{"product_id":"protector-dc-1000v-3p-tongou-tosp-20ka-40ka","title":"DC Surge Protector 1000V 3P Tongou TOSP 20KA-40KA","description":"\u003ch2\u003eProduct Description\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eDC 1000V 3P Tongou TOSP 20KA-40KA Surge Protector\u003c\/strong\u003e protects photovoltaic systems up to 1000 V DC with topologies requiring three poles (for example, strings with specific configuration or multi-input combiner boxes). Its Type 2 architecture, plug-in modules, and visual signaling simplify maintenance, while its high discharge capacity safeguards panels, wiring, and inverters against surges from lightning and switching operations.\u003c\/p\u003e\n\u003ch3\u003eMain Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eU\u003csub\u003ecpv\u003c\/sub\u003e 1000 V DC; \u003cstrong\u003eIn 20 kA\u003c\/strong\u003e (8\/20) and \u003cstrong\u003eImax 40 kA\u003c\/strong\u003e (8\/20).\u003c\/li\u003e\n  \u003cli\u003eTypical residual voltage \u003cstrong\u003eUp ≈ 4.0 kV\u003c\/strong\u003e at 1000 V DC; I\u003csub\u003eimp\u003c\/sub\u003e ≈ 6.5 kA (10\/350).\u003c\/li\u003e\n  \u003cli\u003eResponse time \u003cstrong\u003e\u0026lt; 25 ns\u003c\/strong\u003e; high protection against fast transients.\u003c\/li\u003e\n  \u003cli\u003e\u003cem\u003ePlug-in\u003c\/em\u003e modules with green\/red window and front extraction for replacement.\u003c\/li\u003e\n  \u003cli\u003eDIN 35 mm mounting; tightening torque approx. 2 N·m; stripping 12 mm; terminals up to 25–35 mm².\u003c\/li\u003e\n  \u003cli\u003eEnvironmental range −40…+70 °C; \u003cstrong\u003eIP20\u003c\/strong\u003e in suitable enclosure.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eAdvantages or Benefits\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eBalanced protection of strings and inverter input, reducing failures and downtime.\u003c\/li\u003e\n  \u003cli\u003eLower operating cost thanks to replaceable cartridges and visual diagnostics.\u003c\/li\u003e\n  \u003cli\u003ePossibility of signaling to PLC\/SCADA via optional auxiliary contact.\u003c\/li\u003e\n  \u003cli\u003eCompact and tidy installation in photovoltaic panels.\u003c\/li\u003e\n  \u003cli\u003eCompliance with IEC 61643-31 for demanding PV DC environments.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003ePurpose or Applications\u003c\/h3\u003e\n\u003cp\u003eRecommended for use in combiner boxes, string panels, and near inverters in 1000 V DC systems for residential, commercial, and industrial applications. Suitable for rooftop, ground-mounted, and solar carport structures.\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctr\u003e\n\u003ctd\u003eConfiguration\u003c\/td\u003e\n\u003ctd\u003e3P for PV DC applications (see manufacturer's diagrams)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eMaximum continuous voltage U\u003csub\u003ecpv\u003c\/sub\u003e\n\u003c\/td\u003e\n\u003ctd\u003e1000 V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eNominal discharge current In\u003c\/td\u003e\n\u003ctd\u003e20 kA (8\/20 μs)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eMaximum discharge current Imax\u003c\/td\u003e\n\u003ctd\u003e40 kA (8\/20 μs)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eImpulse I\u003csub\u003eimp\u003c\/sub\u003e\n\u003c\/td\u003e\n\u003ctd\u003e≈ 6.5 kA (10\/350 μs)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eResidual voltage Up\u003c\/td\u003e\n\u003ctd\u003e≈ 4.0 kV\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eResponse time\u003c\/td\u003e\n\u003ctd\u003e\u0026lt; 25 ns\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eOperating temperature\u003c\/td\u003e\n\u003ctd\u003e−40…+70 °C; RH 30–90 %\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eDegree of protection\u003c\/td\u003e\n\u003ctd\u003eIP20 (indoors\/enclosure)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eConductor cross-section\u003c\/td\u003e\n\u003ctd\u003eRecommended ≥ 6 mm² Cu to PE; terminals up to 25–35 mm²\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eTightening torque\u003c\/td\u003e\n\u003ctd\u003e≈ 2 N·m\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eMounting\u003c\/td\u003e\n\u003ctd\u003eDIN rail 35 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eApprox. dimensions\u003c\/td\u003e\n\u003ctd\u003e≈ 91 × 54 × 64 mm (w × h × d)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eStandard\u003c\/td\u003e\n\u003ctd\u003eIEC 61643-31 (SPD PV Type 2)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eAuxiliary contact (optional)\u003c\/td\u003e\n\u003ctd\u003eAC 250 V\/0.5 A; DC 250 V\/0.1 A; max. cable 1.5 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch3\u003eCompatibilities\u003c\/h3\u003e\n\u003cp\u003eRecommended for modular enclosures and Schneider Kaedra watertight boxes (13983–13985) and GAVE DC PV boxes (STM21025P15S\/3, STM21025P15S\/4). Compatible with DC disconnectors, string fuses, and professional connection accessories.\u003c\/p\u003e\n\u003cp\u003eThe \u003cstrong\u003eDC 1000V 3P Tongou TOSP 20KA-40KA Surge Protector\u003c\/strong\u003e offers certified protection, easy maintenance, and a compact format for demanding photovoltaic systems.\u003c\/p\u003e","brand":"Tongou","offers":[{"title":"Default Title","offer_id":51503355560277,"sku":"TONGPRO040","price":36.7,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0979\/0252\/6805\/files\/TONGOU-SPD-3P-1.png?v=1762630563","url":"https:\/\/aurensol.net\/en\/products\/protector-dc-1000v-3p-tongou-tosp-20ka-40ka","provider":"Aurensol","version":"1.0","type":"link"}