{"id":2925,"date":"2026-07-30T11:46:40","date_gmt":"2026-07-30T03:46:40","guid":{"rendered":"https:\/\/eqsvq3fzct.wpdns.site\/product\/mccb-circuit-breaker-csdm7-250l-4300-csdm7-250-4300-4p-250a-250a-mccb-industrial-circuit-breaker-thermal-and-magnetic-circuit-breaker\/"},"modified":"2026-10-24T10:06:25","modified_gmt":"2026-10-24T02:06:25","slug":"mccb-circuit-breaker-csdm7-250l-4300-csdm7-250-4300-4p-250a-250a-mccb-industrial-circuit-breaker-thermal-and-magnetic-circuit-breaker","status":"publish","type":"product","link":"https:\/\/w9-group.com\/fa\/product\/mccb-circuit-breaker-csdm7-250l-4300-csdm7-250-4300-4p-250a-250a-mccb-industrial-circuit-breaker-thermal-and-magnetic-circuit-breaker\/","title":{"rendered":"\u0642\u0637\u0639 \u06a9\u0646\u0646\u062f\u0647 \u0645\u062f\u0627\u0631 MCCB CSDM7-250L-4300 CSDM7-250-4300 4P 250A \u0642\u0637\u0639 \u06a9\u0646\u0646\u062f\u0647 \u0645\u062f\u0627\u0631 \u0635\u0646\u0639\u062a\u06cc mccb \u0628\u0627 \u0642\u0627\u0628\u0644\u06cc\u062a \u062e\u0646\u06a9\u200c\u06a9\u0646\u0646\u062f\u06af\u06cc \u0648 \u0645\u063a\u0646\u0627\u0637\u06cc\u0633\u06cc"},"content":{"rendered":"<div class=\"ksion-pdp--w9-csdm7-250l-4300-2925\">\n<nav aria-label=\"Product page sections\" class=\"ksion-pdp__jump\">\n<a href=\"#specifications\">Specifications<\/a><a href=\"#selection\">Selection<\/a><a href=\"#evidence\">W9 Group<\/a><a href=\"#resources\">Resources<\/a><a href=\"#faq\">FAQ<\/a><a class=\"ksion-pdp__jump-cta\" href=\"#product-enquiry\">Request a quote<\/a><br \/>\n<\/nav>\n<section class=\"ksion-pdp__section\" id=\"specifications\">\n<div class=\"ksion-pdp__section-heading\">\n<p class=\"ksion-pdp__eyebrow\">TECHNICAL DATA<\/p>\n<h2>CSDM7-250L-4300 250A 4P Thermal-Magnetic MCCB Information<\/h2>\n<p>The W9 Group title lists CSDM7-250L-4300 as a 250A four-pole thermal-magnetic molded case circuit breaker. State this complete designation when requesting the release curve, neutral-pole details and installation dimensions for your switchboard.<\/p>\n<p class=\"ksion-pdp__source-note\" data-title-release-note=\"true\">The product title identifies 250A, while an older summary states 800A. Confirm the supplied current and complete release code before approving the order.<\/p>\n<\/div>\n<div class=\"ksion-pdp__table-wrap\">\n<table class=\"ksion-pdp__spec-table\">\n<caption>CSDM7-250L-4300 product specifications<\/caption>\n<tbody>\n<tr>\n<th scope=\"row\">Model<\/th>\n<td>CSDM7-250L-4300<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Product category<\/th>\n<td>Thermal-magnetic molded case circuit breaker<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Pole designation<\/th>\n<td>4P<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Ordered current<\/th>\n<td>Confirm the exact current and release schedule<\/td>\n<\/tr>\n<tr>\n<th scope=\"row\">Fault capacity<\/th>\n<td>Request voltage-specific Icu and Ics<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/section>\n<section class=\"ksion-pdp__section ksion-pdp__section--tint\" id=\"selection\">\n<div class=\"ksion-pdp__section-heading\">\n<p class=\"ksion-pdp__eyebrow\">SELECTION GUIDE<\/p>\n<h2>Selecting CSDM7-250L-4300 250A 4P thermal-magnetic MCCB for Your Installation<\/h2>\n<p>Use CSDM7-250L-4300 as the enquiry reference and confirm the selected configuration against your circuit, connection and installation requirements.<\/p>\n<\/div>\n<div class=\"ksion-pdp__selection-grid\">\n<article class=\"ksion-pdp__selection-card\"><span class=\"ksion-pdp__card-index\">01<\/span><\/p>\n<h3>Match the ordered release<\/h3>\n<p>Request the complete current and release code, then compare its time-current curve with conductor and load requirements.<\/p>\n<\/article>\n<article class=\"ksion-pdp__selection-card\"><span class=\"ksion-pdp__card-index\">02<\/span><\/p>\n<h3>Specify the neutral pole<\/h3>\n<p>Confirm neutral switching, protection and connection sequence for the exact four-pole configuration.