{"product_id":"mccb-3p-35ka","title":"MCCB 3P 35kA","description":"\u003ch2\u003eCHINT NM8N-400HVS – High-Voltage MCCB for PV \u0026amp; Industrial Systems\u003c\/h2\u003e\n\u003cp\u003eThe NM8N-400HVS series is designed for high-voltage AC distribution systems up to approximately 1150 V. With a robust breaker body and thermomagnetic trip unit, this moulded-case circuit breaker is engineered for demanding applications such as solar combiner boxes, inverter outputs and large industrial DC\/AC systems. The 400 frame size offers a compact yet powerful solution for protection and isolation in modern energy installations.\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eHigh-voltage rated design (up to AC 1000-1150 V and insulation voltage up to 1250 V) for advanced power systems. :contentReference[oaicite:1]{index=1}\u003c\/li\u003e\n\u003cli\u003eHigh breaking capacity (up to 50 kA on AC800 V) suitable for heavy fault currents and system robustness. :contentReference[oaicite:2]{index=2}\u003c\/li\u003e\n\u003cli\u003eThermomagnetic (TM) release for combined overload and short-circuit protection in one unit.\u003c\/li\u003e\n\u003cli\u003eCompact frame for 400 A class systems, enabling efficient DIN-rail or panel mounting in tight installations.\u003c\/li\u003e\n\u003cli\u003eDesigned for harsh environments: wide ambient temperature range, arc-extinguishing system and installation versatility. :contentReference[oaicite:3]{index=3}\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTypical Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSolar PV systems – especially AC combiner boxes and inverter outputs requiring high-voltage DC protection.\u003c\/li\u003e\n\u003cli\u003eBattery-storage and hybrid energy installations where higher voltage levels and switching reliability are required.\u003c\/li\u003e\n\u003cli\u003eIndustrial power distribution boards operating at elevated voltages with load protection and isolation needs.\u003c\/li\u003e\n\u003cli\u003eAny system requiring a reliable 400-frame breaker with high breaking capacity and high-voltage rating.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eInstallation Notes\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eInstall on a suitable DIN rail or in a panel cut-out that accommodates the 400-frame dimensions and safe clearances.\u003c\/li\u003e\n\u003cli\u003eEnsure wiring and bus-bar connections are correctly sized for elevated voltage and designed fault currents.\u003c\/li\u003e\n\u003cli\u003eEnsure the breaker selection fits the upstream and downstream protection strategy and meets applicable SANS\/IEC standards.\u003c\/li\u003e\n\u003cli\u003eConfirm ambient temperature and altitude derating when installed above 2000 m. :contentReference[oaicite:4]{index=4}\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe NM8N-400HVS series provides a high-performance, high-voltage rated solution for protection and switching in large-scale solar, storage and industrial systems where reliability and safety matter.\u003c\/p\u003e","brand":"Chint","offers":[{"title":"400A","offer_id":47123495715072,"sku":"NM8N-400HVS\/3P-400A","price":12679.0,"currency_code":"ZAR","in_stock":true},{"title":"500A","offer_id":47123495747840,"sku":"NM8N-630HVS\/3P-500A","price":16237.0,"currency_code":"ZAR","in_stock":true},{"title":"630A","offer_id":47123495780608,"sku":"NM8N-630HVS\/3P-630A","price":16237.0,"currency_code":"ZAR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0791\/7856\/3840\/files\/NM8N-630HVS-1.png?v=1760878713","url":"https:\/\/ampworks.co.za\/products\/mccb-3p-35ka","provider":"Ampworks","version":"1.0","type":"link"}