{"product_id":"siemens-power-contactor-screw-size-s2-2no-2nc-400v-18-5kw","title":"Siemens Power contactor, screw, size S2, 2NO + 2NC, 400V \/ 18.5kW","description":"\u003ch3\u003e\u003cstrong\u003eProduct Overview\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe Siemens 3RT2535-1NB30 is a motor starter (contactor) from the SIRIUS 3RT2 series. It is designed for switching and controlling three-phase motors, providing reliable electrical connection\/disconnection, and is suitable for industrial automation, motor control panels, and machinery applications.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eThree-pole AC contactor for 3-phase motors and loads\u003c\/li\u003e\n\u003cli\u003eCoil voltage and contact configuration optimized for robust motor switching\u003c\/li\u003e\n\u003cli\u003eHigh switching capacity for industrial motor control applications\u003c\/li\u003e\n\u003cli\u003eCompact design — suitable for control cabinets and motor control centres (MCCs)\u003c\/li\u003e\n\u003cli\u003eStandard screw terminal connections for secure wiring\u003c\/li\u003e\n\u003cli\u003eCan be combined with overload relays and auxiliary contacts for full motor starter functionality\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 3RT2535-1NB30\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Series:\u003c\/strong\u003e SIRIUS 3RT2 contactor\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3-pole\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUtilisation Category (AC-3):\u003c\/strong\u003e Suitable for switching motors under normal starting\/stopping loads\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRated Operational Current (Ie):\u003c\/strong\u003e 9 A at 400 V AC (AC-3) — suitable for light to medium motors\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRated Insulation Voltage (Ui):\u003c\/strong\u003e 400 V AC \/ 690 V AC depending on configuration\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTerminal Type:\u003c\/strong\u003e Screw terminals (line and load sides)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMechanical Durability:\u003c\/strong\u003e Designed for many switching cycles typical in industrial usage\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting:\u003c\/strong\u003e DIN-rail or panel mounting as per standard contactor installation practice\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\u003ePart of the Siemens SIRIUS 3RT2 motor-contactor family\u003c\/li\u003e\n\u003cli\u003eDesigned and manufactured to meet IEC\/EN standards for low-voltage motor switching\u003c\/li\u003e\n\u003cli\u003eSuitable for industrial automation, machinery, and motor control installations conforming to safety and reliability norms\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eApplications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe 3RT2535-1NB30 contactor is ideal for switching and controlling small to medium three-phase motors — such as in pumps, fans, conveyors, compressors, and general machinery. It is commonly incorporated into motor control panels, automation cabinets, and machine starter assemblies. When paired with a compatible overload relay and auxiliary contacts, it offers full motor starter functionality for industrial automation or mechanical systems.\u003c\/p\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":40775041155136,"sku":"3RT2535-1NB30","price":3866.67,"currency_code":"ZAR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0556\/3662\/3424\/files\/3RT2535-1NB30.jpg?v=1764757999","url":"https:\/\/industrial.rubicon.tech\/products\/siemens-power-contactor-screw-size-s2-2no-2nc-400v-18-5kw","provider":"Rubicon Group Industrial Technology Shop","version":"1.0","type":"link"}