41c \uc804\ub958 \uacbd\ub85c\ub97c \uadf8\ub9ac\uc2ed\uc2dc\uc624. \ube0c\ub9ac\uc9d5 \ub9c1\ud06c\uac00 \ud544\uc694\ud55c \uacbd\uc6b0, \ud574\ub2f9 \ub9c1\ud06c\uac00 \uc81c\uc870\uc5c5\uccb4 \uc2b9\uc778 \uc561\uc138\uc11c\ub9ac\uc778\uc9c0, \uc81c\uacf5\ub41c \uc5f0\uacb0\ubd80\uc778\uc9c0, \uc544\ub2c8\uba74 \ud604\uc7a5\uc5d0\uc11c\uc758 \uac1c\uc870\uac00 \uae08\uc9c0\ub41c \uac83\uc778\uc9c0 \ud655\uc778\ud558\uc2ed\uc2dc\uc624. \uc678\ubd80 \ub2e8\uc790\ub294 \uacc4\uc0b0\uc5d0 \ud3ec\ud568\ud558\uc9c0 \ub9d0\uace0, \uac01 \ub2e8\uc790\uac00 \ub3c5\ub9bd\uc801\uc73c\ub85c \ubcf4\ud638\ub418\ub294 \ub3c4\uccb4\uc5d0 \ud574\ub2f9\ud55c\ub2e4\uace0 \uac00\uc815\ud558\uc2ed\uc2dc\uc624.<\/p>\n

\ucc28\ub2e8\uae30\uac00 \ud55c \uadf9\uc131\ub9cc \uac1c\ubc29\ud558\ub3c4\ub85d \uc124\uacc4\ub418\uc5c8\ub294\uc9c0, \uc591 \uadf9\uc131 \ubaa8\ub450\ub97c \uac1c\ubc29\ud558\ub3c4\ub85d \uc124\uacc4\ub418\uc5c8\ub294\uc9c0, \uc544\ub2c8\uba74 \uc9c0\uc815\ub41c \uc9c1\ub82c \uacbd\ub85c\ub97c \uac1c\ubc29\ud558\ub3c4\ub85d \uc124\uacc4\ub418\uc5c8\ub294\uc9c0 \ud655\uc778\ud558\uc2ed\uc2dc\uc624. \uc2dc\uc2a4\ud15c \uc811\uc9c0 \ubc29\uc2dd\uacfc \uace0\uc7a5 \uc2dc\ub098\ub9ac\uc624\uac00 \uc774\ub7ec\ud55c \uacb0\uc815\uc5d0 \uc601\ud5a5\uc744 \ubbf8\uce69\ub2c8\ub2e4. \uc811\uc9c0\ub41c \ub3c4\uccb4 \ubc30\uce58\ub294 \uc808\uc5f0 \uc2dc\uc2a4\ud15c\uacfc\ub294 \ub2e4\ub974\uac8c \uac80\ud1a0\ub420 \uc218 \uc788\uc73c\ubbc0\ub85c, \uc5d4\uc9c0\ub2c8\uc5b4\ub294 \uad00\ub828 \uc124\uce58 \uaddc\uc815\uacfc \uace0\uc7a5 \ubd84\uc11d\uc744 \uc801\uc6a9\ud574\uc57c \ud569\ub2c8\ub2e4.<\/p>\n

\uc815\ud655\ud55c \uc815\uaca9 \uc9c1\ub958 \uc804\uc555\uc744 \ube44\uad50\ud558\uc2ed\uc2dc\uc624<\/h2>\n

DC arcs do not have the natural current zero crossings of AC. Product-specific pole arrangements may therefore be used to manage interruption at higher DC voltages. Schneider Electric’s DC breaker guides show that voltage limits can depend on series-pole connections and system topology. Those examples are for Schneider products, not a universal conversion formula.<\/p>\n

Obtain the maximum operating voltage at the installation point, including charging or other high-voltage states. Compare it with the candidate’s rated DC operational voltage for the exact number of poles and connection drawing. Do not use a headline voltage from a four-pole variant to approve a two-pole variant, or vice versa.<\/p>\n

If a supplier proposes extra poles in series, request the diagram showing terminal order, polarity and links. The higher voltage claim must be explicitly documented for that exact arrangement. A user-created series bridge based on a competitor’s drawing is not evidence that the new breaker will interrupt correctly.<\/p>\n

\"2\uadf9
\uadf9 \uc218\ub294 \ubb38\uc11c\ud654\ub41c \ub3c4\uccb4 \ubc0f \uc9c1\ub82c \uadf9 \uacbd\ub85c\ub85c \ubcc0\ud658\ub418\uc5b4\uc57c \ud569\ub2c8\ub2e4.<\/figcaption><\/figure>\n

