{"product_id":"clamp-split-core-current-transformer-lmck-24-4005a-accuracy-class-05","title":"Clamp \/ Split-Core Current Transformer LMCK-24 • 400\/5A • Accuracy Class 0.5","description":"\u003ch2 data-start=\"808\" data-end=\"830\"\u003eProduct Description\u003c\/h2\u003e\n\u003ch3 data-start=\"832\" data-end=\"846\"\u003eOverview\u003c\/h3\u003e\n\u003cp data-start=\"847\" data-end=\"1187\"\u003eThe \u003cstrong data-start=\"851\" data-end=\"888\"\u003eLMCK-24 400\/5A Accuracy Class 0.5\u003c\/strong\u003e is a high-precision, clamp-on (split-core) current transformer built to accurately meter up to 400 A in AC electrical systems, converting it to a 5 A secondary. With Class 0.5 accuracy, it offers very low error under rated current, making it suitable for demanding metering or billing applications.\u003c\/p\u003e\n\u0026lt; data-start=\"1189\" data-end=\"1192\"\u0026gt;\n\u003ch3 data-start=\"1194\" data-end=\"1210\"\u003eKey Features\u003c\/h3\u003e\n\u003cul data-start=\"1212\" data-end=\"1936\"\u003e\n\u003cli data-start=\"1212\" data-end=\"1252\"\u003e\n\u003cp data-start=\"1214\" data-end=\"1252\"\u003e\u003cstrong data-start=\"1214\" data-end=\"1240\"\u003ePrimary Current Rating\u003c\/strong\u003e: 400 A AC\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1253\" data-end=\"1310\"\u003e\n\u003cp data-start=\"1255\" data-end=\"1310\"\u003e\u003cstrong data-start=\"1255\" data-end=\"1283\"\u003eSecondary Current Rating\u003c\/strong\u003e: 5 A AC — ratio of 400:5\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1311\" data-end=\"1411\"\u003e\n\u003cp data-start=\"1313\" data-end=\"1411\"\u003e\u003cstrong data-start=\"1313\" data-end=\"1331\"\u003eAccuracy Class\u003c\/strong\u003e: 0.5 (±0.5% typical) — ensures high precision under rated and near-rated load\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1412\" data-end=\"1529\"\u003e\n\u003cp data-start=\"1414\" data-end=\"1529\"\u003e\u003cstrong data-start=\"1414\" data-end=\"1424\"\u003eDesign\u003c\/strong\u003e: Split-core (clamp-on) — allows retrofitting, installation without disconnecting the primary conductor\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1530\" data-end=\"1653\"\u003e\n\u003cp data-start=\"1532\" data-end=\"1653\"\u003e\u003cstrong data-start=\"1532\" data-end=\"1565\"\u003eRound Window \/ Inner Diameter\u003c\/strong\u003e: (typical LMCK-24 standard) ~24 mm window — suitable for many cable \/ conductor sizes\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1654\" data-end=\"1786\"\u003e\n\u003cp data-start=\"1656\" data-end=\"1786\"\u003e\u003cstrong data-start=\"1656\" data-end=\"1667\"\u003eHousing\u003c\/strong\u003e: Flame-retardant plastic, moisture-protected, stable under typical ambient conditions — minimal maintenance required\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1787\" data-end=\"1936\"\u003e\n\u003cp data-start=\"1789\" data-end=\"1936\"\u003e\u003cstrong data-start=\"1789\" data-end=\"1814\"\u003eSafety \/ Construction\u003c\/strong\u003e: Insulated, robust clamp mechanism; similar to others in LMCK series. Confirm isolation rating and insulation strength.