{"id":4133,"date":"2026-10-22T11:53:12","date_gmt":"2026-10-22T11:53:12","guid":{"rendered":"https:\/\/estrexsolar.co.ke\/?post_type=product&#038;p=4133"},"modified":"2026-10-30T10:45:36","modified_gmt":"2026-10-30T10:45:36","slug":"motorized-automatic-changeover-transfer-switch-ats-4-pole-three-phase","status":"publish","type":"product","link":"https:\/\/estrexsolar.co.ke\/?product=motorized-automatic-changeover-transfer-switch-ats-4-pole-three-phase","title":{"rendered":"Motorized Automatic Changeover\/Transfer Switch (ATS) 4 Pole Three Phase"},"content":{"rendered":"<div class=\"n6owBd awi2gc\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-hveid=\"CAIIAQgJEAA\" data-complete=\"true\" data-processed=\"true\"><span data-subtree=\"aimfl\" data-processed=\"true\">A Motorized Automatic Changeover\/Transfer Switch (ATS) 4 Pole Three Phase<\/span>\u00a0is <mark class=\"b6AQX\" data-wiz-attrbind=\"class=yrI36_t\/cFwyDc\" data-sfc-root=\"c\" data-ved=\"2ahUKEwic_MnJxuGXAxUYVfEDHWp5Ep0QuJAPeggIAggBCAkQAQ\" data-complete=\"true\" data-sae=\"\">an electrical device designed to automatically switch power loads between a primary utility grid and a backup power source<!--TgQPHd|||[[[null,null,null,null,null,null,null,null,null,null,null,null,[247864,null,0]]]]--><\/mark> (such as a generator or solar inverter). The motorized mechanism ensures positive mechanical engagement, allowing it to safely transfer higher current ratings under load compared to smaller dual-contactor setups.\u00a0<!--TgQPHd|||[]--><\/div>\n<div class=\"yhAwj\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\" data-processed=\"true\" data-sfc-inited=\"2\"><!--TgQPHd|||[]--><\/div>\n<div class=\"ZLzG0d ncoeY E8xBUb\" role=\"heading\" aria-level=\"3\" data-animation-nesting=\"\" data-sfc-cp=\"\" data-wiz-attrbind=\"aria-level=yrI36_13\/fLk2Md\" data-sfc-root=\"c\" data-hveid=\"CAIIAQgOEAA\" data-complete=\"true\" data-processed=\"true\" data-sae=\"\">Motorized Automatic Changeover\/Transfer Switch (ATS) 4 Pole Three Phase Core Technical Specifications<!--TgQPHd|||[[2,[null,null,1,null,null,null,null,null,null,null,null,null,[351768,null,0]],[],null,1]]--><\/div>\n<ul class=\"XSq4R KI3fJ\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-hveid=\"CAIIAQgPEAA\" data-complete=\"true\" data-processed=\"true\">\n<li style=\"list-style-type: none;\">\n<ul class=\"XSq4R KI3fJ\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-hveid=\"CAIIAQgPEAA\" data-complete=\"true\" data-processed=\"true\">\n<li class=\"Z1qcYe\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-hveid=\"CAIIAQgPEAI\" data-complete=\"true\" data-sae=\"\"><span class=\"iNqyIf\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\"><strong class=\"rQesXe MPyX\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\">Phases:<!--TgQPHd|||[]--><\/strong> 3-Phase (415V standard operating voltage).<!--TgQPHd|||[]--><\/span><!--TgQPHd|||[]--><!--TgQPHd|||[]--><\/li>\n<li class=\"Z1qcYe\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-hveid=\"CAIIAQgPEAM\" data-complete=\"true\" data-sae=\"\"><span class=\"iNqyIf\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\"><strong class=\"rQesXe MPyX\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\">Poles:<!--TgQPHd|||[]--><\/strong> 4-Pole configuration (Switches the 3 live phases plus the Neutral line completely, mitigating earthing loop problems and stray currents).<!--TgQPHd|||[]--><\/span><!--TgQPHd|||[]--><!--TgQPHd|||[]--><\/li>\n<li class=\"Z1qcYe\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-hveid=\"CAIIAQgPEAQ\" data-complete=\"true\" data-sae=\"\"><span class=\"iNqyIf\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\"><strong class=\"rQesXe MPyX\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\">Control Mechanism:<!--TgQPHd|||[]--><\/strong> Motor-driven internal rotary mechanism paired with electronic sensing logic.<!--TgQPHd|||[]--><\/span><!--TgQPHd|||[]--><!--TgQPHd|||[]--><\/li>\n<li class=\"Z1qcYe\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-hveid=\"CAIIAQgPEAU\" data-complete=\"true\" data-sae=\"\"><span class=\"iNqyIf\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\"><strong class=\"rQesXe MPyX\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\">Operation Modes:<!--TgQPHd|||[]--><\/strong> Dual modes (Auto and Manual) governed by a physical selector switch and an integrated manual bypass handle.<!--TgQPHd|||[]--><\/span>\u00a0<!--TgQPHd|||[]--><!--TgQPHd|||[]--><\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p><!--TgQPHd|||[]--><\/p>\n<div class=\"yhAwj\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\" data-processed=\"true\" data-sfc-inited=\"2\"><!--TgQPHd|||[]--><\/div>\n<p>&nbsp;<\/p>\n<div class=\"yhAwj\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\" data-processed=\"true\" data-sfc-inited=\"2\"><!--TgQPHd|||[]--><\/div>\n<div class=\"ZLzG0d ncoeY E8xBUb\" role=\"heading\" aria-level=\"3\" data-animation-nesting=\"\" data-sfc-cp=\"\" data-wiz-attrbind=\"aria-level=yrI36_37\/fLk2Md\" data-sfc-root=\"c\" data-hveid=\"CAIIAQgbEAA\" data-complete=\"true\" data-processed=\"true\" data-sae=\"\">Motorized Automatic Changeover\/Transfer Switch (ATS) 4 Pole Three Phase Functional Wiring Architecture<!