\ub3d9\uc77c\ud55c \uc804\uc555 \uae30\uc900\uc5d0\uc11c \uc608\uc0c1 \uace0\uc7a5 \uc804\ub958\ub97c \ud655\uc778\ud558\uc2ed\uc2dc\uc624<\/h2>\n

A breaker must interrupt the fault available at its terminals. Provide the location-specific prospective DC fault current, not only the source’s nominal current. Batteries, converters, parallel strings and other feeds may change the duty. Compare the result with the exact candidate’s published DC breaking capacity at the relevant voltage and pole connection.<\/p>\n

The current rating and breaking capacity are different specifications. More poles do not automatically create a higher fault-current rating, and a product’s AC interrupting data cannot stand in for DC data. Ask the supplier to identify the rating table and test conditions that support the proposed connection.<\/p>\n

\uc804\uc6d0 \uae30\uc5ec\ub3c4 \ubc0f \uc811\uc9c0\uc5d0 \ub300\ud55c \ubaa8\ub4e0 \uac00\uc815\uc744 \uba85\ud655\ud788 \ud45c\uc2dc\ud574 \ub450\uc2ed\uc2dc\uc624. \uace0\uc7a5 \ubd84\uc11d\uc774 \uc644\ub8cc\ub418\uc9c0 \uc54a\uc740 \uacbd\uc6b0, \ucc28\ub2e8\uae30 \ube44\uad50 \uacb0\uacfc\ub97c \u2018\uc7a0\uc815\uc801\u2019\uc73c\ub85c \uba85\uc2dc\ud558\uc2ed\uc2dc\uc624. \uc5d4\uc9c0\ub2c8\uc5b4\ub9c1 \ud300\uc774 \uac00\uc6a9 \uace0\uc7a5 \uc804\ub958 \uacc4\uc0b0\uc744 \ub9c8\ubb34\ub9ac\ud558\ub294 \ub3d9\uc548 \uc870\ub2ec \ud300\uc740 \ud6c4\ubcf4 \ubb38\uc11c\ub97c \ucc3e\uc544\ubcfc \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n

\ud604\uc7ac \ubc29\ud5a5 \ubc0f \uadf9\uc131 \uaddc\uce59\uc744 \ubcf5\uc2b5\ud558\uc138\uc694<\/h2>\n

\uc77c\ubd80 \uc9c1\ub958 \ubcf4\ud638 \uc7a5\uce58\uc5d0\ub294 \uc804\uc6d0\/\ubd80\ud558 \ub610\ub294 \uc591\uadf9\/\uc74c\uadf9 \ubc29\ud5a5\uc5d0 \ub300\ud55c \uc694\uad6c \uc0ac\ud56d\uc774 \uc788\uc2b5\ub2c8\ub2e4. \ubc30\ud130\ub9ac \ucda9\ubc29\uc804 \uae30\ub2a5\uc774 \uc788\ub294 \uc2dc\uc2a4\ud15c\uc758 \uacbd\uc6b0 \uc815\uc0c1 \uc804\ub958\uac00 \ud55c \ubc29\ud5a5 \uc774\uc0c1\uc73c\ub85c \ud750\ub97c \uc218 \uc788\uc73c\uba70, \uace0\uc7a5 \uc804\ub958\ub294 \ub610 \ub2e4\ub978 \uacbd\ub85c\ub97c \ud1b5\ud574 \ud750\ub97c \uc218\ub3c4 \uc788\uc2b5\ub2c8\ub2e4. 4\uadf9 \uad6c\uc870\ub77c\uace0 \ud574\uc11c \uadf9\uc131 \ud45c\uc2dc\uc640 \uc124\uce58 \uc9c0\uce68\uc744 \ud655\uc778\ud574\uc57c \ud560 \ud544\uc694\uc131\uc774 \uc0ac\ub77c\uc9c0\ub294 \uac83\uc740 \uc544\ub2d9\ub2c8\ub2e4.<\/p>\n

