{"product_id":"weidmuller-uberspannungsschutz-box-2890560000","title":"Weidmüller Surge Protection Box - 2890560000","description":"\u003cstyle\u003e\n@import url('https:\/\/fonts.googleapis.com\/css2?family=DM+Sans:wght@400;500;600;700\u0026display=swap');\n.sv-product{font-family:'DM Sans',sans-serif;color:#1a1a1a;max-width:900px;margin:0 auto;line-height:1.6}\n.sv-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-bottom:28px}\n@media(max-width:600px){.sv-stats{grid-template-columns:repeat(2,1fr)}}\n.sv-stat{background:#0c0c0c;border-radius:12px;padding:20px 16px;text-align:center}\n.sv-stat-val{font-size:28px;font-weight:700;color:#fff;line-height:1.1}\n.sv-stat-val span{font-size:16px;font-weight:400;color:rgba(255,255,255,0.5)}\n.sv-stat-label{font-size:12px;color:rgba(255,255,255,0.4);margin-top:6px}\n.sv-section{margin-bottom:28px}\n.sv-section-title{font-size:18px;font-weight:700;color:#0c0c0c;margin:0 0 16px;padding-left:14px;border-left:3px solid #dc2626}\n.sv-features{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}\n@media(max-width:600px){.sv-features{grid-template-columns:1fr}}\n.sv-feature{background:#f8f8f8;border-radius:12px;padding:20px;display:flex;align-items:flex-start;gap:14px}\n.sv-feature-icon{min-width:40px;height:40px;border-radius:10px;background:rgba(220,38,38,0.08);display:flex;align-items:center;justify-content:center;font-size:18px;color:#dc2626}\n.sv-feature h4{font-size:14px;font-weight:600;color:#1a1a1a;margin:0 0 4px}\n.sv-feature p{font-size:13px;color:#666;margin:0;line-height:1.5}\n.sv-table-wrap{border:1px solid #e5e5e5;border-radius:12px;overflow:hidden}\n.sv-table{width:100%;border-collapse:collapse;font-size:14px}\n.sv-table thead th{background:#0c0c0c;color:#fff;font-weight:600;padding:14px 18px;text-align:left;font-size:13px}\n.sv-table tbody tr{border-bottom:1px solid #f0f0f0}\n.sv-table tbody tr:last-child{border-bottom:none}\n.sv-table tbody tr:nth-child(even){background:#fafafa}\n.sv-table td{padding:12px 18px;color:#333}\n.sv-table td:first-child{font-weight:500;color:#1a1a1a;width:45%}\n.sv-highlight{color:#dc2626;font-weight:600}\n.sv-warranty{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-bottom:28px}\n@media(max-width:600px){.sv-warranty{grid-template-columns:1fr}}\n.sv-warranty-card{background:linear-gradient(135deg,#0c0c0c,#1a1a1a);border-radius:12px;padding:24px 20px;text-align:center}\n.sv-warranty-val{font-size:32px;font-weight:700;color:#ef4444;line-height:1}\n.sv-warranty-unit{font-size:14px;color:rgba(255,255,255,0.5);margin-top:4px}\n.sv-warranty-label{font-size:12px;color:rgba(255,255,255,0.35);margin-top:8px;line-height:1.4}\n.sv-badges{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:28px}\n.sv-badge{display:inline-flex;align-items:center;gap:6px;background:#f0f0f0;border-radius:8px;padding:8px 14px;font-size:12px;font-weight:500;color:#333}\n.sv-badge-dot{width:6px;height:6px;border-radius:50%;background:#22c55e}\n.sv-seo{font-size:14px;color:#555;line-height:1.8;margin-top:32px;padding-top:24px;border-top:1px solid #eee}\n.sv-seo h4{font-size:15px;font-weight:600;color:#1a1a1a;margin:20px 0 8px}\n.sv-faq{margin-top:0;padding-top:0;border-top:none}\n.sv-faq-item{background:#f8f8f8;border-radius:12px;padding:20px;margin-bottom:12px}\n.sv-faq-item summary{font-size:14px;font-weight:600;color:#1a1a1a;cursor:pointer;list-style:none;display:flex;align-items:center;gap:10px}\n.sv-faq-item summary::-webkit-details-marker{display:none}\n.sv-faq-item summary::before{content:'';display:inline-block;width:8px;height:8px;border-right:2px solid #dc2626;border-bottom:2px solid #dc2626;transform:rotate(-45deg);transition:transform 0.2s;flex-shrink:0}\n.sv-faq-item[open] summary::before{transform:rotate(45deg)}\n.sv-faq-item p{font-size:13px;color:#555;margin:12px 0 0 18px;line-height:1.7}\n\u003c\/style\u003e\n\u003cdiv class=\"sv-product\"\u003e\n\n\u003cdiv class=\"sv-stats\"\u003e\n\n\u003cdiv class=\"sv-stat\"\u003e\n\n\u003cdiv class=\"sv-stat-val\"\u003e1100 \u003cspan\u003eV\u003c\/span\u003e\n\n\u003c\/div\u003e\n\n\u003cdiv class=\"sv-stat-label\"\u003eMax. DC