<\/p>\n<\/article>\n<article class=\"ksion-pdp__selection-card\"><span class=\"ksion-pdp__card-index\">03<\/span><\/p>\n<h3>Check fault duty<\/h3>\n<p>Provide the supply voltage and prospective short-circuit current. Request matching Icu and Ics data.<\/p>\n<\/article>\n<article class=\"ksion-pdp__selection-card\"><span class=\"ksion-pdp__card-index\">04<\/span><\/p>\n<h3>Confirm panel fit<\/h3>\n<p>Request dimensions, terminal limits and tightening instructions before preparing busbars or cables.<\/p>\n<\/article>\n<\/div>\n<div class=\"ksion-pdp__application-note\"><strong>Before specifying CSDM7-250L-4300:<\/strong> Confirm the exact current designation, release type, working voltage and Icu\/Ics for the quoted configuration.<\/div>\n<\/section>\n<section class=\"ksion-pdp__section\" id=\"evidence\">\n<div class=\"ksion-pdp__evidence-grid\">\n<div class=\"ksion-pdp__evidence-copy\">\n<div class=\"ksion-pdp__section-heading\">\n<p class=\"ksion-pdp__eyebrow\">ABOUT W9 GROUP<\/p>\n<h2>W9 Group Support for CSDM7-250L-4300 Product Enquiries<\/h2>\n<\/div>\n<p>Zhejiang W9 Group Technology Co., Ltd. supplies low-voltage electrical products. For a CSDM7-250L-4300 enquiry, contact W9 Group about configuration and matching product documents.<\/p>\n<div class=\"ksion-pdp__evidence-links\">\n<a href=\"https:\/\/w9-group.com\/about-us\/\"><span>01<\/span><strong>About W9 Group<\/strong><em>Company profile and low-voltage product range<\/em><\/a><br \/>\n<a href=\"https:\/\/w9-group.com\/oem-odm\/\"><span>02<\/span><strong>W9 Group OEM \/ ODM<\/strong><em>Ask about branding and configuration for your CSDM7-250L-4300 order<\/em><\/a><br \/>\n<a href=\"https:\/\/w9-group.com\/technical-support\/\"><span>03<\/span><strong>Technical support<\/strong><em>Request model-specific selection and installation documents<\/em><\/a>\n<\/div>\n<\/div>\n<figure class=\"ksion-pdp__evidence-media\">\n<img loading=\"lazy\" decoding=\"async\" alt=\"W9 Group OEM and ODM circuit protection product scope\" height=\"669\" src=\"https:\/\/w9-group.com\/wp-content\/uploads\/2026\/07\/oem-circuit-protection-devices.webp\" width=\"1000\"\/><figcaption>W9 Group circuit-protection range \u2014 category illustration.<\/figcaption><\/figure>\n<\/div>\n<\/section>\n<section class=\"ksion-pdp__section ksion-pdp__section--tint\" id=\"resources\">\n<div class=\"ksion-pdp__section-heading\">\n<p class=\"ksion-pdp__eyebrow\">RELATED RESOURCES<\/p>\n<h2>Request CSDM7-250L-4300 MCCB Trip Curves and Wiring Drawings<\/h2>\n<p>Use technical support and related products to specify CSDM7-250L-4300. Request a datasheet and wiring diagram matching the selected CSDM7-250L-4300 configuration.<\/p>\n<\/div>\n<div class=\"ksion-pdp__resource-list\">\n<a href=\"https:\/\/w9-group.com\/technical-support\/\"><span>TECHNICAL SUPPORT<\/span><strong>Selection and product documentation<\/strong><em>Request the datasheet and wiring drawing for the offered configuration<\/em><\/a><br \/>\n<a href=\"https:\/\/w9-group.com\/product\/wlm6rt-400a-3300-3p-wlm6rt-series-400vac-thermal-magnetic-type-moulded-case-circuit-breaker-400v-690v-mccb-400a-3-poles-adjustable-mccb\/\"><span>RELATED PRODUCT<\/span><strong>WLM6RT adjustable MCCB<\/strong><em>Compare function and configuration; request separate model ratings<\/em><\/a><br \/>\n<a href=\"https:\/\/w9-group.com\/download\/\"><span>DOCUMENTS<\/span><strong>W9 Group download centre<\/strong><em>Request the current document for your quoted CSDM7-250L-4300 variant<\/em><\/a>\n<\/div>\n<\/section>\n<section class=\"ksion-pdp__section\" id=\"faq\">\n<div class=\"ksion-pdp__section-heading\">\n<p class=\"ksion-pdp__eyebrow\">BUYER FAQ<\/p>\n<h2>CSDM7-250L-4300 MCCB Current, Pole and Trip-Unit FAQs<\/h2>\n<p>Find answers about CSDM7-250L-4300 selection, configuration and ordering.<\/p>\n<\/div>\n<div class=\"ksion-pdp__faq-list\">\n<details class=\"ksion-pdp__faq-item\">\n<summary class=\"ksion-pdp__faq-question\">Which configuration does the CSDM7-250L-4300 title identify?