\uac01 \uc6b4\uc804 \ubc0f \uace0\uc7a5 \uc0c1\ud0dc\uc5d0 \ub300\ud574, \uc5b4\ub290 \ub2e8\uc790\uc5d0 \uc804\uc555\uc774 \uc778\uac00\ub418\ub294\uc9c0, \uadf8\ub9ac\uace0 \uc804\ub958\uac00 \uc7a5\uce58\ub85c \uc5b4\ub5bb\uac8c \uc720\uc785\ub418\ub294\uc9c0 \ud45c\uc2dc\ud558\uc2ed\uc2dc\uc624. \uc774\ub97c \uc81c\uc870\uc5c5\uccb4\uc758 \uc815\ud655\ud55c \ub3c4\uba74\uacfc \ube44\uad50\ud558\uc2ed\uc2dc\uc624. \uc81c\uc548\ub41c \ucc28\ub2e8\uae30\uac00 \u2018\ube44\uadf9\uc131\u2019\uc73c\ub85c \uba85\uc2dc\ub41c \uacbd\uc6b0, \uc694\uad6c\ub418\ub294 \uc804\uc555 \ubc0f \ucc28\ub2e8 \uc6a9\ub7c9 \uc870\uac74\uc5d0\uc11c \ud574\ub2f9 \uba85\uc2dc\uc758 \uc801\uc6a9 \ubc94\uc704\ub97c \ud655\uc778\ud558\uc2ed\uc2dc\uc624. \uc774\ub97c \ubb34\uc81c\ud55c\uc801\uc778 \uc591\ubc29\ud5a5 \uc804\ub958 \ucc98\ub9ac \ub2a5\ub825\uc73c\ub85c \ud574\uc11d\ud574\uc11c\ub294 \uc548 \ub429\ub2c8\ub2e4.<\/p>\n

\ub3c4\uba74\uc5d0 \uc758\ubb38\uc774 \uc788\ub294 \uacbd\uc6b0, \uacf5\uae09\uc5c5\uccb4\uc5d0 \uc8fc\ubb38 \ucf54\ub4dc\ub97c \uba85\uc2dc\ud558\uc5ec \uc11c\uba74\uc73c\ub85c \uba85\ud655\ud788 \ud574\ub2ec\ub77c\uace0 \uc694\uccad\ud558\uc2ed\uc2dc\uc624. \ubaa8\ud638\ud55c \ud45c\uae30\ub97c \uc2dc\ud5d8 \ubc30\uc120\uc744 \ud1b5\ud574 \ud574\uacb0\ud574\uc11c\ub294 \uc548 \ub429\ub2c8\ub2e4. \uc798\ubabb\ub41c \ubc30\uc120 \ubc29\ud5a5\uc740 \uc815\uc0c1 \uc791\ub3d9 \uc2dc\uc5d0\ub294 \ub208\uc5d0 \ub744\uc9c0 \uc54a\uc744 \uc218 \uc788\uc9c0\ub9cc, \uace0\uc7a5\uc73c\ub85c \uc778\ud55c \uc815\uc9c0 \uc2dc\uc5d0\ub294 \ubb38\uc81c\uac00 \ub420 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n

\uaca9\ub9ac \ubc0f \uc720\uc9c0 \uad00\ub9ac \ud544\uc694 \uc0ac\ud56d\uc744 \uace0\ub824\ud558\uc2ed\uc2dc\uc624<\/h2>\n

\uc608\uc815\ub41c \uc720\uc9c0\ubcf4\uc218 \ub610\ub294 \uc808\uc5f0 \uae30\ub2a5\uc744 \uc218\ud589\ud558\uae30 \uc704\ud574 \uc5b4\ub5a4 \ub3c4\uccb4\ub97c \ubd84\ub9ac\ud574\uc57c \ud558\ub294\uc9c0 \uba85\uc2dc\ud558\uc2ed\uc2dc\uc624. \ubcf4\ud638\uc6a9 \ucc28\ub2e8\uae30\uc640 \uc2a4\uc704\uce58-\ubd84\ub9ac\uae30\uc758 \uc2b9\uc778\ub41c \uae30\ub2a5\uc774 \uc11c\ub85c \ub2e4\ub97c \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ud574\ub2f9 \uc7a5\uce58\uac00 \uc608\uc815\ub41c \uc808\uc5f0 \uc5ed\ud560\uc5d0 \uc801\ud569\ud55c \uc815\uaca9\uc778\uc9c0, \uadf8\ub9ac\uace0 \uc81c\uc548\ub41c \uadf9 \ubc30\uc5f4\uc5d0\uc11c \uc7a5\uce58\ub97c \uac1c\ubc29\ud55c \ud6c4\uc5d0\ub3c4 \uc804\uc555\uc774 \uc720\uc9c0\ub418\ub294 \ubd80\ubd84\uc774 \uc5b4\ub514\uc778\uc9c0 \ud655\uc778\ud558\uc2ed\uc2dc\uc624.<\/p>\n

