{"id":3578,"date":"2025-02-12T09:00:00","date_gmt":"2025-02-12T01:00:00","guid":{"rendered":"https:\/\/eqsvq3fzct.wpdns.site\/blog\/the-important-role-of-cjx2-series-ac-contactors-in-electrical-systems\/"},"modified":"2026-10-20T10:54:00","modified_gmt":"2026-10-20T02:54:00","slug":"%e9%9b%bb%e6%b0%97%e3%82%b7%e3%82%b9%e3%83%86%e3%83%a0%e3%81%ab%e3%81%8a%e3%81%91%e3%82%8bcjx2%e3%82%b7%e3%83%aa%e3%83%bc%e3%82%ba%e4%ba%a4%e6%b5%81%e6%8e%a5%e8%a7%a6%e5%99%a8%e3%81%ae%e9%87%8d","status":"publish","type":"post","link":"https:\/\/w9-group.com\/ja\/blog\/the-important-role-of-cjx2-series-ac-contactors-in-electrical-systems\/","title":{"rendered":"\u96fb\u6c17\u30b7\u30b9\u30c6\u30e0\u306b\u304a\u3051\u308bCJX2\u30b7\u30ea\u30fc\u30baAC\u30b3\u30f3\u30bf\u30af\u30bf\u306e\u91cd\u8981\u306a\u5f79\u5272"},"content":{"rendered":"<p>\u5b9f\u8a3c\u7528\u30b7\u30ca\u30ea\u30aa\u3067\u3042\u308a\u3001\u9867\u5ba2\u306e\u5b9f\u969b\u306e\u4e8b\u4f8b\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u30e2\u30f3\u30c6\u30ec\u30a4\u306b\u52e4\u52d9\u3059\u308b\u8a66\u904b\u8ee2\u30a8\u30f3\u30b8\u30cb\u30a2\u306e\u30df\u30b2\u30eb\u304c400 V\u306e\u30b3\u30f3\u30d9\u30e4\u30fc\u30d1\u30cd\u30eb\u3092\u8d77\u52d5\u3057\u305f\u3068\u3053\u308d\u3001\u30e2\u30fc\u30bf\u30fc\u306f4\u56de\u306e\u8d77\u52d5\u5f8c\u306b\u505c\u6b62\u3057\u3001 <a href=\"https:\/\/w9-group.com\/ja\/%e7%94%a3%e6%a5%ad%e7%94%a8%e8%a3%bd%e5%93%81\/ac%e3%82%b3%e3%83%b3%e3%82%bf%e3%82%af%e3%82%bf\/\">\u30b3\u30f3\u30bf\u30af\u30bf\u30fc<\/a> \u30d6\u30b6\u30fc\u97f3\u304c\u9cf4\u308a\u59cb\u3081\u305f\u3002\u540c\u3058\u30a2\u30f3\u30da\u30a2\u5b9a\u683c\u306e\u4ea4\u63db\u54c1\u3067\u3082\u540c\u69d8\u306e\u6545\u969c\u304c\u518d\u73fe\u3055\u308c\u305f\u3002\u8abf\u67fb\u306e\u7d50\u679c\u3001\u539f\u56e0\u306f\u4ee5\u4e0b\u306e\u3068\u304a\u308a\u3060\u3063\u305f\u3002\u5f53\u521d\u306e\u90e8\u54c1\u306f\u8efd\u8ca0\u8377\u306eAC-3\u7528\u9014\u5411\u3051\u306b\u9078\u5b9a\u3055\u308c\u3066\u3044\u305f\u304c\u3001\u30b3\u30f3\u30d9\u30e4\u306fAC-4\u306e\u6761\u4ef6\u4e0b\u3067\u9006\u8ee2\u904b\u8ee2\u3092\u884c\u3063\u3066\u304a\u308a\u3001\u30d4\u30c3\u30af\u30a2\u30c3\u30d7\u6642\u306b24 V\u306e\u5236\u5fa1\u96fb\u6e90\u304c\u4f4e\u4e0b\u3057\u3066\u3044\u305f\u3002\u6839\u672c\u539f\u56e0\u306f\u4ed5\u69d8\u306e\u4e0d\u9069\u5408\u304a\u3088\u3073\u6a5f\u5668\u9593\u306e\u6574\u5408\u6027\u306e\u6b20\u5982\u3067\u3042\u308a\u3001\u5358\u306a\u308b\u300c\u63a5\u89e6\u4e0d\u826f\u300d\u3067\u306f\u306a\u304b\u3063\u305f\u3002\u201c<\/p>\n<p>\u6982\u8981\uff1aCJX2\u30b7\u30ea\u30fc\u30baAC\u63a5\u89e6\u5668\u306f\u3001\u30e2\u30fc\u30bf\u30fc\u3084\u30d2\u30fc\u30bf\u30fc\u3001\u30dd\u30f3\u30d7\u306a\u3069\u306e\u4ea4\u6d41\u8ca0\u8377\u306b\u5bfe\u3057\u3066\u96fb\u6c17\u7684\u306b\u5236\u5fa1\u3055\u308c\u305f\u63a5\u70b9\u306e\u958b\u9589\u3092\u63d0\u4f9b\u3057\u307e\u3059\u304c\u3001\u904e\u8ca0\u8377\u7d99\u96fb\u5668\u3084\u77ed\u7d61\u4fdd\u8b77\u88c5\u7f6e\u306e\u4ee3\u308f\u308a\u306b\u306f\u306a\u308a\u307e\u305b\u3093\u3002\u4f7f\u7528\u30ab\u30c6\u30b4\u30ea\u3001\u30e2\u30fc\u30bf\u30fc\u96fb\u6d41\u3001\u30b3\u30a4\u30eb\u96fb\u5727\u3001\u958b\u9589\u983b\u5ea6\u3001\u304a\u3088\u3073\u6761\u4ef6\u4ed8\u304d\u77ed\u7d61\u7d44\u307f\u5408\u308f\u305b\u3092\u6307\u5b9a\u3057\u3066\u304f\u3060\u3055\u3044\u3002IEC 