{"id":1437,"date":"2025-12-01T15:14:12","date_gmt":"2025-12-01T07:14:12","guid":{"rendered":"https:\/\/zmgs-global.com\/product\/dgfc-series-reactive-power-auto-compen-sation-controllerstate-3"},"modified":"2025-12-23T10:17:56","modified_gmt":"2025-12-23T02:17:56","slug":"zm-spc-series-three-phase-unbalanced-device","status":"publish","type":"product","link":"https:\/\/zmgs-global.com\/pl\/product\/zm-spc-series-three-phase-unbalanced-device","title":{"rendered":"ZM-SPC Series Three-phase Unbalanced Device"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_82_2 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Spis tre\u015bci<\/p>\n<span class=\"ez-toc-title-toggle\"><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/zmgs-global.com\/pl\/product\/zm-spc-series-three-phase-unbalanced-device\/#Application\" >Application<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/zmgs-global.com\/pl\/product\/zm-spc-series-three-phase-unbalanced-device\/#Technical_Charactersitics\" >Technical Charactersitics<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/zmgs-global.com\/pl\/product\/zm-spc-series-three-phase-unbalanced-device\/#Main_technical_data\" >Main technical data<\/a><\/li><\/ul><\/nav><\/div>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Application\"><\/span>Application<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Three-phase unbalanced device, anew product researched by our company for longtime and produced,is installed in the head ofdistribution line in region,used to lessen theunbalanced current of three phases in the frontof installation point of the distribution lines(ableto limit the unbalance rate within 5%). This device integrates with reactive poweroptimization, monitoring running status of thedistribution zone and etc.this system adoptedthe international advanced three-potential leveltechnology,able to raise the voltage, lessen three-phase unbalance rate,improve power factor, reduce power loss and save loss, improve electric quality. The device can run stably freefrom maintenance.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Technical_Charactersitics\"><\/span>Technical Charactersitics<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p><strong>Compensate the three-phase unbalance current<\/strong> To perform data acquisition and analyze by controller, drive lGBT to take action, transfer the unbalancedcurrent from large current phase to small current phase, limit the unbalance rate of three phases within 5%.<br><strong>Compensate the reactive current<br><\/strong>To perform data acquisition and analyze by controller, calculate the shortage of reactive power, giveresponse within ms, dynamically compensate the reactive current, to keep the power factor more than0.98, avoid the voltage drop resulted by reactive current of line, reduce line loss.<br>Regulate the voltage Sample the voltage from the compensation point, after analyzed by controller, identify the voltage is within the specified range or not, if not, adjust the output current to keep the phase voltage of eachphase within the specified range.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Main_technical_data\"><\/span>Main technical data<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td><strong>System<\/strong>&nbsp;<strong>data<\/strong><\/td><td>ZM-SPC30<\/td><td>ZM-SPC50<\/td><td>ZM-SPC100<\/td><\/tr><tr><td>Rated votage rating<\/td><td colspan=\"3\">400V<\/td><\/tr><tr><td>Input phase vottage range<\/td><td colspan=\"3\">40%~20%<\/td><\/tr><tr><td>Grid frequency<\/td><td colspan=\"3\"> 50Hz\/60Hz (<strong>Range<\/strong> 45Hz-63Hz)<\/td><\/tr><tr><td>Eficiency<\/td><td colspan=\"3\">&gt;97%<\/td><\/tr><tr><td>Network structure<\/td><td colspan=\"3\">Three-phase three-wire, three-phase four-wire<\/td><\/tr><tr><td>Circuit topology<\/td><td colspan=\"3\">Three&nbsp;levels<\/td><\/tr><tr><td colspan=\"4\"><strong>Performance<\/strong><\/td><\/tr><tr><td>Three-phase balence