\ud328\ub110 \uc81c\uc791\uc790\ub294 \uc7a5\uce58\uc758 \uc591\uba74\uc5d0 \ub77c\ubca8\uc744 \ubd80\ucc29\ud558\uace0, \uc900\uacf5 \ub3c4\uba74\uc5d0 \uc5f0\uacb0 \uad00\uacc4\ub97c \uba85\ud655\ud558\uac8c \ud45c\uc2dc\ud574\uc57c \ud569\ub2c8\ub2e4. \uadf9\uc131\ub2f9 2\uac1c\uc758 \uadf9\uc774 \uc9c1\ub82c\ub85c \uc5f0\uacb0\ub41c 4\uadf9 \uc7a5\uce58\ub294 4\uac1c\uc758 \ub3c5\ub9bd\uc801\uc778 \ub3c4\uccb4\uc640 \uc720\uc9c0\ubcf4\uc218 \uce21\uba74\uc5d0\uc11c \ucc28\uc774\uac00 \uc788\uc2b5\ub2c8\ub2e4. \uc778\ud074\ub85c\uc800 \ubc0f \uc7a0\uae08 \uc808\ucc28\ub294 \uc2e4\uc81c \ud1a0\ud3f4\ub85c\uc9c0\ub97c \ubc18\uc601\ud574\uc57c \ud569\ub2c8\ub2e4.<\/p>\n

2\uadf9 \ud6c4\ubcf4\uc640 4\uadf9 \ud6c4\ubcf4\ub97c \uacf5\uc815\ud558\uac8c \ube44\uad50\ud558\ub77c<\/h2>\n
\uacb0\uc815<\/th>\uc591\uba74\uc801\uc778 \ud3c9\uac00<\/th>4\uc810 \ub9cc\uc810 \ub9ac\ubdf0<\/th><\/tr><\/thead>
\uc5f0\uacb0<\/td>\uac01 \uadf9\uc5d0\ub294 \uc5b4\ub5a4 \ub3c4\uccb4\/\uacbd\ub85c\uac00 \uc5f0\uacb0\ub418\uc5b4 \uc788\ub098\uc694?<\/td>\uadf9\ub4e4\uc740 \uc9c1\ub82c\ub85c \uc5f0\uacb0\ub418\uc5b4 \uc788\ub098\uc694, \uc544\ub2c8\uba74 \uac01\uac01 \ubcc4\ub3c4\uc758 \uacbd\ub85c\uc5d0 \uc788\ub098\uc694?<\/td><\/tr>
\uc9c1\ub958 \uc804\uc555<\/td>\uc815\ud655\ud55c \ubc30\uc120 \uad6c\uc131\uc5d0 \ub530\ub978 \ub4f1\uae09<\/td>\uc815\ud655\ud55c \ubc30\uc120 \uad6c\uc131\uc5d0 \ub530\ub978 \ub4f1\uae09<\/td><\/tr>
\uace0\uc7a5 \ub300\uc751 \uc5c5\ubb34<\/td>\ud574\ub2f9 \uc804\uc555\uc5d0\uc11c\uc758 \uc9c1\ub958 \ucc28\ub2e8 \ub370\uc774\ud130<\/td>\ud574\ub2f9 \uc804\uc555\uc5d0\uc11c\uc758 \uc9c1\ub958 \ucc28\ub2e8 \ub370\uc774\ud130<\/td><\/tr>
\ubc29\ud5a5<\/td>\ub2e8\uc790 \ubc0f \uadf9\uc131 \uc9c0\uce68<\/td>\ub2e8\uc790 \ubc0f \uadf9\uc131 \uc9c0\uce68<\/td><\/tr>
\uace0\ub9bd<\/td>\uc5b4\ub5a4 \ub3c4\uccb4\uac00 \uc5f4\ub9ac\ub098\uc694?<\/td>\uc5b4\ub5a4 \ub3c4\uccb4\uac00 \uc5f4\ub9ac\ub098\uc694?<\/td><\/tr><\/tbody><\/table><\/figure>\n

\ud45c\uc5d0 \u201c2P\u201d\ub098 \u201c4P\u201d\uc640 \uac19\uc740 \uc77c\ubc18\uc801\uc778 \uac00\uc815\uc744 \ubb34\ubd84\ubcc4\ud558\uac8c \uae30\uc7ac\ud558\uc9c0 \ub9c8\uc2ed\uc2dc\uc624. \uc8fc\ubb38 \ucf54\ub4dc\uc640 \ubb38\uc11c \uac1c\uc815\ud310\uc744 \uc785\ub825\ud558\uc2ed\uc2dc\uc624. \ud6c4\ubcf4 \uc81c\ud488\ub4e4\uc774 \uc11c\ub85c \ub2e4\ub978 \uc5f0\uacb0 \ud1a0\ud3f4\ub85c\uc9c0\ub97c \uc9c0\uc6d0\ud558\ub294 \uacbd\uc6b0, \uc774\ub97c \ub2e8\uc21c\ud788 \u2018\ub4dc\ub86d\uc778 \uc5c5\uadf8\ub808\uc774\ub4dc\u2019\ub85c \uc81c\uc2dc\ud558\ub294 \ub300\uc2e0 \uba85\ud655\ud558\uac8c \uc124\uba85\ud558\uc2ed\uc2dc\uc624.<\/p>\n