60947-4-1\u306f\u63a5\u89e6\u5668\u304a\u3088\u3073\u30e2\u30fc\u30bf\u30fc\u30b9\u30bf\u30fc\u30bf\u306b\u95a2\u3059\u308b\u898f\u683c\u3067\u3042\u308a\u3001IEC 60947-2\u306f\u904e\u96fb\u6d41\u4fdd\u8b77\u306b\u7528\u3044\u3089\u308c\u308b\u906e\u65ad\u5668\u306b\u95a2\u3059\u308b\u898f\u683c\u3067\u3059\u3002\u307e\u305a\u8ca0\u8377\u304a\u3088\u3073\u6545\u969c\u8abf\u67fb\u304b\u3089\u7740\u624b\u3057\u3001\u305d\u306e\u5f8c\u306f\u6b63\u78ba\u306a\u30c7\u30fc\u30bf\u30b7\u30fc\u30c8\u3001\u914d\u7dda\u56f3\u3001\u8a66\u904b\u8ee2\u8a18\u9332\u3092\u4fdd\u7ba1\u3057\u3066\u304f\u3060\u3055\u3044\u3002.<\/p>\n<p>\u201c\u300cCJX2\u300d\u306f\u3001\u4e00\u3064\u306e\u666e\u904d\u7684\u306a\u5b9a\u683c\u3092\u793a\u3059\u306e\u3067\u306f\u306a\u304f\u3001\u5171\u901a\u306e\u30b7\u30ea\u30fc\u30ba\u5f62\u5f0f\u3092\u8868\u3057\u3066\u3044\u307e\u3059\u3002\u5178\u578b\u7684\u306a\u30e6\u30cb\u30c3\u30c8\u306b\u306f\u3001\u4e3b\u63a5\u70b9\u3001\u96fb\u78c1\u30b3\u30a4\u30eb\u3001\u53ef\u52d5\u9244\u5fc3\u304a\u3088\u3073\u88dc\u52a9\u63a5\u70b9\u304c\u5099\u308f\u3063\u3066\u3044\u307e\u3059\u3002\u30b3\u30a4\u30eb\u306b\u901a\u96fb\u3059\u308b\u3068\u63a5\u70b9\u304c\u9589\u3058\u3001\u6307\u4ee4\u3092\u89e3\u9664\u3059\u308b\u3068\u958b\u304d\u307e\u3059\u3002\u3053\u306e\u5358\u7d14\u306a\u5206\u96e2\u306b\u3088\u308a\u3001PLC\u3001\u30b5\u30fc\u30e2\u30b9\u30bf\u30c3\u30c8\u3001\u30d7\u30c3\u30b7\u30e5\u30dc\u30bf\u30f3\u3001\u307e\u305f\u306f\u5b89\u5168\u30ea\u30ec\u30fc\u304c\u3001\u30e2\u30fc\u30bf\u96fb\u6d41\u3092\u76f4\u63a5\u6d41\u3059\u3053\u3068\u306a\u304f\u96fb\u529b\u56de\u8def\u3092\u5236\u5fa1\u3067\u304d\u307e\u3059\u3002\u9069\u5207\u306b\u4f7f\u7528\u3059\u308c\u3070\u3001\u30b3\u30f3\u30bf\u30af\u30bf\u306f\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u5316\u3055\u308c\u305f\u59cb\u52d5\u5668\u306b\u304a\u3051\u308b\u7e70\u308a\u8fd4\u3057\u53ef\u80fd\u306a\u958b\u9589\u7d20\u5b50\u3068\u306a\u308a\u307e\u3059\u3002.<\/p>\n<h2>CJX2\u30b3\u30f3\u30bf\u30af\u30bf\u304c\u4fdd\u8b77\u30b7\u30b9\u30c6\u30e0\u306b\u3069\u306e\u3088\u3046\u306b\u9069\u5408\u3059\u308b\u304b<\/h2>\n<p>\u30b3\u30f3\u30bf\u30af\u30bf\u306f\u3001\u305d\u306e\u5b9a\u683c\u4f7f\u7528\u7a2e\u5225\u306b\u5f93\u3063\u3066\u56de\u8def\u306e\u63a5\u7d9a\u304a\u3088\u3073\u906e\u65ad\u3092\u884c\u3044\u307e\u3059\u3002\u901a\u5e38\u3001\u5927\u96fb\u6d41\u306e\u77ed\u7d61\u96fb\u6d41\u306b\u3088\u308b\u30a8\u30cd\u30eb\u30ae\u30fc\u3092\u906e\u65ad\u3059\u308b\u3088\u3046\u306b\u8a2d\u8a08\u3055\u308c\u3066\u304a\u3089\u305a\u3001\u307e\u305f\u30e2\u30fc\u30bf\u306e\u6301\u7d9a\u7684\u306a\u71b1\u904e\u8ca0\u8377\u3092\u691c\u77e5\u3059\u308b\u3053\u3068\u3082\u3067\u304d\u307e\u305b\u3093\u3002\u3057\u305f\u304c\u3063\u3066\u3001\u5b9f\u7528\u7684\u306a\u30e2\u30fc\u30bf\u30b9\u30bf\u30fc\u30bf\u306b\u306f\u3001\u76f8\u4e92\u306b\u9023\u52d5\u3057\u305f\u4e09\u3064\u306e\u6a5f\u80fd\u5c64\u304c\u5099\u308f\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n<ul>\n<li>Switching: the CJX2 main poles connect or disconnect the motor when the control circuit commands them.