--TgQPHd|||[[2,[null,null,1,null,null,null,null,null,null,null,null,null,[351768,null,0]],[],null,1]]--><\/div>\n<div class=\"n6owBd awi2gc\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-hveid=\"CAIIAQgcEAA\" data-complete=\"true\" data-processed=\"true\">When setting up a motorized three-phase ATS, connections follow a strict primary\/secondary grid protocol:\u00a0<!--TgQPHd|||[]--><\/div>\n<ol class=\"T9WCjf qkgVBf\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\" data-processed=\"true\">\n<li style=\"list-style-type: none;\">\n<ol class=\"T9WCjf qkgVBf\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\" data-processed=\"true\">\n<li class=\"Z1qcYe\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-hveid=\"CAIIAQgeEAE\" data-complete=\"true\" data-sae=\"\"><span class=\"iNqyIf\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\"><strong class=\"rQesXe MPyX\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\">Normal Power Input (Utility Grid):<!--TgQPHd|||[]--><\/strong> Connect the primary grid lines\u2014Phase A (Red), Phase B (Yellow), Phase C (Blue), and Neutral\u2014through a dedicated 4-pole circuit breaker directly into the &#8220;Normal Power&#8221; side of the ATS.<!--TgQPHd|||[]--><\/span>\u00a0<!--TgQPHd|||[]--><\/li>\n<li class=\"Z1qcYe\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-hveid=\"CAIIAQgeEAc\" data-complete=\"true\" data-sae=\"\"><span class=\"iNqyIf\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\"><strong class=\"rQesXe MPyX\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\">Emergency Power Input (Generator\/Inverter):<!--TgQPHd|||[]--><\/strong> Connect the secondary power lines to the corresponding terminals on the &#8220;Emergency Power&#8221; side of the ATS.<!--TgQPHd|||[]--><\/span>\u00a0<!--TgQPHd|||[]--><\/li>\n<li class=\"Z1qcYe\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-hveid=\"CAIIAQgeEAo\" data-complete=\"true\" data-sae=\"\"><span class=\"iNqyIf\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\"><strong class=\"rQesXe MPyX\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\">Load Output Terminals:<!--TgQPHd|||[]--><\/strong> Tie the unified load outputs from the switch directly to your facility&#8217;s main distribution board breaker.<!--TgQPHd|||[]--><\/span>\u00a0<!--TgQPHd|||[]--><\/li>\n<li class=\"Z1qcYe\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-hveid=\"CAIIAQgeEBA\" data-complete=\"true\" data-sae=\"\"><span class=\"iNqyIf\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\"><strong class=\"rQesXe MPyX\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\">Source Prioritisation:<!--TgQPHd|||[]--><\/strong> The internal control circuit defaults strictly to the utility side. When the grid drops, the motorized arm transitions to the emergency terminal. Once utility power returns, the switch automatically rolls back to the primary line, even if your backup source is still running.<!--TgQPHd|||[]--><\/span>\u00a0<!--TgQPHd|||[]--><\/li>\n<\/ol>\n<\/li>\n<\/ol>\n<p><!--TgQPHd|||[]--><\/p>\n<div class=\"yhAwj\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-complete=\"true\" data-processed=\"true\" data-sfc-inited=\"2\"><!--TgQPHd|||[]--><\/div>\n<div class=\"AHmQrc\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-hveid=\"CAIIAQgiEAA\" data-complete=\"true\" data-processed=\"true\" data-sfc-inited=\"2\">\n<div class=\"n6owBd awi2gc\" data-sfc-cp=\"\" data-sfc-root=\"c\" data-hveid=\"CAIIAQgiEAE\" data-complete=\"true\" data-processed=\"true\" aria-owns=\"action-menu-parent-container\"><\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>A Motorized Automatic Changeover\/Transfer Switch (ATS) 4 Pole Three Phase\u00a0is an electrical device designed to automatically switch power loads between a primary utility grid and a backup power source (such as a generator or solar inverter). The motorized mechanism ensures positive mechanical engagement, allowing it to safely transfer higher current ratings under load compared to [&#8230;]\n","protected":false},"featured_media":4136,"comment_status":"open","ping_status":"closed","template":"","meta":[],"product_brand":[],"product_cat":[116],"product_tag":[],"class_list":["post-4133","product","type-product","status-publish","has-post-thumbnail","product_cat-changeover","first","instock","shipping-taxable","purchasable","product-type-variable"],"_links":{"self":[{"href":"https:\/\/estrexsolar.co.ke\/index.php?rest_route=\/wp\/v2\/product\/4133","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/estrexsolar.co.ke\/index.php?rest_route=\/wp\/v2\/product"}],"about":[{"href":"https:\/\/estrexsolar.co.ke\/index.php?rest_route=\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/estrexsolar.co.ke\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=4133"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/estrexsolar.co.ke\/index.php?rest_route=\/wp\/v2\/media\/4136"}],"wp:attachment":[{"href":"https:\/\/estrexsolar.co.ke\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=4133"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/estrexsolar.co.ke\/index.php?rest_route=%2Fwp%2Fv2%2Fproduct_brand&post=4133"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/estrexsolar.co.ke\/index.php?rest_route=%2Fwp%2Fv2%2Fproduct_cat&post=4133"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/estrexsolar.co.ke\/index.php?rest_route=%2Fwp%2Fv2%2Fproduct_tag&post=4133"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}