{"id":1291,"date":"2025-09-09T09:45:59","date_gmt":"2025-09-09T09:45:59","guid":{"rendered":"https:\/\/cnkuangya.com\/?post_type=product&#038;p=1291"},"modified":"2025-12-01T06:56:44","modified_gmt":"2025-12-01T06:56:44","slug":"ac-surge-protection-device-3p","status":"publish","type":"product","link":"https:\/\/cnkuangya.com\/it\/product\/ac-surge-protection-device-3p\/","title":{"rendered":"Dispositivo di protezione dalle sovratensioni CA KYSPD-25T1-3P | Kuangya"},"content":{"rendered":"<section id=\"overview\">The Kuangya KYSPD-25T1-3P is a three-pole <strong>dispositivo di protezione contro le sovratensioni ac<\/strong> designed for 230\/400 V AC systems. It provides Class I \/ Type 1 protection against direct lightning currents with an impulse discharge current of 25 kA per pole (10\/350 \u03bcs). This <strong>dispositivo di protezione contro le sovratensioni ac<\/strong> is ideal for installation at the service entrance as the first stage of a coordinated SPD system.<\/section>\n<section id=\"features\">\n<h3>Caratteristiche principali<\/h3>\n<ul>\n<li>Complies with IEC\/EN 61643-11, Category: Class I \/ Type 1.<\/li>\n<li>Three-pole configuration; Iimp 25 kA per pole; In 25 kA; Imax 100 kA.<\/li>\n<li>Nominal system voltage Uo\/Un: 230\/400 V AC.<\/li>\n<li>Uc options: 320 \/ 385 \/ 440 V AC; voltage protection level (Up): ~1.6\u20132.0 kV.<\/li>\n<li>Fast response time &lt; 25 ns; reliable MOV-based design.<\/li>\n<li>Cartuccia innestabile con disconnettore termico e indicatore visivo.<\/li>\n<li>Optional RC contacts for remote status signaling.<\/li>\n<li>Alloggiamento: Termoplastica UL94 V-0; IP20 integrato; montaggio su guida DIN 35 mm.<\/li>\n<li>Trusted as a first-stage <strong>dispositivo di protezione contro le sovratensioni ac<\/strong> for heavy-duty systems.<\/li>\n<\/ul>\n<\/section>\n<section id=\"specs\">\n<h3>Specifiche tecniche<\/h3>\n<table>\n<thead>\n<tr>\n<th>Parametro<\/th>\n<th>Valore<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Codice prodotto<\/td>\n<td>KYSPD-25T1-3P<\/td>\n<\/tr>\n<tr>\n<td>Categoria<\/td>\n<td>AC Surge Protection Device (Type 1 \/ Class I)<\/td>\n<\/tr>\n<tr>\n<td>Tensione nominale del sistema (Uo\/Un)<\/td>\n<td>230 \/ 400 V CA<\/td>\n<\/tr>\n<tr>\n<td>Massima tensione operativa continua (Uc) Tensione operativa continua (Uc)<\/td>\n<td>320 \/ 385 \/ 440 V AC<\/td>\n<\/tr>\n<tr>\n<td>Corrente di scarica nominale (In, 8\/20 \u03bcs)<\/td>\n<td>25 kA<\/td>\n<\/tr>\n<tr>\n<td>Corrente di scarica massima (Imax, 8\/20 \u03bcs) Corrente di scarica (Imax, 8\/20 \u03bcs)<\/td>\n<td>100 kA<\/td>\n<\/tr>\n<tr>\n<td>Corrente di scarica a impulso (Iimp, 10\/350 \u03bcs)<\/td>\n<td>25 kA per polo<\/td>\n<\/tr>\n<tr>\n<td>Livello di protezione della tensione (su)<\/td>\n<td>~1,6-2,0 kV<\/td>\n<\/tr>\n<tr>\n<td>Tempo di risposta<\/td>\n<td>&lt; 25 ns<\/td>\n<\/tr>\n<tr>\n<td>Seguire la corrente di interruzione nominale<\/td>\n<td>100 A RMS<\/td>\n<\/tr>\n<tr>\n<td>Corrente nominale di cortocircuito (ISCCR)<\/td>\n<td>50 kA<\/td>\n<\/tr>\n<tr>\n<td>Fusibile di riserva (max)<\/td>\n<td>315 A gL\/gG<\/td>\n<\/tr>\n<tr>\n<td>Temperatura di esercizio<\/td>\n<td>-40 \u00b0C ... +70 \u00b0C<\/td>\n<\/tr>\n<tr>\n<td>Montaggio<\/td>\n<td>Guida DIN da 35 mm (EN 60715)<\/td>\n<\/tr>\n<tr>\n<td>Involucro<\/td>\n<td>Termoplastico, UL94 V-0<\/td>\n<\/tr>\n<tr>\n<td>Grado di protezione<\/td>\n<td>IP20 (incorporato)<\/td>\n<\/tr>\n<tr>\n<td>Segnalazione remota<\/td>\n<td>Contatti RC opzionali<\/td>\n<\/tr>\n<tr>\n<td>Standard<\/td>\n<td>IEC 61643-11 \/ EN 61643-11<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>Questo <strong>dispositivo di protezione contro le sovratensioni ac<\/strong> is recommended for use in TN-S, TN-C, and TT systems, ensuring maximum reliability in lightning-prone areas.