<\/li>\n<li>Overload protection: a thermal or electronic relay trips when current remains above the motor\u2019s permissible operating range.<\/li>\n<li>Short-circuit protection: a fuse or circuit-breaker clears faults and limits let-through energy, subject to a tested combination.<\/li>\n<\/ul>\n<p>For a three-phase motor, the approximate input power is P = \u221a3 \u00d7 V \u00d7 I \u00d7 power factor. At 400 V, 12 A and 0.82 power factor, the illustrative input is about 6.8 kW before efficiency losses. That calculation helps screen a frame size, but it does not establish contact life. Full-<strong>\u8ca0\u8377\u96fb\u6d41<\/strong>, locked-rotor current, starts per hour, ambient temperature and enclosure ventilation still have to be checked.<\/p>\n<figure class=\"article-image\"><img decoding=\"async\" alt=\"CJX2 series AC contactor reference product on the test site\" loading=\"lazy\" src=\"https:\/\/w9-group.com\/wp-content\/uploads\/2026\/07\/cjx2-ac-contactor-motor-control-and-protection-gallery-01.webp\" style=\"display:block;width:50%;max-width:50%;height:auto;margin:0 auto\"\/><figcaption>Public test-site image of the CJX2 series AC contactor used for specification reference.<\/figcaption><\/figure>\n<h2>Utilisation category and electrical endurance<\/h2>\n<h3>AC-3 is not AC-4<\/h3>\n<p>IEC 60947-4-1 describes utilisation categories so a buyer can relate a contactor to its duty. AC-3 generally covers squirrel-cage motor starting and switching off while the motor is running. AC-4 is more severe: inching, plugging and frequent reversing can impose high current and arcing at every operation. A \u201c25 A\u201d contactor may therefore have different permissible ratings and electrical endurance in the two categories. Record the actual starting and stopping sequence before choosing the part.<\/p>\n<h3>Mechanical and electrical life answer different questions<\/h3>\n<p>Mechanical endurance counts operations with little or no load; electrical endurance is tested while making and breaking the declared load. A ventilation fan starting twice a day and a packaging conveyor starting 30 times an hour consume those allowances at very different rates. Use the expected cycles to set inspection intervals. If a process adds plugging or reversing later, re-run the duty calculation rather than assuming the old contactor remains suitable.