\"2\uadf9
\ub2e8\uc21c\ud788 \uae30\ub465 \uc218\ub9cc \ube44\uad50\ud558\uc9c0 \ub9d0\uace0, \uc815\ud655\ud55c \ubaa8\ub378\uc758 \uc804\uc555 \ubc0f \ucc28\ub2e8 \uc99d\uac70\ub97c \ube44\uad50\ud558\uc2ed\uc2dc\uc624.<\/figcaption><\/figure>\n

\uacf5\uac04, \uc5f4 \ubc0f \ubc30\uc120\uc0c1\uc758 \uc601\ud5a5<\/h2>\n

4\uadf9 \uc81c\ud488\uc740 \uc77c\ubc18\uc801\uc73c\ub85c \ubb3c\ub9ac\uc801 \ud3ed\uc774 \ub354 \ub113\uc5b4\uc57c \ud558\uba70, \ub354 \ub9ce\uc740 \uc5f0\uacb0\ubd80\ub098 \ub3c4\uccb4 \ubc30\uc120\uc774 \ud544\uc694\ud560 \uc218 \uc788\uc9c0\ub9cc, \uc2e4\uc81c \uce58\uc218\ub294 \uc81c\ud488 \ub3c4\uba74\uc5d0 \uba85\uc2dc\ub418\uc5b4 \uc788\uc2b5\ub2c8\ub2e4. \uc804\ub958 \uacbd\ub85c \uc694\uc18c\uac00 \ub9ce\uc544\uc9c0\uba74 \ubc29\uc5f4\uc5d0\ub3c4 \uc601\ud5a5\uc744 \ubbf8\uce60 \uc218 \uc788\uc73c\ubbc0\ub85c, \uc81c\uc870\uc5c5\uccb4\uc5d0\uc11c \uad6c\uccb4\uc801\uc778 \uc815\uaca9 \uac10\ucd95 \ub610\ub294 \uc124\uce58 \uc694\uad6c \uc0ac\ud56d\uc744 \uc81c\uc2dc\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc778\ud074\ub85c\uc800 \uc628\ub3c4, \uc778\uc811\ud55c \uc7a5\uce58, \ubc84\uc2a4\ubc14 \ub610\ub294 \ucf00\uc774\ube14 \uc885\ub2e8 \uacf5\uac04, \uadf8\ub9ac\uace0 \uc7a5\ucc29 \ubc29\ud5a5\uc744 \ud655\uc778\ud558\uc2ed\uc2dc\uc624.<\/p>\n

\ubb38\uc11c\ud654\ub41c \uc9c1\ub958 \uc804\uc555\uc774\ub098 \uc5f0\uacb0 \uc6a9\ub7c9\uc774 \ucda9\ubd84\ud558\uc9c0 \uc54a\uc740 \uacbd\uc6b0, \ub2e8\uc21c\ud788 \ub808\uc77c \uacf5\uac04\uc744 \uc808\uc57d\ud55c\ub2e4\ub294 \uc774\uc720\ub9cc\uc73c\ub85c \uc18c\ud615 2\uadf9 \uc81c\ud488\uc744 \uc120\ud0dd\ud574\uc11c\ub294 \uc548 \ub429\ub2c8\ub2e4. \ub9c8\ucc2c\uac00\uc9c0\ub85c, \ubc30\uc120 \ubc0f \uc5f4\uc801 \uc601\ud5a5\uc744 \ud655\uc778\ud558\uc9c0 \uc54a\uace0\ub294 \ub354 \ud070 4\uadf9 \uc7a5\uce58\ub97c \ucc44\ud0dd\ud574\uc11c\ub294 \uc548 \ub429\ub2c8\ub2e4. \uac00\uc7a5 \uc801\ud569\ud55c \uac83\uc740 \uc62c\ubc14\ub974\uac8c \uc124\uce58\ud558\uace0 \uc720\uc9c0\ubcf4\uc218\ud560 \uc218 \uc788\ub294 \uc2b9\uc778\ub41c \uc804\uae30 \uacbd\ub85c\uc785\ub2c8\ub2e4.<\/p>\n

\ud3c9\uc810 \uc8fc\uc7a5\uc758 \ubaa8\ub4e0 \ucd9c\ucc98\ub97c \uae30\ub85d\ud558\uc2ed\uc2dc\uc624<\/h2>\n

