{"id":1745,"date":"2026-08-25T22:20:49","date_gmt":"2026-08-25T14:20:49","guid":{"rendered":"https:\/\/www.montoli99.com\/?post_type=product&#038;p=1745"},"modified":"2026-08-26T00:19:07","modified_gmt":"2026-08-25T16:19:07","slug":"pb8nn","status":"publish","type":"product","link":"https:\/\/www.montoli99.com\/?product=circuit-breaker3\/pb8nn","title":{"rendered":"PB8N"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"1745\" class=\"elementor elementor-1745\" data-elementor-post-type=\"product\">\n\t\t\t\t<div class=\"elementor-element elementor-element-2248dbfb e-con-full e-flex e-con e-parent\" data-id=\"2248dbfb\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-3328cae7 elementor-widget elementor-widget-html\" data-id=\"3328cae7\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t\t<!DOCTYPE html>\r\n<html lang=\"zh-CN\">\r\n<head>\r\n    <meta charset=\"UTF-8\">\r\n    <meta name=\"viewport\" content=\"width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=no\">\r\n    <title>PB8N  Product Details - PB8N <\/title>\r\n    <style>\r\n        \/* \u5168\u5c40\u91cd\u7f6e *\/\r\n        * {\r\n            box-sizing: border-box;\r\n            margin: 0;\r\n            padding: 0;\r\n        }\r\n\r\n        body {\r\n            font-family: \"Helvetica Neue\", Helvetica, Arial, \"Microsoft Yahei\", sans-serif;\r\n            background-color: #f4f4f4;\r\n            color: #333;\r\n            line-height: 1.6;\r\n        }\r\n\r\n        \/* \u4e3b\u5bb9\u5668 *\/\r\n        .container {\r\n            background-color: #fff;\r\n            width: 100%;\r\n            max-width: 1000px;\r\n            margin: 40px auto;\r\n            padding: 40px;\r\n            box-shadow: 0 4px 20px rgba(0,0,0,0.08);\r\n            display: flex;\r\n            flex-wrap: wrap;\r\n   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src=\"https:\/\/www.montoli99.com\/wp-content\/uploads\/2026\/08\/PB8N-3P.jpg\" alt=\"PB8N Circuit Breaker Main View\">\r\n            <div class=\"search-icon\" title=\"Zoom In\">\r\n                <svg viewBox=\"0 0 24 24\"><path d=\"M15.5 14h-.79l-.28-.27C15.41 12.59 16 11.11 16 9.5 16 5.91 13.09 3 9.5 3S3 5.91 3 9.5 5.91 16 9.5 16c1.61 0 3.09-.59 4.23-1.57l.27.28v.79l5 4.99L20.49 19l-4.99-5zm-6 0C7.01 14 5 11.99 5 9.5S7.01 5 9.5 5 14 7.01 14 9.5 11.99 14 9.5 14z\"\/><\/svg>\r\n            <\/div>\r\n        <\/div>\r\n        <div class=\"thumbnails\">\r\n            <!-- \u6ce8\u610f\uff1a\u8fd9\u91cc\u4f7f\u7528\u4e86\u60a8\u63d0\u4f9b\u7684\u56fe\u7247\u94fe\u63a5\uff0c\u5b9e\u9645\u4f7f\u7528\u65f6\u8bf7\u786e\u4fdd\u94fe\u63a5\u6709\u6548 -->\r\n            <div class=\"thumb active\"><img decoding=\"async\" src=\"https:\/\/www.montoli99.com\/wp-content\/uploads\/2026\/08\/PB8N-1P.jpg\" alt=\"1P View\"><\/div>\r\n            <div class=\"thumb\"><img decoding=\"async\" src=\"https:\/\/www.montoli99.com\/wp-content\/uploads\/2026\/08\/PB8N-2P.jpg\" alt=\"2P View\"><\/div>\r\n            <div class=\"thumb\"><img decoding=\"async\" src=\"https:\/\/www.montoli99.com\/wp-content\/uploads\/2026\/08\/PB8N-3P.jpg\" alt=\"3P View\"><\/div>\r\n            <div class=\"thumb\"><img decoding=\"async\" src=\"https:\/\/www.montoli99.com\/wp-content\/uploads\/2026\/08\/PB8N-4P.jpg\" alt=\"4P View\"><\/div>\r\n        <\/div>\r\n    <\/div>\r\n\r\n    <!