{"id":2683,"date":"2026-03-25T07:12:55","date_gmt":"2026-03-25T07:12:55","guid":{"rendered":"https:\/\/niunielec.com\/?post_type=product&#038;p=2683"},"modified":"2026-03-31T07:52:34","modified_gmt":"2026-03-31T07:52:34","slug":"2500a-3150a-silver-plated-vs1-contact-arm-for-vacuum-circuit-breaker","status":"publish","type":"product","link":"https:\/\/niunielec.com\/pt\/product\/2500a-3150a-silver-plated-vs1-contact-arm-for-vacuum-circuit-breaker\/","title":{"rendered":"2500A-3150A Bra\u00e7o de contacto VS1 revestido a prata para disjuntor de v\u00e1cuo"},"content":{"rendered":"<h2 id=\"h2-1\"><span style=\"font-size: 75%;\"><strong>2500A-3150A Bra\u00e7o de contacto VS1 revestido a prata para disjuntor de v\u00e1cuo<\/strong><\/span><\/h2>\n<div>\n<p><strong>Product Description<\/strong><\/p>\n<p>Our 2500A-3150A single-hole contact arm is a heavy-duty conductive component engineered for 10kV\/12kV indoor vacuum circuit breakers and medium voltage switchgear. As a professional China contact arm manufacturer, we deliver stable high-current solutions for global power transmission and industrial electrical projects.<\/p>\n<\/div>\n<ul>\n<li><strong>Material &amp; Surface Treatment:<\/strong> Made of high-conductivity red copper (pure copper), with precision silver plating combined with sulfurization treatment to enhance conductivity, corrosion resistance, and service life under heavy 2500A-3150A loads.<\/li>\n<li><strong>Conce\u00e7\u00e3o estrutural:<\/strong> Features a single-hole top structure for precise installation alignment, precision CNC machined to ensure a tight, secure fit with tulip contacts and circuit breaker mechanisms, guaranteeing consistent current flow and minimal contact resistance.<\/li>\n<li><strong>Cen\u00e1rios de aplica\u00e7\u00e3o:<\/strong> Fully compatible with 2500A-3150A rated vacuum circuit breakers and switchgear, ideal for power transmission, industrial power distribution, and power station applications. Custom dimensions are available to match major global circuit breaker brands.<\/li>\n<li><strong>Qualidade e fornecimento:<\/strong> Manufactured in China with rigorous electrical performance and mechanical life testing. We provide efficient bulk supply and delivery services to Asia, Europe, the Middle East, and other regions, adhering to international IEC and GB standards.<\/li>\n<\/ul>\n<h3><span style=\"font-size: 75%;\"><strong>2500A-3150A Bra\u00e7o de contacto VS1 revestido a prata para disjuntor de v\u00e1cuo<\/strong><\/span><\/h3>\n<p><strong>Desenho<\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-medium wp-image-2689\" src=\"https:\/\/niunielec.com\/wp-content\/uploads\/2026\/03\/2500a-3150a-single-hole-silver-plated-sulfur-treated-contact-arm-for-vacuum-circuit-breakers-drawing-768x463.webp\" alt=\"2500a 3150a bra\u00e7o de contacto de orif\u00edcio \u00fanico banhado a prata e tratado com enxofre para disjuntores de v\u00e1cuo\" width=\"768\" height=\"463\" srcset=\"https:\/\/niunielec.com\/wp-content\/uploads\/2026\/03\/2500a-3150a-single-hole-silver-plated-sulfur-treated-contact-arm-for-vacuum-circuit-breakers-drawing-768x463.webp 768w, https:\/\/niunielec.com\/wp-content\/uploads\/2026\/03\/2500a-3150a-single-hole-silver-plated-sulfur-treated-contact-arm-for-vacuum-circuit-breakers-drawing-440x265.webp 440w, https:\/\/niunielec.com\/wp-content\/uploads\/2026\/03\/2500a-3150a-single-hole-silver-plated-sulfur-treated-contact-arm-for-vacuum-circuit-breakers-drawing-18x12.webp 18w, https:\/\/niunielec.com\/wp-content\/uploads\/2026\/03\/2500a-3150a-single-hole-silver-plated-sulfur-treated-contact-arm-for-vacuum-circuit-breakers-drawing-600x362.webp 600w, https:\/\/niunielec.com\/wp-content\/uploads\/2026\/03\/2500a-3150a-single-hole-silver-plated-sulfur-treated-contact-arm-for-vacuum-circuit-breakers-drawing.webp 891w\" sizes=\"auto, (max-width: 768px) 100vw, 768px\" \/><\/p>","protected":false},"excerpt":{"rendered":"<p>2500A-3150A single-hole contact arm for vacuum circuit breakers. As a trusted China contact arm manufacturer, we offer pure copper components with silver-plated sulfur treatment for reliable high-current performance.<\/p>","protected":false},"featured_media":2686,"comment_status":"open","ping_status":"closed","template":"","meta":{"_seopress_robots_primary_cat":"none","_seopress_titles_title":"2500A-3150A Silver-Plated VS1 Contact Arm for Vacuum Circuit Breaker","_seopress_titles_desc":"This VS1 contact arm used pure copper with silver plating & sulfur treatment, high-current reliability. China contact arm manufacturer supplies custom solutions.","_seopress_robots_index":""},"product_brand":[],"product_cat":[24,38],"product_tag":[171,103,173],"class_list":{"0":"post-2683","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-vacuum-circuit-breaker-accessories","7":"product_cat-contact-arm","8":"product_tag-contact-arm","9":"product_tag-high-voltage","10":"product_tag-vacuum-circuit-breaker-contact-arm","12":"first","13":"instock","14":"shipping-taxable","15":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/niunielec.com\/pt\/wp-json\/wp\/v2\/product\/2683","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/niunielec.com\/pt\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/niunielec.com\/pt\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/niunielec.com\/pt\/wp-json\/wp\/v2\/comments?post=2683"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/niunielec.com\/pt\/wp-json\/wp\/v2\/media\/2686"}],"wp:attachment":[{"href":"https:\/\/niunielec.com\/pt\/wp-json\/wp\/v2\/media?parent=2683"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/niunielec.com\/pt\/wp-json\/wp\/v2\/product_brand?post=2683"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/niunielec.com\/pt\/wp-json\/wp\/v2\/product_cat?post=2683"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/niunielec.com\/pt\/wp-json\/wp\/v2\/product_tag?post=2683"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}