\uc2e0\ub8b0\ud560 \uc218 \uc788\ub294 \ube44\uad50\ub97c \uc704\ud574\uc11c\ub294 \uc815\ud655\ud55c \ub370\uc774\ud130 \uc2dc\ud2b8\uba85, \uac1c\uc815\ud310, DC \uc815\uaca9 \ud45c\uac00 \uc218\ub85d\ub41c \ud398\uc774\uc9c0, \uadf8\ub9ac\uace0 \ud574\ub2f9 \ub2e8\uc790 \uacbd\ub85c\ub97c \ubcf4\uc5ec\uc8fc\ub294 \uc124\uce58 \ub3c4\uba74\uc744 \uba85\uc2dc\ud574\uc57c \ud569\ub2c8\ub2e4. \ud574\ub2f9 \ubb38\uc11c\ub4e4\uc744 \ud568\uaed8 \ubcf4\uad00\ud558\uc2ed\uc2dc\uc624. \uc5f0\uacb0 \ub3c4\uba74\uc774 \uc5c6\ub294 \uc815\uaca9 \ud45c\ub098, \ucc28\ub2e8 \uc6a9\ub7c9 \uc870\uac74\uc774 \uba85\uc2dc\ub418\uc9c0 \uc54a\uc740 \uc5f0\uacb0 \ub3c4\uba74\uc740 \uc911\uc694\ud55c \uc815\ubcf4\ub97c \ub204\ub77d\ud558\uac8c \ub429\ub2c8\ub2e4. \uad6c\ub9e4\uc790\ub294 \uacf5\uae09\uc5c5\uccb4\uc5d0 \uac01 \ud398\uc774\uc9c0\uac00 \uc81c\uc548\ub41c \uc8fc\ubb38 \ucf54\ub4dc \uc911 \uc5b4\ub290 \uac83\uc744 \ub2e4\ub8e8\ub294\uc9c0 \uba85\ud655\ud788 \ubc1d\ud600\uc904 \uac83\uc744 \uc694\uccad\ud574\uc57c \ud569\ub2c8\ub2e4.<\/p>\n

\uc778\uc6a9\ub41c \uc7a5\uce58\uc5d0 \uc5ec\ub7ec \uac00\uc9c0 \uc804\uc555\uc774 \uba85\uc2dc\ub418\uc5b4 \uc788\ub294 \uacbd\uc6b0, \ud574\ub2f9 \uc804\uc555\ub4e4\uc774 \uc11c\ub85c \ub2e4\ub978 \uadf9\uc218, \uc9c1\ub82c \uacbd\ub85c, \uc811\uc9c0 \uc2dc\uc2a4\ud15c \ub610\ub294 \uc2dc\ud5d8 \uc870\uac74\uc5d0 \ud574\ub2f9\ud558\ub294\uc9c0 \ud655\uc778\ud558\uc2ed\uc2dc\uc624. \uac00\uc7a5 \uc720\ub9ac\ud55c \uac12\ub4e4\uc744 \ud569\uccd0\uc11c \ud1b5\ud569 \uc0ac\uc591\uc73c\ub85c \ub9cc\ub4e4\uc9c0 \ub9c8\uc2ed\uc2dc\uc624. \ub610\ud55c \ube44\uad50 \uc2dc\uc5d0\ub294 \ud14c\uc2a4\ud2b8\ub41c \uad6c\uc131\uc744 \uad6c\ud604\ud558\ub294 \ub370 \ud544\uc694\ud55c \ubaa8\ub4e0 \ubd80\uc18d\ud488\uc774\ub098 \uacf5\uc7a5 \uc5f0\uacb0 \uc7a5\uce58\ub97c \uba85\uc2dc\ud574\uc57c \ud569\ub2c8\ub2e4. \ud2b9\uc218 \uc5f0\uacb0 \uc7a5\uce58, \ub354 \ud070 \uc778\ud074\ub85c\uc800 \ub610\ub294 \ucd94\uac00 \ubc30\uc120\uc774 \ud544\uc694\ud55c \uacbd\uc6b0, \ub0ae\uc740 \ub2e8\uac00\ub294 \uc624\ud574\ub97c \ubd88\ub7ec\uc77c\uc73c\ud0ac \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n