-- \u53f3\u4fa7\uff1a\u8be6\u7ec6\u4fe1\u606f -->\r\n    <div class=\"right-column\">\r\n        <h1>PB8N Miniature Circuit Breaker<\/h1>\r\n        <p class=\"subtitle\">High-performance protection for residential and commercial applications.<\/p>\r\n        <div class=\"divider\"><\/div>\r\n        \r\n        <dl class=\"specs-list\">\r\n            <div class=\"spec-item\">\r\n                <dt>Standard Compliance<\/dt>\r\n                <dd>IEC\/EN 60898-1<\/dd>\r\n            <\/div>\r\n            <div class=\"spec-item\">\r\n                <dt>Poles Configuration<\/dt>\r\n                <dd>1P, 2P, 3P,4P<\/dd>\r\n            <\/div>\r\n            <div class=\"spec-item\">\r\n                <dt>Rated Current<\/dt>\r\n                <dd>1A - 63A<\/dd>\r\n            <\/div>\r\n            <div class=\"spec-item\">\r\n                <dt>Rated Frequency<\/dt>\r\n                <dd>50\/60 Hz<\/dd>\r\n            <\/div>\r\n            <div class=\"spec-item\">\r\n                <dt>Short Circuit Capacity<\/dt>\r\n                <dd>6 kA<\/dd>\r\n            <\/div>\r\n            <div class=\"spec-item\">\r\n                <dt>Working Voltage<\/dt>\r\n                <dd>1P:230\/400V AC<br>2P\/3P\/4P:400V AC<\/dd>\r\n            <\/div>\r\n            <div class=\"spec-item\">\r\n                <dt>Trip Characteristic<\/dt>\r\n                <dd>Type B, C, D<\/dd>\r\n            <\/div>\r\n            <div class=\"spec-item\">\r\n                <dt>Mechanical Life<\/dt>\r\n                <dd>10,000 operations<\/dd>\r\n            <\/div>\r\n            <div class=\"spec-item\">\r\n                <dt>Electrical Life<\/dt>\r\n                <dd>4,000 operations<\/dd>\r\n            <\/div>\r\n        <\/dl>\r\n\r\n        <div class=\"actions\">\r\n            <a href=\"https:\/\/call.whatsapp.com\/voice\/Q3imsEOQNS8Uh3tKRd2OUt\" class=\"btn\" target=\"_blank\">\r\n                <svg viewBox=\"0 0 24 24\"><path d=\"M17.472 14.382c-.297-.149-1.758-.867-2.03-.967-.273-.099-.471-.148-.67.15-.197.297-.767.966-.94 1.164-.173.199-.347.223-.644.075-.297-.15-1.255-.463-2.39-1.475-.883-.788-1.48-1.761-1.653-2.059-.173-.297-.018-.458.13-.606.134-.133.298-.347.446-.52.149-.174.198-.298.298-.497.099-.198.05-.371-.025-.52-.075-.149-.669-1.612-.916-2.207-.242-.579-.487-.5-.669-.51-.173-.008-.371-.008-.57-.008-.198 0-.52.074-.792.372-.272.297-1.04 1.016-1.04 2.479 0 1.462 1.065 2.875 1.213 3.074.149.198 2.096 3.2 5.077 4.487.709.306 1.262.489 1.694.625.712.227 1.36.195 1.871.118.571-.085 1.758-.719 2.006-1.413.248-.694.248-1.289.173-1.413-.074-.124-.272-.198-.57-.347m-5.421 7.403h-.004a9.87 9.87 0 01-5.031-1.378l-.361-.214-3.741.982.998-3.648-.235-.374a9.86 9.86 0 01-1.51-5.26c.001-5.45 4.436-9.884 9.888-9.884 2.64 0 5.122 1.03 6.988 2.898a9.825 9.825 0 012.893 6.994c-.003 5.45-4.437 9.884-9.885 9.884m8.413-18.297A11.815 11.815 0 0012.05 0C5.495 0 .16 5.335.157 11.892c0 2.096.547 4.142 1.588 5.945L.057 24l6.305-1.654a11.882 11.882 0 005.683 1.448h.005c6.554 0 11.89-5.335 11.893-11.893a11.821 11.821 0 00-3.48-8.413Z\"\/><\/svg>\r\n                WhatsApp Us\r\n            <\/a>\r\n            <a href=\"https:\/\/www.montoli99.com\/?frequently-asked-que=message\" class=\"btn\">Send Message<\/a>\r\n            <a href=\"https:\/\/www.montoli99.com\/?page_id=45\" class=\"btn btn-outline\">Back