{"product_id":"siemens-sirius-mcu-dol-motor-starter-0-55kw","title":"Siemens SIRIUS MCU DOL motor starter, 0.55kW","description":"\u003ch3\u003e\u003cstrong\u003eProduct Overview\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe Siemens 3RK4340-3ER51-0BA0 is a SIRIUS MCU motor starter combination designed for direct-on-line (DOL) motor starting with integrated motor protection and reversing capability. Housed in a compact plastic enclosure rated to IP55, this device offers a robust solution for three-phase motor control in industrial settings.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eReversing motor starter (forward\/reverse functionality)\u003c\/li\u003e\n\u003cli\u003eIntegrated short-circuit protection via circuit-breaker type main circuit device\u003c\/li\u003e\n\u003cli\u003eThermal overload release adjustable from approx. 1.1 A to 1.6 A\u003c\/li\u003e\n\u003cli\u003eRated motor current approx. 1.6 A (AC-3 at 400 V) and motor power approx. 0.55 kW at 400 V\u003c\/li\u003e\n\u003cli\u003ePlastic enclosure rated to IP55 protection for use in industrial environments\u003c\/li\u003e\n\u003cli\u003eScrew-type main circuit connections for secure and durable wiring\u003c\/li\u003e\n\u003cli\u003eCompact design combining starter and protection in one unit for space-efficient installation\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 3RK4340-3ER51-0BA0\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Series:\u003c\/strong\u003e SIRIUS MCU motor starter combination\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRated Operational Current (Ie):\u003c\/strong\u003e approx. 1.6 A at 400 V (AC-3)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRated Motor Power:\u003c\/strong\u003e approx. 0.55 kW at 400 V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThermal Overload Setting Range:\u003c\/strong\u003e 1.1 … 1.6 A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShort-Circuit Breaking Capacity (Icu):\u003c\/strong\u003e up to 50 000 A at 400 V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMain Circuit Poles:\u003c\/strong\u003e 3\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eControl Supply Voltage (DC):\u003c\/strong\u003e 20.4 … 26.4 V DC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtection Rating:\u003c\/strong\u003e IP55\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions (W×H×D):\u003c\/strong\u003e approx. 182 mm × 220 mm × 145 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Ambient Temperature:\u003c\/strong\u003e –25 °C to +35 °C\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\u003eManufactured under Siemens SIRIUS MCU product standard and quality guidelines\u003c\/li\u003e\n\u003cli\u003eDesigned to meet relevant IEC\/EN standards for motor starters and motor protection (e.g., IEC 60947 series)\u003c\/li\u003e\n\u003cli\u003eIP55-rated housing for protection against dust and low pressure water jets — suitable for industrial control cabinets and motor starter applications\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eApplications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe 3RK4340-3ER51-0BA0 is well suited for industrial three-phase motor control applications where reversing operation is required such as conveyors, belt drives, pumps, machine tools and other equipment. Its integrated protection and compact enclosure make it ideal for motor control cabinets and machine-mounted installations in moderately harsh industrial environments.\u003c\/p\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":40775081492544,"sku":"3RK4340-3ER51-0BA0","price":10095.24,"currency_code":"ZAR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0556\/3662\/3424\/files\/3RK4340-3ER51-0BA0.jpg?v=1763109595","url":"https:\/\/industrial.rubicon.tech\/products\/siemens-sirius-mcu-dol-motor-starter-0-55kw","provider":"Rubicon Group Industrial Technology Shop","version":"1.0","type":"link"}