<\/p>\n<h3>Coil and auxiliary contacts need their own checks<\/h3>\n<p>Main-circuit voltage does not determine coil voltage. Common control options include 24 V DC, 24 V AC and 230 V AC, each with its own tolerance, inrush and suppression requirements. A long 24 V run with inadequate conductor sizing can cause chatter; an overvoltage coil can overheat. Auxiliary contacts are for seal-in logic, interlocks or feedback, and their AC-15 or DC-13 control ratings\u2014not the motor current\u2014must match the connected PLC or relay.<\/p>\n<table>\n<thead>\n<tr>\n<th>Specification checkpoint<\/th>\n<th>\u78ba\u8a8d\u3059\u3079\u304d\u3053\u3068<\/th>\n<th>\u4fdd\u6301\u3059\u3079\u304d\u8a18\u9332<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Utilisation category<\/td>\n<td>AC-3, AC-4 or another category matches starting, stopping and reversing.<\/td>\n<td>Sequence description, cycles\/hour and manufacturer table.<\/td>\n<\/tr>\n<tr>\n<td>Power circuit<\/td>\n<td>Voltage, frequency, poles, motor full-load current and thermal environment.<\/td>\n<td>Motor nameplate, one-line diagram and panel temperature assumptions.<\/td>\n<\/tr>\n<tr>\n<td>Control circuit<\/td>\n<td>Coil voltage\/tolerance, PLC output capacity, suppression and auxiliary ratings.<\/td>\n<td>Control schematic, fuse size and coil datasheet.<\/td>\n<\/tr>\n<tr>\n<td>\u8abf\u6574<\/td>\n<td>Overload setting and short-circuit device form a tested combination at the fault level.<\/td>\n<td>Coordination table, prospective fault-current calculation and settings sheet.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<figure class=\"article-image\"><img decoding=\"async\" alt=\"CJX2 contactor terminal and auxiliary connection detail\" loading=\"lazy\" src=\"https:\/\/w9-group.com\/wp-content\/uploads\/2026\/07\/cjx2-ac-contactor-motor-control-and-protection-detail-01.webp\" style=\"display:block;width:50%;max-width:50%;height:auto;margin:0 auto\"\/><figcaption>Terminal and auxiliary details should be matched to the approved control schematic before wiring.<\/figcaption><\/figure>\n<h2>CJX2 Contactor Applications<\/h2>\n<p>The architecture scales across many low-voltage applications because the control signal remains separate from the load circuit. In a pump panel, a pressure switch can command the coil while an overload relay protects the motor. In HVAC, a building-management output can stage fans without switching fan current directly. On a conveyor, auxiliary contacts can confirm \u201crun\u201d status to the PLC and open an interlock when a guard is released.<\/p>\n<p>That versatility has boundaries. A heater bank may require a resistive-duty category rather than motor AC-3 data. A capacitor bank can need a dedicated capacitor-switching contactor to handle inrush. A variable-frequency drive normally controls the motor itself; a contactor on the drive output may damage the drive if opened while energised. The wiring diagram, not the family name, determines whether the component belongs in the circuit.<\/p>\n<table>\n<thead>\n<tr>\n<th>\u7533\u8acb<\/th>\n<th>Useful CJX2 function<\/th>\n<th>Additional design evidence<\/th>\n<th>Typical failure if omitted<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Pump or fan<\/td>\n<td>Remote start\/stop from pressure, level or BMS signal.