\uc124\uacc4 \uac80\ud1a0 \ub2e8\uacc4\uc5d0\uc11c\ub294 \ub3c4\uba74 \uc791\uc131\uc790 \uc774\uc678\uc758 \ub2e4\ub978 \uc0ac\ub78c\uc774 \ub450 \ub3c4\uba74 \ubaa8\ub450\uc5d0 \ud604\uc7ac \uacbd\ub85c\ub97c \ub530\ub77c \uadf8\ub824\ubcf4\uac8c \ud558\uc2ed\uc2dc\uc624. \uc774\ub7ec\ud55c \ub3c5\ub9bd\uc801\uc778 \uac80\uc99d\uc744 \ud1b5\ud574 \uc870\ub9bd\uc774 \uc774\ub8e8\uc5b4\uc9c0\uae30 \uc804\uc5d0 \ub204\ub77d\ub41c \ube0c\ub9ac\uc9c0\ub098 \uc798\ubabb\ub41c \ub2e8\uc790\uc5d0 \ubc30\uce58\ub41c \ub3c4\uccb4\ub97c \ubc1c\uacac\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uadf8 \uacb0\uacfc\ub294 \uc804\uc555 \ubc0f \uace0\uc7a5 \uc804\ub958 \uacc4\uc0b0\uacfc\ub294 \ubcc4\ub3c4\ub85c \ud1a0\ud3f4\ub85c\uc9c0 \uac80\uc99d \uacb0\uacfc\ub85c \uae30\ub85d\ub418\uc5b4\uc57c \ud569\ub2c8\ub2e4.<\/p>\n

\ube44\uad50 \uacac\uc801 \uc694\uccad\uc11c(RFQ)\uc5d0 \ubb34\uc5c7\uc744 \ud3ec\ud568\ud574\uc57c \ud558\ub294\uac00<\/h2>\n

\uc2dc\uc2a4\ud15c\uc758 \ub2e8\uc120\ub3c4, \uc804\uc555 \uc5d4\ubca8\ub85c\ud504, \uc811\uc9c0 \ubc30\uce58, \uace0\uc7a5 \uc804\ub958 \uacc4\uc0b0 \uacb0\uacfc, \uc608\uc0c1 \uc804\ub958 \ubc29\ud5a5, \ucc28\ub2e8\ud574\uc57c \ud560 \ub3c4\uccb4 \ubc0f \ud328\ub110 \uacf5\uac04 \uc81c\ud55c \uc0ac\ud56d\uc744 \uc81c\ucd9c\ud558\uc2ed\uc2dc\uc624. \uacf5\uae09\uc5c5\uccb4\uc5d0 \uc815\ud655\ud55c 2\uadf9 \ubc0f 4\uadf9 \uc8fc\ubb38 \ucf54\ub4dc, DC \uc815\uaca9 \ud45c, \ubc30\uc120\ub3c4, \uadf9\uc131 \uc9c0\uce68, \ucc28\ub2e8 \ub370\uc774\ud130 \ubc0f \uc124\uce58 \uc694\uac74\uc744 \uc694\uccad\ud558\uc2ed\uc2dc\uc624.<\/p>\n

\uadf8 DC MCB \ub4f1\uae09<\/a> \uc0c1\uc5c5\uc801 \ub9e5\ub77d\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4. \uc774 2\uadf9 DC MCB \uc81c\ud488\uad70<\/a> \uadf8\ub9ac\uace0 \uace0\uc804\ub958 DC MCB \uc81c\ud488\uad70<\/a> \uc774\ub294 \ub2e8\uc9c0 \ucd9c\ubc1c\uc810\uc77c \ubfd0, \ud2b9\uc815 4\uadf9 \ub300\uc548\uc774 \uc874\uc7ac\ud55c\ub2e4\ub294 \uc99d\uac70\ub098 \ub450 \uac00\uc9c0 \uc911 \uc5b4\ub290 \ud558\ub098\uac00 \ud574\ub2f9 \uc6a9\ub3c4\uc5d0 \uc801\ud569\ud558\ub2e4\ub294 \uc99d\uac70\ub294 \uc544\ub2d9\ub2c8\ub2e4.<\/p>\n

\uc0ac\uc6a9\ubc95 RITOKS \ubb38\uc758<\/a> \ubaa8\ub378\ubcc4 \ubb38\uc11c\ub97c \uc694\uccad\ud558\uc2ed\uc2dc\uc624. \uc81c\uc548\ub41c \ud3f4 \uc218\uac00 \ud328\ub110 \ub3c4\uba74\uc5d0 \ubcc0\uacbd \uc0ac\ud56d\uc744 \ucd08\ub798\ud558\ub294 \uacbd\uc6b0, \uc8fc\ubb38\ud558\uae30 \uc804\uc5d0 \ud574\ub2f9 \uc120\ud0dd \uc0ac\ud56d\uc744 \uc5d4\uc9c0\ub2c8\uc5b4\ub9c1 \ubd80\uc11c\ub85c \ub2e4\uc2dc \ud68c\uc2e0\ud558\uc2ed\uc2dc\uc624. \uac80\uc0ac \ubc0f \ud5a5\ud6c4 \uad50\uccb4\ub97c \uc704\ud574 \ucd5c\uc885 \uc5f0\uacb0 \ub3c4\uba74\uc744 \uc790\uc7ac \uba85\uc138\uc11c\uc640 \ud568\uaed8 \ubcf4\uad00\ud558\uc2ed\uc2dc\uc624.<\/p>\n