Voltage\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\u003cdiv class=\"sv-stat\"\u003e\n\n\u003cdiv class=\"sv-stat-val\"\u003eType 1+2 \u003cspan\u003e✓\u003c\/span\u003e\n\n\u003c\/div\u003e\n\n\u003cdiv class=\"sv-stat-label\"\u003eSurge Protection\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\u003cdiv class=\"sv-stat\"\u003e\n\n\u003cdiv class=\"sv-stat-val\"\u003eIP65 \u003cspan\u003e✓\u003c\/span\u003e\n\n\u003c\/div\u003e\n\n\u003cdiv class=\"sv-stat-label\"\u003eEnclosure Protection Class\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\u003cdiv class=\"sv-stat\"\u003e\n\n\u003cdiv class=\"sv-stat-val\"\u003eGermany \u003cspan\u003e✓\u003c\/span\u003e\n\n\u003c\/div\u003e\n\n\u003cdiv class=\"sv-stat-label\"\u003eOrigin\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\u003cdiv class=\"sv-section\"\u003e\n\n\u003ch3 class=\"sv-section-title\"\u003eAdvantages at a glance\u003c\/h3\u003e\n\n\u003cdiv class=\"sv-features\"\u003e\n\n\u003cdiv class=\"sv-feature\"\u003e\n\n\u003cdiv class=\"sv-feature-icon\"\u003e🛡️\u003c\/div\u003e\n\n\u003cdiv\u003e\n\n\u003ch4\u003eCombined Arrester Type 1+2\u003c\/h4\u003e\n\n\u003cp\u003eIntegrated surge protection Type 1+2 protects the DC side from lightning partial currents and surge events up to 1100 V.\u003c\/p\u003e\n\n\n\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\u003cdiv class=\"sv-feature\"\u003e\n\n\u003cdiv class=\"sv-feature-icon\"\u003e🔌\u003c\/div\u003e\n\n\u003cdiv\u003e\n\n\u003ch4\u003e3 Strings Connected\u003c\/h4\u003e\n\n\u003cp\u003e3 string inputs and 3 string outputs with screw terminals collect up to 3 PV strings per MPP tracker.\u003c\/p\u003e\n\n\n\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\u003cdiv class=\"sv-feature\"\u003e\n\n\u003cdiv class=\"sv-feature-icon\"\u003e⚡\u003c\/div\u003e\n\n\u003cdiv\u003e\n\n\u003ch4\u003e50 A Rated Current\u003c\/h4\u003e\n\n\u003cp\u003eTotal rated current 50 A, max. 16.75 A per string - designed for modern high-current modules.\u003c\/p\u003e\n\n\n\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\u003cdiv class=\"sv-feature\"\u003e\n\n\u003cdiv class=\"sv-feature-icon\"\u003e🌧️\u003c\/div\u003e\n\n\u003cdiv\u003e\n\n\u003ch4\u003eIP65 Enclosure\u003c\/h4\u003e\n\n\u003cp\u003eDust-proof and jet-proof IP65 enclosure for outdoor use at the system.\u003c\/p\u003e\n\n\n\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\u003cdiv class=\"sv-feature\"\u003e\n\n\u003cdiv class=\"sv-feature-icon\"\u003e🌡️\u003c\/div\u003e\n\n\u003cdiv\u003e\n\n\u003ch4\u003eUsable down to -40 °C\u003c\/h4\u003e\n\n\u003cp\u003eOperation from -40 °C ambient temperature - reliable even in alpine winter temperatures.\u003c\/p\u003e\n\n\n\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\u003cdiv class=\"sv-feature\"\u003e\n\n\u003cdiv class=\"sv-feature-icon\"\u003e🇩🇪\u003c\/div\u003e\n\n\u003cdiv\u003e\n\n\u003ch4\u003eMade in Germany\u003c\/h4\u003e\n\n\u003cp\u003eDeveloped and manufactured in Germany by Weidmüller with a 5-year manufacturer's warranty.\u003c\/p\u003e\n\n\n\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\u003cdiv class=\"sv-section\"\u003e\n\n\u003ch3 class=\"sv-section-title\"\u003eTechnical Data\u003c\/h3\u003e\n\n\u003cdiv class=\"sv-table-wrap\"\u003e\u003ctable class=\"sv-table\"\u003e\n\n\u003cthead\u003e\u003ctr\u003e\n\n\u003cth\u003eParameter\u003c\/th\u003e\n\n\u003cth\u003eValue\u003c\/th\u003e\n\n\n\u003c\/tr\u003e\u003c\/thead\u003e\n\n\u003ctbody\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eCategory\u003c\/td\u003e\n\n\u003ctd\u003eString Combiner Box\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eProtection Class\u003c\/td\u003e\n\n\u003ctd\u003eType 1+2 (Combined Arrester)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eEnclosure Protection Class\u003c\/td\u003e\n\n\u003ctd\u003eIP65\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eMax. DC Open-Circuit Voltage\u003c\/td\u003e\n\n\u003ctd\u003e1100 V\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eTotal Rated Current\u003c\/td\u003e\n\n\u003ctd\u003e50 A\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eMax. Input