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u0026lt; data-start=\"1938\" data-end=\"1941\"\u0026gt;\n\u003ch3 data-start=\"1943\" data-end=\"1992\"\u003eTechnical Specifications (Typical \/ Expected)\u003c\/h3\u003e\n\u003cdiv class=\"_tableContainer_1rjym_1\"\u003e\n\u003cdiv class=\"group _tableWrapper_1rjym_13 flex w-fit flex-col-reverse\" tabindex=\"-1\"\u003e\n\u003ctable data-start=\"1994\" data-end=\"2817\" class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead data-start=\"1994\" data-end=\"2029\"\u003e\n\u003ctr data-start=\"1994\" data-end=\"2029\"\u003e\n\u003cth data-start=\"1994\" data-end=\"2010\" data-col-size=\"sm\"\u003eSpecification\u003c\/th\u003e\n\u003cth data-start=\"2010\" data-end=\"2029\" data-col-size=\"md\"\u003eValue \/ Comment\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody data-start=\"2083\" data-end=\"2817\"\u003e\n\u003ctr data-start=\"2083\" data-end=\"2106\"\u003e\n\u003ctd data-start=\"2083\" data-end=\"2091\" data-col-size=\"sm\"\u003eRatio\u003c\/td\u003e\n\u003ctd data-start=\"2091\" data-end=\"2106\" data-col-size=\"md\"\u003e400 A : 5 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2107\" data-end=\"2156\"\u003e\n\u003ctd data-start=\"2107\" data-end=\"2124\" data-col-size=\"sm\"\u003eAccuracy Class\u003c\/td\u003e\n\u003ctd data-start=\"2124\" data-end=\"2156\" data-col-size=\"md\"\u003e0.5 (±0.5%) at rated current\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2157\" data-end=\"2202\"\u003e\n\u003ctd data-start=\"2157\" data-end=\"2182\" data-col-size=\"sm\"\u003eWindow \/ Aperture Size\u003c\/td\u003e\n\u003ctd data-start=\"2182\" data-end=\"2202\" data-col-size=\"md\"\u003e~24 mm (LMCK-24)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2203\" data-end=\"2259\"\u003e\n\u003ctd data-start=\"2203\" data-end=\"2221\" data-col-size=\"sm\"\u003eRated Frequency\u003c\/td\u003e\n\u003ctd data-start=\"2221\" data-end=\"2259\" data-col-size=\"md\"\u003e50 \/ 60 Hz (confirm with supplier)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2260\" data-end=\"2374\"\u003e\n\u003ctd data-start=\"2260\" data-end=\"2299\" data-col-size=\"sm\"\u003eFrequency Response \/ Measuring Range\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"2299\" data-end=\"2374\"\u003ePerhaps ~10% to 120-130% or more of rated primary (common for such CTs)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2375\" data-end=\"2443\"\u003e\n\u003ctd data-start=\"2375\" data-end=\"2394\" data-col-size=\"sm\"\u003eHousing Material\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"2394\" data-end=\"2443\"\u003eFlame retardant plastic (e.g. ABS or similar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2444\" data-end=\"2535\"\u003e\n\u003ctd data-start=\"2444\" data-end=\"2466\" data-col-size=\"sm\"\u003eMaximum Burden (VA)\u003c\/td\u003e\n\u003ctd data-start=\"2466\" data-end=\"2535\" data-col-size=\"md\"\u003eTo confirm — CT datasheet will give permissible load on secondary\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2536\" data-end=\"2624\"\u003e\n\u003ctd data-start=\"2536\" data-end=\"2566\" data-col-size=\"sm\"\u003eOperating Temperature Range\u003c\/td\u003e\n\u003ctd data-start=\"2566\" data-end=\"2624\" data-col-size=\"md\"\u003eConfirm supplier spec (e.g. -20°C to +60°C or similar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2625\" data-end=\"2713\"\u003e\n\u003ctd data-start=\"2625\" data-end=\"2660\" data-col-size=\"sm\"\u003eInsulation \/ Dielectric Strength\u003c\/td\u003e\n\u003ctd data-start=\"2660\" data-end=\"2713\" data-col-size=\"md\"\u003eConfirm per manufacturer (e.g. isolation voltage)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2714\" data-end=\"2817\"\u003e\n\u003ctd data-start=\"2714\" data-end=\"2729\" data-col-size=\"sm\"\u003eSafety Notes\u003c\/td\u003e\n\u003ctd data-start=\"2729\" data-end=\"2817\" data-col-size=\"md\"\u003eNever leave secondary circuit open when primary is live; ensure correct installation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u0026lt; data-start=\"2819\" data-end=\"2822\"\u0026gt;\n\u003ch3 data-start=\"2824\" data-end=\"2840\"\u003eApplications\u003c\/h3\u003e\n\u003cul