<\/td>\n<td>Starts\/hour, coil voltage and overload class.<\/td>\n<td>Chatter or nuisance trips from voltage drop and short cycling.<\/td>\n<\/tr>\n<tr>\n<td>Conveyor<\/td>\n<td>Sequence control, interlock and run feedback.<\/td>\n<td>AC-3\/AC-4 duty, reversing logic and fault level.<\/td>\n<td>Welded contacts after using AC-3 data for plugging.<\/td>\n<\/tr>\n<tr>\n<td>Compressor<\/td>\n<td>Pressure-switch control with restart inhibit.<\/td>\n<td>Locked-rotor current, acceleration time and thermal reset.<\/td>\n<td>Overload trips during repeated starts.<\/td>\n<\/tr>\n<tr>\n<td>Resistive heater<\/td>\n<td>Scheduled energisation of heater stages.<\/td>\n<td>Resistive utilisation category, inrush and enclosure heat.<\/td>\n<td>Contact wear when motor ratings are assumed to apply.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<figure class=\"article-image\"><img decoding=\"async\" alt=\"CJX2 AC contactor markings and coil data used in a test-site review\" loading=\"lazy\" src=\"https:\/\/w9-group.com\/wp-content\/uploads\/2026\/07\/cjx2-ac-contactor-motor-control-and-protection-detail-02.webp\" style=\"display:block;width:50%;max-width:50%;height:auto;margin:0 auto\"\/><figcaption>Markings, coil data and terminal identifiers provide the traceability needed for a safe replacement.<\/figcaption><\/figure>\n<h2>Applicable Contactor Standards<\/h2>\n<p>IEC 60947-4-1 sets the product scope and test framework for low-voltage contactors and motor-starters, including utilisation categories and endurance. IEC 60947-2 applies to circuit-breakers used for <strong>\u904e\u96fb\u6d41\u4fdd\u8b77<\/strong>; it is not a contactor certificate. IEC 60204-1 addresses electrical equipment of machinery, while the destination market\u2019s installation code governs conductor protection, isolation and control-circuit practices. A standard reference is evidence of scope and test requirements, not blanket approval for an assembled panel.<\/p>\n<p>Commissioning should include visual inspection, terminal torque, conductor identification, protective-conductor continuity, control-voltage measurement and functional operation. Check that the overload trip opens the contactor and that an emergency or guard circuit removes the coil command as designed. For a reversing starter, verify electrical and mechanical interlocks. Record instrument identity, measured values, date and the as-left settings. Missing records can delay an inspection or leave an OEM unable to prove what was tested.<\/p>\n<h2>CJX2 Procurement Checklist<\/h2>\n<ol>\n<li>Capture the load: record motor current, voltage, frequency, power factor, locked-rotor current and starts per hour.<\/li>\n<li>Assign the duty: select AC-3, AC-4, resistive or another declared category from the real operating sequence.<\/li>\n<li>Match the control: confirm coil voltage and tolerance, PLC output limits, auxiliary contacts, suppression and control fusing.