<\/summary>\n<p class=\"ksion-pdp__faq-answer\">Use the complete CSDM7-250L-4300 designation as the enquiry reference. Confirm the selected nameplate current, number of poles and trip-unit code together on the quotation and matching datasheet.<\/p>\n<\/details>\n<details class=\"ksion-pdp__faq-item\">\n<summary class=\"ksion-pdp__faq-question\">How do I confirm the CSDM7-250L-4300 current and pole configuration?<\/summary>\n<p class=\"ksion-pdp__faq-answer\">Request a nameplate photograph and a current-and-pole schedule identifying the exact CSDM7-250L-4300 order code. Confirm any difference between the catalogue title and legacy technical information before approving the breaker.<\/p>\n<\/details>\n<details class=\"ksion-pdp__faq-item\">\n<summary class=\"ksion-pdp__faq-question\">Which CSDM7-250L-4300 trip-curve information should I request?<\/summary>\n<p class=\"ksion-pdp__faq-answer\">Request the complete release code, time-current curve and setting instructions for CSDM7-250L-4300. Confirm the available adjustment functions and compare the selected release with the load and upstream protection.<\/p>\n<\/details>\n<details class=\"ksion-pdp__faq-item\">\n<summary class=\"ksion-pdp__faq-question\">How should I check the CSDM7-250L-4300 breaking capacity?<\/summary>\n<p class=\"ksion-pdp__faq-answer\">Provide the operating voltage and prospective short-circuit current. Request the applicable Icu and Ics schedule for the exact CSDM7-250L-4300 order code, including its test conditions.<\/p>\n<\/details>\n<details class=\"ksion-pdp__faq-item\">\n<summary class=\"ksion-pdp__faq-question\">Which CSDM7-250L-4300 dimensions are needed before panel manufacture?<\/summary>\n<p class=\"ksion-pdp__faq-answer\">Request the outline, fixing positions and terminal drawing for the selected CSDM7-250L-4300 pole arrangement. Confirm conductor access and busbar spacing before preparing the panel.<\/p>\n<\/details>\n<details class=\"ksion-pdp__faq-item\">\n<summary class=\"ksion-pdp__faq-question\">How do I confirm CSDM7-250L-4300 accessory compatibility?<\/summary>\n<p class=\"ksion-pdp__faq-answer\">Provide the full CSDM7-250L-4300 breaker and release codes, together with the required accessory function. Request written confirmation of the mounting and control-supply combination.<\/p>\n<\/details>\n<details class=\"ksion-pdp__faq-item\">\n<summary class=\"ksion-pdp__faq-question\">What should I send for a CSDM7-250L-4300 quotation?<\/summary>\n<p class=\"ksion-pdp__faq-answer\">Send the complete CSDM7-250L-4300 designation, required configuration, quantity, destination market and documents needed. Ask W9 Group to confirm the offered item, price, minimum order quantity and delivery terms.<\/p>\n<\/details>\n<\/div>\n<\/section>\n<section class=\"ksion-pdp__section\" id=\"product-enquiry\">\n<div class=\"ksion-pdp__enquiry\">\n<div class=\"ksion-pdp__enquiry-copy\">\n<p class=\"ksion-pdp__eyebrow\">Send W9 Group the complete CSDM7-250L-4300 designation, circuit or host-equipment requirements, quantity and destination market. Request the exact offered configuration and its matching technical documents.<\/p>\n<h2>Request CSDM7-250L-4300 Pricing and Technical Documents<\/h2>\n<p>Tell W9 Group your complete order code, circuit duty, installation conditions and required documents, quantity and destination market so the selected configuration can be identified.<\/p>\n<\/div>\n<p><a class=\"ksion-pdp__button ksion-pdp__button--primary\" href=\"https:\/\/w9-group.com\/contact-us\/\">Contact W9 Group<\/a><\/div>\n<\/section>\n<\/div>\n<style id=\"kt-product-pdp-styles\">.ksion-pdp--w9-csdm7-250l-4300-2925{all:initial;display:block;isolation:isolate;box-sizing:border-box;--ksion-ink:#172433;--ksion-muted:#5f6e7d;--ksion-blue:#1468a8;--ksion-blue-dark:#0d4878;--ksion-cyan:#37bfd1;--ksion-line:#dddddd;--ksion-panel:#f5f5f5;--ksion-paper:#ffffff;--ksion-note:#f5f5f5;color:var(--ksion-ink);background:var(--ksion-paper);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,\"Segoe 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