Current per String\u003c\/td\u003e\n\n\u003ctd\u003e16.75 A\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eString Inputs \/ Outputs\u003c\/td\u003e\n\n\u003ctd\u003e3 \/ 3\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eNumber of MPP Trackers\u003c\/td\u003e\n\n\u003ctd\u003e1\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eConnections per MPPT\u003c\/td\u003e\n\n\u003ctd\u003e3 x IN\/OUT\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eDC Connection\u003c\/td\u003e\n\n\u003ctd\u003eScrew Terminal\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eString Fuses\u003c\/td\u003e\n\n\u003ctd\u003enot included\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eString Monitoring\u003c\/td\u003e\n\n\u003ctd\u003enot integrated\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eMin. Ambient Temperature\u003c\/td\u003e\n\n\u003ctd\u003e-40 °C\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eDimensions (H x W x D)\u003c\/td\u003e\n\n\u003ctd\u003e228 x 228 x 132 mm\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eWeight\u003c\/td\u003e\n\n\u003ctd\u003e1.78 kg\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eCountry of Manufacture\u003c\/td\u003e\n\n\u003ctd\u003eGermany\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\n\u003ctd\u003e5 Years\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd\u003eManufacturer Part No.\u003c\/td\u003e\n\n\u003ctd\u003e2890560000\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\n\u003c\/tbody\u003e\n\n\n\u003c\/table\u003e\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\u003cdiv class=\"sv-section\"\u003e\n\n\u003ch3 class=\"sv-section-title\"\u003eAwards \u0026amp; Certificates\u003c\/h3\u003e\n\n\u003cdiv class=\"sv-badges\"\u003e\n\n\u003cdiv class=\"sv-badge\"\u003e\n\n\u003cspan class=\"sv-badge-dot\"\u003e\u003c\/span\u003eIP65\u003c\/div\u003e\n\n\u003cdiv class=\"sv-badge\"\u003e\n\n\u003cspan class=\"sv-badge-dot\"\u003e\u003c\/span\u003eType 1+2\u003c\/div\u003e\n\n\u003cdiv class=\"sv-badge\"\u003e\n\n\u003cspan class=\"sv-badge-dot\"\u003e\u003c\/span\u003eMade in Germany\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\n\u003cdiv class=\"sv-seo sv-faq\"\u003e\n\n\u003ch4\u003eFrequently Asked Questions\u003c\/h4\u003e\n\n\u003cdetails class=\"sv-faq-item\"\u003e\u003csummary\u003eWhat is the Weidmüller Surge Protection Box 2890560000?\u003c\/summary\u003e\u003cp\u003eIt is a DC generator junction box or string combiner box with integrated type 1+2 surge protection. It combines up to 3 PV strings (3 inputs\/3 outputs), is designed for system voltages up to 1100 V and a rated current of 50 A, and protects the DC side of the PV system from partial lightning currents and overvoltages.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails class=\"sv-faq-item\"\u003e\u003csummary\u003eWhich systems is the junction box suitable for?\u003c\/summary\u003e\u003cp\u003eThe box is suitable for PV systems with up to 3 strings on one MPP tracker, a maximum string current of 16.75 A and open-circuit voltages up to 1100 V. The IP65 enclosure allows outdoor mounting directly on the generator area.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails class=\"sv-faq-item\"\u003e\u003csummary\u003eAre string fuses and string monitoring included?\u003c\/summary\u003e\u003cp\u003eNo. This version does not include string fuses or integrated string monitoring. It combines the strings via screw terminals and provides type 1+2 surge protection - fuses must be provided separately if required.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails class=\"sv-faq-item\u0026gt;\u0026lt;summary\u0026gt;Why is Type 1+2 surge protection important?\u0026lt;\/summary\u0026gt;\u0026lt;p\u0026gt;A combined arrester Type 1+2 dissipates both partial lightning currents (Type 1) and overvoltages due to switching or indirect lightning events (Type 2). This protects inverters and connected components on the DC side from voltage spikes.\u0026lt;\/p\u0026gt;\u0026lt;\/details\u0026gt;\u0026lt;!--nl--\u0026gt;\u0026lt;details class=\" sv-faq-item\u003e\u003csummary\u003eWho is Weidmüller?