<\/li>\n<li>Coordinate protection: calculate prospective fault current and use the exact manufacturer table for overload and short-circuit devices.<\/li>\n<li>Freeze the evidence: retain the model datasheet, drawings, declarations, markings and commissioning procedure for the destination market.<\/li>\n<\/ol>\n<p>For projects that fit its published range, W9 Group\u2019s <a href=\"https:\/\/w9-group.com\/ja\/product\/cjx2%e5%9e%8b%e4%ba%a4%e6%b5%81%e6%8e%a5%e8%a7%a6%e5%99%a8%e3%81%ae%e3%83%a2%e3%83%bc%e3%82%bf%e3%83%bc%e5%88%b6%e5%be%a1%e3%81%8a%e3%82%88%e3%81%b3%e4%bf%9d%e8%ad%b7\/\">CJX2 AC contactor product page<\/a> lists AC 50\/60 Hz, rated insulation voltage of 660 V, rated <strong>\u52d5\u4f5c\u96fb\u5727<\/strong> up to 800 V, AC-3 at 380\/400 V and rated operational current up to 95 A. The page also states IEC 60947-4 compliance. Treat those as public product-page statements and verify the exact model, accessories and destination-market documentation before approval. Buyers can compare related options in the AC contactor range and review the site\u2019s modular contactor guide.<\/p>\n<h2>\u3088\u304f\u3042\u308b\u8cea\u554f<\/h2>\n<h3>What is a CJX2 series AC contactor used for?<\/h3>\n<p>It switches an AC load from a separate electrical control signal, most often a motor in a starter. The contactor handles switching; overload and <strong>\u77ed\u7d61\u4fdd\u8b77<\/strong> must be provided by coordinated devices.<\/p>\n<h3>Can a CJX2 contactor protect a motor from overload?<\/h3>\n<p>No. Use a correctly set thermal or electronic overload relay, together with an upstream fuse or circuit-breaker. Confirm the complete combination against motor current and the available fault level.<\/p>\n<h3>How do I choose a CJX2 coil voltage?<\/h3>\n<p>Choose the coil that matches the protected control supply, such as 24 V DC or 230 V AC, and check tolerance, inrush and controller output capacity. Never infer coil voltage from the motor\u2019s line voltage.<\/p>\n<h3>Is a 25 A CJX2 suitable for every 25 A motor?<\/h3>\n<p>No. Utilisation category, starting current, switching frequency, ambient temperature and electrical-endurance data all affect suitability. Compare the complete duty rather than only the frame current.<\/p>\n<h3>Do IEC references prove that my panel is compliant?<\/h3>\n<p>No. IEC standards define product or installation scopes; compliance depends on the assembled panel, machine, wiring, testing and destination-market rules. Keep model-specific declarations and commissioning results with the project file.<\/p>\n<h2>\u53c2\u8003\u6587\u732e<\/h2>\n<ul>\n<li><a href=\"https:\/\/webstore.iec.ch\/en\/publication\/74487\" rel=\"nofollow noopener\" target=\"_blank\">IEC 60947-4-1:2023 \u2014 \u30b3\u30f3\u30bf\u30af\u30bf\u304a\u3088\u3073\u30e2\u30fc\u30bf\u30fc\u30b9\u30bf\u30fc\u30bf\u30fc<\/a>.<\/li>\n<li><a href=\"https:\/\/webstore.iec.ch\/en\/publication\/72007\" rel=\"nofollow noopener\" target=\"_blank\">IEC 61095:2023 \u2014 \u5bb6\u5ead\u7528\u304a\u3088\u3073\u985e\u4f3c\u306e\u30b3\u30f3\u30bf\u30af\u30bf\u3001\u5225\u9014\u898f\u5b9a<\/a>.