{"product_id":"siemens-sirius-mcu-reversing-motor-starter-0-55kw","title":"Siemens Sirius MCU Reversing motor starter, 0.55kW","description":"\u003ch3\u003e\u003cstrong\u003eProduct Overview\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe Siemens 3RK4340-3ER51-1BA0 is a SIRIUS MCU motor starter combination designed for forward\/reverse (reversing) motor operation. It integrates motor protection and short-circuit protection in a compact plastic enclosure with IP55 protection. The unit is suitable for motors up to approximately 0.55 kW at 400 V and includes adjustable thermal overload protection.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eReversing motor starter (forward and reverse operation)\u003c\/li\u003e\n\u003cli\u003eIntegrated overload and short-circuit protection\u003c\/li\u003e\n\u003cli\u003eThermal overload release adjustable from approx. 1.1 A to 1.6 A\u003c\/li\u003e\n\u003cli\u003eRated operational current approx. 1.6 A (AC-3, 400 V)\u003c\/li\u003e\n\u003cli\u003eSuitable for motors up to approx. 0.55 kW at 400 V\u003c\/li\u003e\n\u003cli\u003eIP55 plastic enclosure for industrial environments\u003c\/li\u003e\n\u003cli\u003eManual operation with screw-type terminals for wiring\u003c\/li\u003e\n\u003cli\u003eCompact solution combining protection and control in one device\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 3RK4340-3ER51-1BA0\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Family:\u003c\/strong\u003e SIRIUS MCU motor starter combination\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStarter Type:\u003c\/strong\u003e Reversing (forward\/reverse)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRated Operational Current:\u003c\/strong\u003e approx. 1.6 A (AC-3, 400 V)\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\u003eControl Supply Voltage:\u003c\/strong\u003e 24 V DC (typical range 20.4…26.4 V)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShort-Circuit Breaking Capacity:\u003c\/strong\u003e up to approx. 50 kA at 400 V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtection Rating:\u003c\/strong\u003e IP55\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnclosure Material:\u003c\/strong\u003e Plastic\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\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eCompliance \u0026amp; Certifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eDesigned and tested under Siemens SIRIUS quality standards\u003c\/li\u003e\n\u003cli\u003eComplies with IEC\/EN standards for motor starters and protection devices\u003c\/li\u003e\n\u003cli\u003eSuitable for industrial use with IP55 environmental protection\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eApplications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eUsed for reversing control of three-phase motors in machinery, conveyors, pumps, workshop systems, and general industrial equipment. Its integrated protection and robust enclosure make it suitable for moderately harsh environments where compact motor control solutions are required.\u003c\/p\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":40775081525312,"sku":"3RK4340-3ER51-1BA0","price":8440.71,"currency_code":"ZAR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0556\/3662\/3424\/files\/3RK4340-3ER51-1BA0.jpg?v=1763107863","url":"https:\/\/industrial.rubicon.tech\/products\/siemens-sirius-mcu-reversing-motor-starter-0-55kw","provider":"Rubicon Group Industrial Technology Shop","version":"1.0","type":"link"}