\u003c\/summary\u003e\u003cp\u003eWeidmüller is a German manufacturer of connection, transmission and protection technology for the electrical and automation industry. The company develops connection solutions and surge protection for photovoltaic applications and manufactures in Germany.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails class=\"sv-faq-item\"\u003e\u003csummary\u003eWhere can I buy surge protection for PV systems in Austria?\u003c\/summary\u003e\u003cp\u003ePV surge protection and generator connection boxes are available from SOLARVIC via sularvic.com. The SOLARVIC team will be happy to advise you on the appropriate design if you have any questions.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails class=\"sv-faq-item\"\u003e\u003csummary\u003eHow can I order?\u003c\/summary\u003e\u003cp\u003eDirectly online via sularvic.com - the SOLARVIC team will be happy to help with any questions regarding the design.\u003c\/p\u003e\u003c\/details\u003e\n\n\u003c\/div\u003e\n\n\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Was ist die Weidmüller Überspannungsschutz-Box 2890560000?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Es handelt sich um eine DC-Generatoranschlusskasten- bzw. String-Combiner-Box mit integriertem Überspannungsschutz Typ 1+2. Sie fasst bis zu 3 PV-Strings zusammen (3 Ein-\/3 Ausgänge), ist für Systemspannungen bis 1100 V und einen Nennstrom von 50 A ausgelegt und schützt die DC-Seite der PV-Anlage vor Blitzteil- und Überspannungen.\"}},{\"@type\":\"Question\",\"name\":\"Für welche Anlagen eignet sich die Anschlussbox?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Die Box eignet sich für PV-Anlagen mit bis zu 3 Strings an einem MPP-Tracker, einem maximalen Strangstrom von 16,75 A und Leerlaufspannungen bis 1100 V. Das IP65-Gehäuse erlaubt die Montage im Außenbereich direkt an der Generatorfläche.\"}},{\"@type\":\"Question\",\"name\":\"Sind Strangsicherungen und eine String-Überwachung enthalten?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Nein. Diese Ausführung enthält weder Strangsicherungen noch eine integrierte String-Überwachung. Sie kombiniert die Strings über Schraubklemmen und stellt den Überspannungsschutz Typ 1+2 bereit -- Sicherungen müssen bei Bedarf separat vorgesehen werden.\"}},{\"@type\":\"Question\",\"name\":\"Warum ist der Überspannungsschutz Typ 1+2 wichtig?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Ein Kombi-Ableiter Typ 1+2 leitet sowohl Blitzteilströme (Typ 1) als auch Überspannungen durch Schalt- oder indirekte Blitzereignisse (Typ 2) ab. So werden Wechselrichter und angeschlossene Komponenten auf der DC-Seite vor Spannungsspitzen geschützt.\"}},{\"@type\":\"Question\",\"name\":\"Wer ist Weidmüller?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Weidmüller ist ein deutscher Hersteller von Verbindungs-, Übertragungs- und Schutztechnik für die Elektro- und Automatisierungsbranche. Das Unternehmen entwickelt unter anderem Anschlusslösungen und Überspannungsschutz für den Photovoltaik-Einsatz und fertigt in Deutschland.\"}},{\"@type\":\"Question\",\"name\":\"Wo kann ich Überspannungsschutz für PV-Anlagen in Österreich kaufen?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"PV-Überspannungsschutz und Generatoranschlusskästen erhalten Sie bei SOLARVIC über sularvic.com. Bei Fragen zur passenden Auslegung berät das SOLARVIC-Team gerne.\"}},{\"@type\":\"Question\",\"name\":\"Wie kann ich bestellen?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Direkt online über sularvic.com -- bei Fragen zur Auslegung hilft das SOLARVIC-Team gerne weiter.\"}}]}\u003c\/script\u003e","brand":"Weidmüller","offers":[{"title":"Default Title","offer_id":58131896566091,"sku":"2890560000","price":238.46,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0966\/5075\/6427\/files\/0162598_2_9_6_4_296437799541d03a00df4534b74375c700c3ffe4_det_scb_we_gak_pvn_dc_3i_3o_1mpp_spd1r_cg_11_png.png?v=1786709868","url":"https:\/\/sularvic.com\/en\/products\/weidmuller-uberspannungsschutz-box-2890560000","provider":"SOLARVIC | Photovoltaik \u0026 Haustechnik","version":"1.0","type":"link"}