<\/li>\n<li><a href=\"https:\/\/www.hse.gov.uk\/electricity\/\" rel=\"nofollow noopener\" target=\"_blank\">HSE \u2014 \u96fb\u6c17\u306e\u5b89\u5168\u3068\u4fdd\u5b88<\/a>.<\/li>\n<\/ul>\n<p>The dependable starter is not the one with the largest ampere label; it is the one whose duty, coil, protection and test record agree. Explore the <a href=\"https:\/\/w9-group.com\/ja\/%e7%94%a3%e6%a5%ad%e7%94%a8%e8%a3%bd%e5%93%81\/\">\u5de5\u696d\u88fd\u54c1\u306e\u7bc4\u56f2<\/a> and contact W9 Group with your motor schedule, fault level and destination market for a documented selection discussion.<\/p>\n<p>\u5207\u66ff\u7528\u306e\u9078\u629e\u306b\u3064\u3044\u3066\u306f\u3001, <a href=\"https:\/\/w9-group.com\/ja\/%e3%81%8a%e5%95%8f%e3%81%84%e5%90%88%e3%82%8f%e3%81%9b\/\">W9\u30b0\u30eb\u30fc\u30d7\u3078\u306e\u304a\u554f\u3044\u5408\u308f\u305b<\/a> \u8ca0\u8377\u3001\u4f7f\u7528\u30ab\u30c6\u30b4\u30ea\u3001\u52d5\u4f5c\u5468\u6ce2\u6570\u304a\u3088\u3073\u30b3\u30a4\u30eb\u96fb\u6e90\u306b\u5fdc\u3058\u3066.<\/p>","protected":false},"excerpt":{"rendered":"<p>CJX2 \u30b7\u30ea\u30fc\u30ba AC \u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u30fc\u304c\u30e2\u30fc\u30bf\u3068\u8ca0\u8377\u3092\u3069\u306e\u3088\u3046\u306b\u5207\u308a\u66ff\u3048\u308b\u304b\u3001\u4fdd\u8b77\u6a5f\u80fd\u3068\u9023\u643a\u3057\u3066\u52d5\u4f5c\u3059\u308b\u4ed5\u7d44\u307f\u3001\u304a\u3088\u3073 IEC \u306e\u9078\u5b9a\u304a\u3088\u3073\u8a66\u9a13\u8981\u4ef6\u3092\u6e80\u305f\u3057\u3066\u3044\u308b\u4ed5\u7d44\u307f\u3092\u7406\u89e3\u3057\u307e\u3059\u3002.<\/p>","protected":false},"author":1,"featured_media":3849,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1],"tags":[],"class_list":["post-3578","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"blocksy_meta":{"styles_descriptor":{"styles":{"desktop":"","tablet":"","mobile":""},"google_fonts":[],"version":8}},"acf":[],"_links":{"self":[{"href":"https:\/\/w9-group.com\/ja\/wp-json\/wp\/v2\/posts\/3578","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/w9-group.com\/ja\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/w9-group.com\/ja\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/w9-group.com\/ja\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/w9-group.com\/ja\/wp-json\/wp\/v2\/comments?post=3578"}],"version-history":[{"count":7,"href":"https:\/\/w9-group.com\/ja\/wp-json\/wp\/v2\/posts\/3578\/revisions"}],"predecessor-version":[{"id":4766,"href":"https:\/\/w9-group.com\/ja\/wp-json\/wp\/v2\/posts\/3578\/revisions\/4766"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/w9-group.com\/ja\/wp-json\/wp\/v2\/media\/3849"}],"wp:attachment":[{"href":"https:\/\/w9-group.com\/ja\/wp-json\/wp\/v2\/media?parent=3578"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/w9-group.com\/ja\/wp-json\/wp\/v2\/categories?post=3578"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/w9-group.com\/ja\/wp-json\/wp\/v2\/tags?post=3578"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}