{"product_id":"siemens-sirius-soft-starter-motor-control-3rw4422-1bc44","title":"Siemens SIRIUS Soft Starter | Motor Control 3RW4422-1BC44","description":"\u003ch2\u003eSiemens SIRIUS 3RW44 22-1BC44: Compact Soft Starter with Advanced Control\u003c\/h2\u003e\n\u003ch3\u003eCore Product Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong style=\"color: #2e86ab;\"\u003e3RW44 22-1BC44\u003c\/strong\u003e delivers reliable motor starting performance\u003c\/li\u003e\n\u003cli\u003eSiemens SIRIUS series ensures industrial-grade durability and precision\u003c\/li\u003e\n\u003cli\u003eStandard circuit operation: 29A at 40°C for 15kW motors at 400V\u003c\/li\u003e\n\u003cli\u003eInside-delta configuration: 50A at 40°C for 22kW motors at 400V\u003c\/li\u003e\n\u003cli\u003eWide operating voltage range from 200V to 460V AC\u003c\/li\u003e\n\u003cli\u003eControl supply voltage: 230V AC at both 50Hz and 60Hz frequencies\u003c\/li\u003e\n\u003cli\u003eIntegrated bypass contact system reduces energy consumption\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003ePerformance \u0026amp; Power Ratings\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan style=\"color: #a23b72;\"\u003eStandard Circuit Power:\u003c\/span\u003e 15kW at 400V, 5.5kW at 230V\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"color: #a23b72;\"\u003eInside-Delta Power:\u003c\/span\u003e 22kW at 400V, 15kW at 230V\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"color: #a23b72;\"\u003eHorsepower Ratings:\u003c\/span\u003e 7.5hp to 30hp depending on configuration\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"color: #a23b72;\"\u003eCurrent Derating:\u003c\/span\u003e 29A at 40°C, 26A at 50°C, 23A at 60°C\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"color: #a23b72;\"\u003eMinimum Load:\u003c\/span\u003e 8% of motor current for precise control\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"color: #a23b72;\"\u003ePower Loss:\u003c\/span\u003e Only 8W typical during normal operation\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"color: #a23b72;\"\u003eFrequency Tolerance:\u003c\/span\u003e ±10% for stable performance\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eProtection \u0026amp; Safety Systems\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMotor overload protection prevents equipment damage\u003c\/li\u003e\n\u003cli\u003eIntrinsic device protection ensures operational reliability\u003c\/li\u003e\n\u003cli\u003eThermistor motor protection evaluation for temperature monitoring\u003c\/li\u003e\n\u003cli\u003eAdjustable current limitation from 5A minimum setting\u003c\/li\u003e\n\u003cli\u003eExternal reset capability for maintenance convenience\u003c\/li\u003e\n\u003cli\u003eVisual fault signaling with clear status display\u003c\/li\u003e\n\u003cli\u003e115% continuous operating current capacity at 40°C\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eInstallation \u0026amp; Mechanical Data\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eCompact dimensions: 170mm width × 192mm height × 270mm depth\u003c\/li\u003e\n\u003cli\u003eScrew fixing mounting with flexible rotation options\u003c\/li\u003e\n\u003cli\u003eClearance requirements: 100mm above, 5mm sides, 75mm below\u003c\/li\u003e\n\u003cli\u003eMaximum wire length: 500 meters for flexible installation\u003c\/li\u003e\n\u003cli\u003eInstallation altitude: Up to 5000 meters above sea level\u003c\/li\u003e\n\u003cli\u003eThree-pole main current circuit design\u003c\/li\u003e\n\u003cli\u003eIP00 protection class requires proper enclosure\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eElectrical Connections\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMain circuit: Box terminal connections for power wiring\u003c\/li\u003e\n\u003cli\u003eAuxiliary circuits: Screw-type terminals