{"product_id":"siemens-circuit-breaker-1-pole-d-curve-3a-10ka","title":"Siemens Circuit breaker, 1-pole, D-curve, 3A, 10kA","description":"\u003ch3\u003e\u003cstrong\u003eProduct Overview\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe Siemens SENTRON 5SY4103-8 is a single-pole (1 P) miniature circuit breaker rated at 3 A with a D-curve tripping characteristic. Designed for use at 230\/400 V AC with a high breaking capacity of 10 kA, it features a compact depth of 70 mm and modular width ideal for 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\u003e\n\u003cstrong\u003eRated Current:\u003c\/strong\u003e 3 A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 1 (single-pole)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTrip Curve:\u003c\/strong\u003e D-curve – suitable for loads with higher inrush currents\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBreaking Capacity:\u003c\/strong\u003e 10 kA at 230\/400 V AC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Voltage:\u003c\/strong\u003e 230\/400 V AC; up to 72 V DC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWidth:\u003c\/strong\u003e 18 mm (1 module) for space-saving installation\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDepth:\u003c\/strong\u003e 70 mm installation depth\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTerminals:\u003c\/strong\u003e Screw clamp for conductor sizes 0.75 … 35 mm²\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtection Class:\u003c\/strong\u003e IP20 (with connected conductors)\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\u003eProduct Series:\u003c\/strong\u003e SENTRON 5SY4 Miniature Circuit Breakers\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eArticle Number:\u003c\/strong\u003e 5SY4103-8\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNumber of Poles:\u003c\/strong\u003e 1 (1 P)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRated Current (In):\u003c\/strong\u003e 3 A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTripping Characteristic:\u003c\/strong\u003e D-curve\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRated Short-Circuit Breaking Capacity (Icn):\u003c\/strong\u003e 10 kA (EN 60898) | up to 35 kA (IEC 60947-2)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRated Insulation Voltage (Ui):\u003c\/strong\u003e 440 V AC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRated Operational Voltage (Ue):\u003c\/strong\u003e 230\/400 V AC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRated DC Voltage:\u003c\/strong\u003e Max. 72 V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Loss (Typical):\u003c\/strong\u003e 1.2 W per pole\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnectable Conductor Cross-Section:\u003c\/strong\u003e Solid\/stranded 0.75 … 35 mm²\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Temperature Range:\u003c\/strong\u003e –40 °C to +70 °C\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions (W × H × D):\u003c\/strong\u003e 18 mm × ~90 mm × 70 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNet Weight:\u003c\/strong\u003e Approx. 0.152 kg\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e Germany\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eCompliance \u0026amp; Certifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandards:\u003c\/strong\u003e EN 60898-1 (domestic\/commercial MCB), IEC 60947-2 (industrial breaker)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCE Marking:\u003c\/strong\u003e Complies with EU Low-Voltage Directive\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRoHS Compliant:\u003c\/strong\u003e Conforms to restricted substance regulations\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWEEE Directive:\u003c\/strong\u003e Take-back obligations apply\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eApplications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eIdeal for branch-circuit protection in residential, commercial and light-industrial distribution boards and control panels. Suitable for lighting circuits, socket-outlet circuits, and auxiliary loads where compact size and higher inrush tolerance are required.\u003c\/p\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":40775102988352,"sku":"5SY4103-8","price":467.49,"currency_code":"ZAR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0556\/3662\/3424\/files\/5SY4103-8.jpg?v=1761132591","url":"https:\/\/industrial.rubicon.tech\/products\/siemens-circuit-breaker-1-pole-d-curve-3a-10ka","provider":"Rubicon Group Industrial Technology Shop","version":"1.0","type":"link"}