oompensation<\/td><td colspan=\"3\">Unbalance compensation to 50% or&nbsp;less<\/td><\/tr><tr><td>Rated current&nbsp;(or maximum unbalanced&nbsp;compensation&nbsp;current)<\/td><td>45A<\/td><td>75A<\/td><td>150A<\/td><\/tr><tr><td>Reactive compensation&nbsp;range<\/td><td colspan=\"3\">-1~1(Adjustable)<\/td><\/tr><tr><td>Reactive power compensafion capacity<\/td><td>30kvar<\/td><td>50kvar<\/td><td>100kvar<\/td><\/tr><tr><td>Reactive power compensation&nbsp;rate<\/td><td colspan=\"3\">&gt;99%<\/td><\/tr><tr><td>Response time<\/td><td colspan=\"3\">15ms<\/td><\/tr><tr><td>Protective function<\/td><td colspan=\"3\">Overvoltage protection,under voltage protection, short circuit protecion,reverse bridge reverse protection,&nbsp;over compensation protection, lightning protection double-layer structure<\/td><\/tr><tr><td>Power distribution&nbsp;function<\/td><td colspan=\"2\">Single-channel&nbsp;power&nbsp;analysis,with C-class lightning protection&nbsp;function<\/td><td>Double-channel power analysis,with C-classlightning protection&nbsp;function<\/td><\/tr><tr><td colspan=\"4\"><strong>Communication<\/strong>&nbsp;<strong>monitoring<\/strong>&nbsp;<strong>function<\/strong><\/td><\/tr><tr><td>Display oontent<\/td><td colspan=\"3\">Voltage,current,frequency,power factor,operating temperature and other real-time operating information<\/td><\/tr><tr><td>Communication Interface<\/td><td colspan=\"3\">RS485\/CAN\/RS485\/CAN\/network port<\/td><\/tr><tr><td>Protocol<\/td><td colspan=\"3\">Modbus\/ Modbus protocol\/ power master protoool<\/td><\/tr><tr><td colspan=\"4\"><strong>Mechanicalcharacteristic<\/strong><\/td><\/tr><tr><td>Dimensions<\/td><td colspan=\"2\">W820\u00d7D350xH1180mm<\/td><td>W820xD400xH1180mm<\/td><\/tr><tr><td>Cokor<\/td><td colspan=\"3\">Stainless steel<\/td><\/tr><tr><td>Weight<\/td><td>58kg<\/td><td>72kg<\/td><td>135kg<\/td><\/tr><tr><td>Instalation<\/td><td colspan=\"3\">H\uff0cF<\/td><\/tr><tr><td>Mounting angle<\/td><td colspan=\"3\">&lt;5\u00b0<\/td><\/tr><tr><td colspan=\"4\"><strong>Environment<\/strong><\/td><\/tr><tr><td>Operaling temperature<\/td><td colspan=\"3\">-10\u00b0\u2103~55\u2103<\/td><\/tr><tr><td>Alitude<\/td><td colspan=\"3\">1500 meters or more in acordance with GB\/T3859.2 please use the&nbsp;derating, or&nbsp;contact&nbsp;the&nbsp;dealership<\/td><\/tr><tr><td>IP Degree of protection<\/td><td colspan=\"3\">IP44<\/td><\/tr><tr><td>Seismic capacity<\/td><td colspan=\"3\">7Level<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p><\/p>","protected":false},"excerpt":{"rendered":"Application Three-phase unbalanced device, anew product researched by our company for longtime and produced,is installed in the head ofdistribution line in region,used to lessen theunbalanced current of three phases in the frontof installation point of the distribution lines(ableto limit the unbalance rate within 5%). This device integrates with reactive poweroptimization, monitoring running status of thedistribution [&hellip;]","protected":false},"featured_media":1458,"menu_order":0,"template":"","meta":[],"products":[28],"class_list":["post-1437","product","type-product","status-publish","has-post-thumbnail","hentry","products-panel-cabinet"],"acf":[],"_links":{"self":[{"href":"https:\/\/zmgs-global.com\/pl\/wp-json\/wp\/v2\/product\/1437","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/zmgs-global.com\/pl\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/zmgs-global.com\/pl\/wp-json\/wp\/v2\/types\/product"}],"version-history":[{"count":0,"href":"https:\/\/zmgs-global.com\/pl\/wp-json\/wp\/v2\/product\/1437\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/zmgs-global.com\/pl\/wp-json\/wp\/v2\/media\/1458"}],"wp:attachment":[{"href":"https:\/\/zmgs-global.com\/pl\/wp-json\/wp\/v2\/media?parent=1437"}],"wp:term":[{"taxonomy":"products","embeddable":true,"href":"https:\/\/zmgs-global.com\/pl\/wp-json\/wp\/v2\/products?post=1437"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}