to List<\/a>\r\n        <\/div>\r\n    <\/div>\r\n<\/div>\r\n\r\n<script>\r\n    document.addEventListener('DOMContentLoaded', function() {\r\n        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});\r\n<\/script>\r\n<\/body>\r\n<\/html>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-27ef7b51 e-con-full e-flex e-con e-parent\" data-id=\"27ef7b51\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-226c7ea6 elementor-widget__width-initial elementor-widget elementor-widget-html\" data-id=\"226c7ea6\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t\t<!DOCTYPE html>\r\n<html lang=\"en\">\r\n<head>\r\n    <meta charset=\"UTF-8\">\r\n    <meta name=\"viewport\" content=\"width=device-width, initial-scale=1.0\">\r\n    <title>PB8NN Technical Specifications<\/title>\r\n    <style>\r\n        body {\r\n            font-family: \"Segoe UI\", Roboto, Helvetica, Arial, sans-serif;\r\n            line-height: 1.6;\r\n            color: #333;\r\n            background-color: #f9f9f9;\r\n            padding: 20px;\r\n        }\r\n        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\u6df1\u84dd\u8272\u6587\u5b57 *\/\r\n        th {\r\n            background-color: #eaf2f8; \r\n            font-weight: bold;\r\n            color: #154360; \r\n            width: 45%;\r\n        }\r\n        tr:last-child td {\r\n            border-bottom: none;\r\n        }\r\n        \/* \u9f20\u6807\u60ac\u505c\u884c\uff1a\u6539\u4e3a\u6d45\u6a59\u8272 *\/\r\n        tr:hover {\r\n            background-color: #fef5e7; \r\n        }\r\n        \/* \u5206\u533a\u6807\u9898\uff1a\u6d45\u6a59\u8272\u80cc\u666f + \u6df1\u6a59\u8272\u6587\u5b57 *\/\r\n        .section-header {\r\n            background-color: #fdebd0; \r\n            font-weight: bold;\r\n            color: #d35400; \r\n            text-align: center;\r\n            padding: 8px;\r\n            font-size: 0.9em;\r\n            letter-spacing: 1px;\r\n            text-transform: uppercase;\r\n        }\r\n        .note {\r\n            font-size: 0.85em;\r\n            color: #666;\r\n            padding: 10px 15px;\r\n            background-color: #fff3cd;\r\n            border-left: 4px solid #ffc107;\r\n            margin: 10px;\r\n        }\r\n    <\/style>\r\n<\/head>\r\n<body>\r\n\r\n<div class=\"container\">\r\n    <h2> PB8N Miniature Circuit Breaker Specifications<\/h2>\r\n    \r\n    <table>\r\n        <tbody>\r\n            <!-- General Information -->\r\n            <tr><td colspan=\"2\" class=\"section-header\">General Information<\/td><\/tr>\r\n            <tr><th>Model<\/th><td>PB8N<\/td><\/tr>\r\n            <tr><th>Number of Poles<\/th><td>1P\u30012P\u30013P\u30014P<\/td><\/tr>\r\n\r\n            <!-- Electrical Specifications -->\r\n            <tr><td colspan=\"2\" class=\"section-header\">Electrical Specifications<\/td><\/tr>\r\n            <tr><th>Rated Current (In)<\/th><td>1A - 63A<\/td><\/tr>\r\n            <tr><th>Rated Working Voltage (Ue)<\/th><td>1P:230\/400V <br> 2P\/3P\/4P:400V~<\/td><\/tr>\r\n            <tr><th>Rated Insulation Voltage (Ui)<\/th><td>500 V<\/td><\/tr>\r\n            <tr><th>Rated Impulse Withstand Voltage (Uimp)<\/th><td>6 kA<\/td><\/tr>\r\n            <tr><th>Dielectric Test Voltage<\/th><td>2 kV<\/td><\/tr>\r\n            <tr><th>Instantaneous Release Type<\/th><td>B, C, D<\/td><\/tr>\r\n            <tr><th>Residual Current Working Type<\/th><td>B, C, D<\/td><\/tr>\r\n            <tr><th>Residual Current Protection Type<\/th><td>440<\/td><\/tr>\r\n\r\n            <!