data-start=\"2842\" data-end=\"3128\"\u003e\n\u003cli data-start=\"2842\" data-end=\"2914\"\u003e\n\u003cp data-start=\"2844\" data-end=\"2914\"\u003ePrecision metering in switchboards, mains distribution, panel meters\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2915\" data-end=\"2980\"\u003e\n\u003cp data-start=\"2917\" data-end=\"2980\"\u003eBilling \/ energy-use measurements where low error is required\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2981\" data-end=\"3062\"\u003e\n\u003cp data-start=\"2983\" data-end=\"3062\"\u003eIntegration with advanced power analyzers, SCADA, building management systems\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3063\" data-end=\"3128\"\u003e\n\u003cp data-start=\"3065\" data-end=\"3128\"\u003eRetrofitting existing installations without breaking circuits\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u0026lt; data-start=\"3130\" data-end=\"3133\"\u0026gt;\n\u003ch3 data-start=\"3135\" data-end=\"3171\"\u003eInstallation \u0026amp; Safety Guidelines\u003c\/h3\u003e\n\u003cul data-start=\"3173\" data-end=\"3540\"\u003e\n\u003cli data-start=\"3173\" data-end=\"3257\"\u003e\n\u003cp data-start=\"3175\" data-end=\"3257\"\u003eEnsure conductor \/ busbar passes through clamp opening without tight deformation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3258\" data-end=\"3363\"\u003e\n\u003cp data-start=\"3260\" data-end=\"3363\"\u003eAlways terminate the secondary in a suitable load (meter\/burden) — do not operate with secondary open\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3364\" data-end=\"3417\"\u003e\n\u003cp data-start=\"3366\" data-end=\"3417\"\u003eSecure clamp tightly; ensure mechanical stability\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3418\" data-end=\"3496\"\u003e\n\u003cp data-start=\"3420\" data-end=\"3496\"\u003eKeep CT away from strong external magnetic influences or high stray fields\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3497\" data-end=\"3540\"\u003e\n\u003cp data-start=\"3499\" data-end=\"3540\"\u003eFollow local codes and safety standards\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u0026lt; data-start=\"3542\" data-end=\"3545\"\u0026gt;\n\u003ch3 data-start=\"3547\" data-end=\"3559\"\u003eBenefits\u003c\/h3\u003e\n\u003cul data-start=\"3561\" data-end=\"3815\"\u003e\n\u003cli data-start=\"3561\" data-end=\"3658\"\u003e\n\u003cp data-start=\"3563\" data-end=\"3658\"\u003eHigh accuracy (Class 0.5) reduces measurement error — good for precision monitoring \u0026amp; billing\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3659\" data-end=\"3719\"\u003e\n\u003cp data-start=\"3661\" data-end=\"3719\"\u003eClamp-on design means easier installation, less downtime\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3720\" data-end=\"3754\"\u003e\n\u003cp data-start=\"3722\" data-end=\"3754\"\u003eDurable build, low maintenance\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3755\" data-end=\"3815\"\u003e\n\u003cp data-start=\"3757\" data-end=\"3815\"\u003eCompatible with standard secondary devices expecting 5 A\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Electrical Supplies Ghana","offers":[{"title":"Default Title","offer_id":54139320566057,"sku":"lyw1789525158152","price":14.45,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0960\/3140\/8425\/files\/clamp-split-core-current-transformer-lmck-24-4005a-accuracy-class-05_1.jpg?v=1789525162","url":"https:\/\/neutraltonedcladstore.shop\/products\/clamp-split-core-current-transformer-lmck-24-4005a-accuracy-class-05","provider":"My Store","version":"1.0","type":"link"}