<\/p>\n<\/section>\n<section id=\"wiring\">\n<h3>Cablaggio e dimensioni<\/h3>\n<ul>\n<li>Diagramma di connessione: <em>kyspd-25t1-3p-connection<\/em><\/li>\n<li><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-1293\" src=\"https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/SPD-T1-3P-wiring-diagram-295x300.png\" alt=\"ac surge protection device 3-pole wiring diagram\" width=\"459\" height=\"467\" srcset=\"https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/SPD-T1-3P-wiring-diagram-295x300.png 295w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/SPD-T1-3P-wiring-diagram-300x305.png 300w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/SPD-T1-3P-wiring-diagram.png 499w\" sizes=\"auto, (max-width: 459px) 100vw, 459px\" \/><\/li>\n<li>Dimensioni: <em>kyspd-25t1-3p-dimensions<\/em><\/li>\n<li><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-1292\" src=\"https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/SPD-T1-3P-Dimension--300x246.png\" alt=\"ac surge protection device 3-pole dimensions\" width=\"412\" height=\"338\" srcset=\"https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/SPD-T1-3P-Dimension--300x246.png 300w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/SPD-T1-3P-Dimension-.png 491w\" sizes=\"auto, (max-width: 412px) 100vw, 412px\" \/><\/li>\n<\/ul>\n<\/section>\n<section id=\"apps\">\n<h3>Applicazioni<\/h3>\n<ul>\n<li>Main distribution boards and service entrances in industrial facilities.<\/li>\n<li>Prima fase <strong>dispositivo di protezione contro le sovratensioni ac<\/strong> in coordinated SPD systems with Type 2 and Type 3 devices.<\/li>\n<li>Commercial buildings requiring reliable lightning current handling.<\/li>\n<\/ul>\n<\/section>\n<section id=\"faq\">\n<h3>FAQ<\/h3>\n<details>\n<summary>Where should KYSPD-25T1-3P be installed?<\/summary>\n<p>It should be installed at the service entrance or main distribution board as the first-stage <strong>dispositivo di protezione contro le sovratensioni ac<\/strong>.<\/p>\n<\/details>\n<details>\n<summary>What is the discharge current rating?<\/summary>\n<p>The device withstands Iimp 25 kA per pole, In 25 kA, and Imax 100 kA.<\/p>\n<\/details>\n<details>\n<summary>Supporta diversi sistemi di messa a terra?<\/summary>\n<p>S\u00ec, \u00e8 adatto ai sistemi TN-S, TN-C e TT.<\/p>\n<\/details>\n<details>\n<summary>Can the module be replaced?<\/summary>\n<p>Yes, the pluggable cartridge makes this <strong>dispositivo di protezione contro le sovratensioni ac<\/strong> easy to service and maintain.<\/p>\n<\/details>\n<details>\n<summary>\u00c8 disponibile la segnalazione a distanza?<\/summary>\n<p>Yes, optional RC contacts allow integration with monitoring systems.<\/p>\n<\/details>\n<details>\n<summary>A quali standard \u00e8 conforme?<\/summary>\n<p>IEC\/EN 61643-11 standards for AC surge protective devices.<\/p>\n<\/details>\n<\/section>\n<section id=\"cta\"><a href=\"\/it\/contact-us\/\">Richiedi un preventivo<\/a> - Prodotti correlati: <a href=\"\/it\/ac-mcb\/\">AC MCB<\/a>, <a href=\"\/it\/manual-transfer-switch\/\">Interruttore di trasferimento manuale<\/a><\/section>","protected":false},"excerpt":{"rendered":"<ul data-start=\"247\" data-end=\"509\">\n<li data-start=\"247\" data-end=\"343\">\n<p data-start=\"249\" data-end=\"343\">A tre poli <strong data-start=\"260\" data-end=\"290\">dispositivo di protezione contro le sovratensioni ac<\/strong> for main distribution boards and service entrance.<\/p>\n<\/li>\n<li data-start=\"344\" data-end=\"419\">\n<p data-start=\"346\" data-end=\"419\">Impulse current Iimp 25 kA (10\/350 \u03bcs) per pole, In 25 kA, Imax 100 kA.<\/p>\n<\/li>\n<li data-start=\"420\" data-end=\"509\">\n<p data-start=\"422\" data-end=\"509\">Pluggable cartridge with status indicator; optional RC contacts; DIN-rail installation.<\/p>\n<\/li>\n<\/ul>","protected":false},"featured_media":1584,"comment_status":"open","ping_status":"closed","template":"","meta":[],"product_brand":[],"product_cat":[31],"product_tag":[],"class_list":{"0":"post-1291","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-ac-spd","8":"first","9":"instock","10":"shipping-taxable","11":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/cnkuangya.com\/it\/wp-json\/wp\/v2\/product\/1291","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/cnkuangya.com\/it\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/cnkuangya.com\/it\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/cnkuangya.com\/it\/wp-json\/wp\/v2\/comments?post=1291"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/cnkuangya.com\/it\/wp-json\/wp\/v2\/media\/1584"}],"wp:attachment":[{"href":"https:\/\/cnkuangya.com\/it\/wp-json\/wp\/v2\/media?parent=1291"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/cnkuangya.com\/it\/wp-json\/wp\/v2\/product_brand?post=1291"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/cnkuangya.com\/it\/wp-json\/wp\/v2\/product_cat?post=1291"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/cnkuangya.com\/it\/wp-json\/wp\/v2\/product_tag?post=1291"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}