-- Mechanical & Life -->\r\n            <tr><td colspan=\"2\" class=\"section-header\">Mechanical Performance & Life<\/td><\/tr>\r\n            <tr><th>Mechanical Life<\/th><td>10,000 operations<\/td><\/tr>\r\n            <tr><th>Electrical Life<\/th><td>4,000 operations<\/td><\/tr>\r\n            \r\n            <!-- Accessories & Indicators -->\r\n            <tr><td colspan=\"2\" class=\"section-header\">Accessories & Indicators<\/td><\/tr>\r\n            <tr><th>Shunt Release (SHT)<\/th><td>\/<\/td><\/tr>\r\n            <tr><th>Under Voltage Release (UVT)<\/th><td>\/<\/td><\/tr>\r\n            <tr><th>Auxiliary Contact (AUX)<\/th><td>\/<\/td><\/tr>\r\n            <tr><th>Alarm Contact (ALT)<\/th><td>\/<\/td><\/tr>\r\n            <tr><th>Contact Position Indicator<\/th><td>\/<\/td><\/tr>\r\n            <tr><th>Fault Indication<\/th><td>\/<\/td><\/tr>\r\n\r\n            <!-- Environment & Installation -->\r\n            <tr><td colspan=\"2\" class=\"section-header\">Environment & Installation<\/td><\/tr>\r\n            <tr><th>Operating Temperature<\/th><td>-5\u2103 ~ +40\u2103 (Daily average \u2264 35\u2103)<\/td><\/tr>\r\n            <tr><th>Storage Temperature<\/th><td>-25\u2103 ~ +70\u2103<\/td><\/tr>\r\n            <tr><th>Degree of Protection (IP Code)<\/th><td>IP40 (Enclosure), IP20 (Terminals)<\/td><\/tr>\r\n            <tr><th>Pollution Degree<\/th><td>30<\/td><\/tr>\r\n            <tr><th>Reference Temperature for Thermal Element<\/th><td>2\u2103<\/td><\/tr>\r\n            <tr><th>Connection Wire Cross-section<\/th><td>1 - 16 mm\u00b2<\/td><\/tr>\r\n            <tr><th>Busbar Cross-section<\/th><td>25 mm\u00b2<\/td><\/tr>\r\n            <tr><th>Installation Method<\/th><td>Cable \/ Busbar<\/td><\/tr>\r\n            <tr><th>Connection Direction<\/th><td>Top or Bottom entry permitted<\/td><\/tr>\r\n        <\/tbody>\r\n    <\/table>\r\n\r\n<\/div>\r\n\r\n<\/body>\r\n<\/html>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>PB8N Product Details &#8211; PB8N PB8N Miniature Circuit Breaker High-performance protection for residential and commercial applications. Standard Compliance IEC\/EN 60898-1 Poles Configuration 1P, 2P, 3P,4P Rated Current 1A &#8211; 63A&hellip;<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":1473,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"product-center":[],"class_list":["post-1745","product","type-product","status-publish","format-standard","hentry"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.2 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\r\n<title>PB8N - montoli<\/title>\r\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\r\n<link rel=\"canonical\" href=\"https:\/\/www.montoli99.com\/?product=circuit-breaker3\/pb8nn\" \/>\r\n<meta property=\"og:locale\" content=\"en_US\" \/>\r\n<meta property=\"og:type\" content=\"article\" \/>\r\n<meta property=\"og:title\" content=\"PB8N - montoli\" \/>\r\n<meta property=\"og:description\" content=\"PB8N Product Details &#8211; PB8N PB8N Miniature Circuit Breaker High-performance protection for residential and commercial applications. 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