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

4\uadf9 \uc9c1\ub958 \ucc28\ub2e8\uae30\uac00 \ud56d\uc0c1 \ub354 \uc88b\uc740 \uac83\uc77c\uae4c?<\/h3>\n

\uc544\ub2d9\ub2c8\ub2e4. \uc81c\uc870\uc0ac\uc5d0\uc11c \uc2b9\uc778\ud55c \ub2e4\ub978 \uc5f0\uacb0 \ub610\ub294 \ubd84\ub9ac \ubaa9\uc801\uc744 \uc9c0\uc6d0\ud560 \uc218\ub294 \uc788\uaca0\uc9c0\ub9cc, \uc801\ud569 \uc5ec\ubd80\ub294 \uc815\ud655\ud55c \uc804\uc555, \uace0\uc7a5 \uc9c0\uc18d \uc2dc\uac04, \ubc30\uc120 \ubc0f \uc2dc\uc2a4\ud15c \uc124\uacc4\uc5d0 \ub530\ub77c \ub2ec\ub77c\uc9d1\ub2c8\ub2e4.<\/p>\n

\u20182\uadf9\u2019\uc774\ub780 \uc591\uadf9\uc131\uc774 \ubaa8\ub450 \ubcf4\ud638\ub41c\ub2e4\ub294 \ub73b\uc778\uac00\uc694?<\/h3>\n

\uaf2d \uadf8\ub807\uc9c0\ub294 \uc54a\uc2b5\ub2c8\ub2e4. \ubb38\uc11c\ud654\ub41c \uad6c\uc131\uc5d0 \ub530\ub77c \uadf9\ub4e4\uc774 \ud558\ub098\uc758 \uacbd\ub85c\uc5d0\uc11c \uc9c1\ub82c\ub85c \uc5f0\uacb0\ub418\uc5b4 \uc788\uc744 \uc218\ub3c4 \uc788\uc2b5\ub2c8\ub2e4. \ud574\ub2f9 \ud68c\ub85c\ub3c4\ub97c \ud655\uc778\ud558\uc5ec \uc2e4\uc81c\ub85c \uc5b4\ub5a4 \ub3c4\uccb4\uac00 \ub2e8\uc120\ub418\uc5c8\ub294\uc9c0 \ud30c\uc545\ud558\uc2ed\uc2dc\uc624.<\/p>\n

\ud604\uc7a5\uc5d0\uc11c \uc804\ubd07\ub300 \uc0ac\uc774\uc5d0 \uac00\uad50\ub97c \uc124\uce58\ud558\uc5ec \uc815\uaca9 \uc6a9\ub7c9\uc744 \ub192\uc77c \uc218 \uc788\uc2b5\ub2c8\uae4c?<\/h3>\n

\uc815\ud655\ud55c \uc81c\uc870\uc5c5\uccb4 \uc124\uba85\uc11c\uc5d0 \ud574\ub2f9 \uc5f0\uacb0\uc774 \ud5c8\uc6a9\ub41c\ub2e4\uace0 \uba85\uc2dc\ub418\uc5b4 \uc788\uace0, \ud544\uc694\ud55c \uc5f0\uacb0 \ubd80\uc704\ub97c \uc9c0\uc815\ud558\uba70, \uadf8\ub85c \uc778\ud574 \uacb0\uc815\ub418\ub294 \uc815\uaca9\uc774 \uba85\uc2dc\ub41c \uacbd\uc6b0\uc5d0\ub9cc \uc5f0\uacb0\ud558\uc2ed\uc2dc\uc624. \ub2e4\ub978 \uc81c\ud488\uc744 \ubc14\ud0d5\uc73c\ub85c \uc774\ub97c \ucd94\uce21\ud574\uc11c\ub294 \uc548 \ub429\ub2c8\ub2e4.<\/p>\n

\uacb0\ub860<\/h2>\n

Choose a DC breaker pole arrangement by mapping the system conductors and fault paths to the manufacturer’s exact connection diagram. Then verify voltage, DC breaking capacity, polarity and isolation requirements for that arrangement. Pole count is a starting question, not a rating.<\/p>\n

\ucc38\uace0 \ubb38\ud5cc<\/h2>\n