{"product_id":"siemens-miniature-circuit-breaker-c-curve-2-pole-400v-10ka-20a","title":"Siemens Miniature circuit breaker, C-curve, 2-pole, 400V, 10kA, 20A","description":"\u003ch3\u003e\u003cstrong\u003eProduct Overview\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe Siemens 5SL4220-7 is a 2-pole miniature circuit breaker (MCB) from the SENTRON \/ 5SL4 series. It provides reliable overload and short-circuit protection for low-voltage AC circuits — for residential, commercial or light-industrial installations. Its modest size, DIN-rail mounting, and broad compatibility make it suitable for general distribution boards and control panels.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e2-pole MCB, rated for 20 A nominal current\u003c\/li\u003e\n\u003cli\u003eTripping characteristic: Type C — suited for general-purpose circuits with moderate inrush currents (e.g. lighting, socket circuits, small motors)\u003c\/li\u003e\n\u003cli\u003eBreaking capacity up to 10 kA — safe interruption of short-circuits\u003c\/li\u003e\n\u003cli\u003eRated for 400 V AC (up to 440 V AC insulation), 50\/60 Hz supply — suitable for standard three-phase or single-phase networks\u003c\/li\u003e\n\u003cli\u003eHalogen-free, touch-protected housing; IP20 protection (with connected conductors) — safe for cabinet use\u003c\/li\u003e\n\u003cli\u003eSealable design — can be used as a main switch \/ lockable protection device\u003c\/li\u003e\n\u003cli\u003eCompatible with additional accessories (auxiliary contacts, fault-signal contacts, shunt trips, under-voltage releases) for extended functionality\u003c\/li\u003e\n\u003cli\u003eCompact DIN-rail mounting — easy to integrate in distribution boards or control cabinets\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eArticle Number:\u003c\/strong\u003e 5SL4220-7\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Series:\u003c\/strong\u003e SENTRON 5SL4 miniature circuit breakers\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNumber of Poles:\u003c\/strong\u003e 2 (2P)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRated Current (In):\u003c\/strong\u003e 20 A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTripping Curve:\u003c\/strong\u003e C (Type C)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRated AC Voltage:\u003c\/strong\u003e 400 V AC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsulation Voltage (Ui):\u003c\/strong\u003e up to 440 V AC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRated short-circuit breaking capacity (Icn \/ Icu):\u003c\/strong\u003e 10 kA (per EN 60898 \/ IEC 60947-2)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnergy Limitation Class:\u003c\/strong\u003e 3\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtection Class:\u003c\/strong\u003e IP20 (with conductors connected)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnectable Conductor Cross-Section (solid \/ stranded):\u003c\/strong\u003e 0.75 – 25 mm²\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMechanical Service Life:\u003c\/strong\u003e Typically 10 000 switching cycles\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting:\u003c\/strong\u003e DIN-rail (bus-bar or rail system), quick-release latch for tool-free replacement\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eCompliance \u0026amp; Standards\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eConforms to standard circuit-protection requirements for low-voltage AC systems (overload \u0026amp; short-circuit protection)\u003c\/li\u003e\n\u003cli\u003ePart of the 5SL4 SENTRON MCB family — designed for building, infrastructure, and light-industrial use\u003c\/li\u003e\n\u003cli\u003eCompatible with supplementary protection\/enhancement modules (arc-fault detection, under-voltage releases, auxiliary contacts, etc.)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eApplications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe 5SL4220-7 MCB is ideal for protecting branch circuits such as lighting, socket outlets, small appliance circuits, and small-motor loads in residential, commercial, or light-industrial buildings. It is also well suited for control-panel distribution boards, small machinery panels, and general low-voltage distribution systems where reliable overload and short-circuit protection is needed. Its compact 2-pole design and DIN-rail mounting make it easy to integrate into standard distribution boards or control cabinets.\u003c\/p\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":40775041122368,"sku":"5SL4220-7","price":537.78,"currency_code":"ZAR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0556\/3662\/3424\/files\/5SL4220-7.jpg?v=1764758255","url":"https:\/\/industrial.rubicon.tech\/products\/siemens-miniature-circuit-breaker-c-curve-2-pole-400v-10ka-20a","provider":"Rubicon Group Industrial Technology Shop","version":"1.0","type":"link"}