for control signals\u003c\/li\u003e\n\u003cli\u003eContact configuration: 3 NO contacts, 1 changeover contact\u003c\/li\u003e\n\u003cli\u003eFront clamping: 2.5-70mm² conductors depending on type\u003c\/li\u003e\n\u003cli\u003eRear clamping: 2.5-70mm² conductors for flexible wiring\u003c\/li\u003e\n\u003cli\u003eDual clamping: 2×(2.5-50mm²) for parallel connections\u003c\/li\u003e\n\u003cli\u003eAWG compatibility: 10 to 2\/0 for international standards\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eEnvironmental Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eOperating temperature: Up to 60°C ambient conditions\u003c\/li\u003e\n\u003cli\u003eStorage temperature: -25°C to +80°C range\u003c\/li\u003e\n\u003cli\u003eDerating begins at 40°C ambient temperature\u003c\/li\u003e\n\u003cli\u003eEnvironmental category: IEC 60721 3K6, 3C3, 3S2, 3M6\u003c\/li\u003e\n\u003cli\u003eSuitable for industrial environments without ice formation\u003c\/li\u003e\n\u003cli\u003eProtection against salt mist and sand contamination\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eShipping \u0026amp; Packaging\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eProfessional packaging ensures complete product protection\u003c\/li\u003e\n\u003cli\u003eExpress delivery via FedEx, UPS, and DHL available\u003c\/li\u003e\n\u003cli\u003eGlobal shipping to most international destinations\u003c\/li\u003e\n\u003cli\u003eQuick order processing and same-day dispatch\u003c\/li\u003e\n\u003cli\u003eComplete packaging includes all necessary components\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWarranty \u0026amp; Support\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e12-month comprehensive warranty coverage\u003c\/li\u003e\n\u003cli\u003eTechnical support available for installation guidance\u003c\/li\u003e\n\u003cli\u003eReplacement service for defective units\u003c\/li\u003e\n\u003cli\u003eExpert assistance for application-specific queries\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eWhat motor sizes work with this soft starter?\u003c\/li\u003e\n\u003cli\u003eThe unit handles motors from 5.5kW to 22kW depending on configuration and voltage\u003c\/li\u003e\n\u003cli\u003eHow does inside-delta connection benefit my application?\u003c\/li\u003e\n\u003cli\u003eInside-delta wiring allows controlling larger motors up to 22kW with the same unit\u003c\/li\u003e\n\u003cli\u003eWhat protection features prevent motor damage?\u003c\/li\u003e\n\u003cli\u003eMultiple protections include overload, thermistor monitoring, and current limitation\u003c\/li\u003e\n\u003cli\u003eCan I use this starter in high-temperature environments?\u003c\/li\u003e\n\u003cli\u003eYes, it operates up to 60°C with proper derating above 40°C ambient temperature\u003c\/li\u003e\n\u003cli\u003eWhat wiring options are available for installation?\u003c\/li\u003e\n\u003cli\u003eYou can use front, rear, or both clamping points for 2.5-70mm² conductors\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e© 2025 Ubest Automation Limited. All rights reserved.\u003cbr\u003eOriginal Source: \u003ca href=\"https:\/\/www.ubestplc.com\/\"\u003ehttps:\/\/www.ubestplc.com\/\u003c\/a\u003e\u003cbr\u003eContact: \u003ca href=\"mailto:sales@ubestplc.com\"\u003esales@ubestplc.com\u003c\/a\u003e Phone: \u003ca href=\"https:\/\/wa.me\/8618030005825\"\u003e+86 180 3000 5825\u003c\/a\u003e\u003c\/p\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":51309458555162,"sku":"3RW4422-1BC44","price":187.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0873\/6240\/4634\/files\/3RW4444-6BC44_3_f2ccec50-60f4-43b0-9100-c91c591add2e.jpg?v=1763012080","url":"https:\/\/www.ubestplc.com\/pl\/products\/siemens-sirius-soft-starter-motor-control-3rw4422-1bc44","provider":"Ubest Automation Limited","version":"1.0","type":"link"}