{"product_id":"3rw4444-6bc44-siemens-soft-starter-250a-motor-control","title":"3RW4444-6BC44 Siemens - Soft Starter 250A Motor Control","description":"\u003ch2\u003eHeavy-Duty Motor Control: Siemens 3RW4444 Soft Starter\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eSiemens 3RW4444-6BC44\u003c\/strong\u003e soft starter delivers superior motor control for industrial applications. This high-power unit ensures smooth starts and stops, protecting your equipment from damage.\u003c\/p\u003e\n\u003ch3\u003eWhy Choose This Soft Starter?\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong style=\"color: #e74c3c;\"\u003eMassive Power Handling\u003c\/strong\u003e - Up to 250A standard, 433A inside-delta\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong style=\"color: #e74c3c;\"\u003eAdvanced Protection\u003c\/strong\u003e - Motor overload and thermal protection\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong style=\"color: #e74c3c;\"\u003eFlexible Installation\u003c\/strong\u003e - Multiple mounting positions\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong style=\"color: #e74c3c;\"\u003eEnergy Efficient\u003c\/strong\u003e - Integrated bypass contact saves power\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong style=\"color: #27ae60;\"\u003eBrand:\u003c\/strong\u003e Siemens SIRIUS\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong style=\"color: #27ae60;\"\u003eModel:\u003c\/strong\u003e 3RW4444-6BC44\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong style=\"color: #27ae60;\"\u003eRated Current:\u003c\/strong\u003e 250A @ 40°C (Standard), 433A (Inside-Delta)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong style=\"color: #27ae60;\"\u003ePower Rating:\u003c\/strong\u003e 132kW (Standard), 250kW (Inside-Delta)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong style=\"color: #27ae60;\"\u003eVoltage Range:\u003c\/strong\u003e 200-460V AC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong style=\"color: #27ae60;\"\u003eControl Voltage:\u003c\/strong\u003e 230V AC, 50\/60Hz\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong style=\"color: #27ae60;\"\u003eMotor Power:\u003c\/strong\u003e 75-250kW (100-335 HP)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong style=\"color: #27ae60;\"\u003eDimensions:\u003c\/strong\u003e 210×230×298mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong style=\"color: #27ae60;\"\u003eWeight:\u003c\/strong\u003e Approximately 8.5kg\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong style=\"color: #27ae60;\"\u003eInstallation Height:\u003c\/strong\u003e Up to 5000m\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eEasy Installation\u003c\/h3\u003e\n\u003cp\u003eMount in any position. Keep 100mm space above, 5mm sides, 75mm below. Use large cables (70-300mm²). Works up to 5000m altitude.\u003c\/p\u003e\n\u003ch3\u003eWarranty \u0026amp; Support\u003c\/h3\u003e\n\u003cp\u003eWe provide \u003cstrong style=\"color: #e74c3c;\"\u003e12-month product warranty\u003c\/strong\u003e. Quick support available.\u003c\/p\u003e\n\u003ch3\u003eShipping Options\u003c\/h3\u003e\n\u003cp\u003eFast worldwide shipping via FedEx, UPS, DHL.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eWhat motors work with this 3RW4444 soft starter?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eIt controls three-phase motors from 75kW to 250kW. Perfect for pumps, fans, and heavy machinery.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow does the inside-delta connection help?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eIt lets you control larger motors without buying a bigger starter. Saves cost and space.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat protection features are included?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eIncludes motor overload protection, current limiting, and thermal monitoring for complete safety.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I install this in hot environments?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes, it works up to 60°C. For temperatures above 40°C, reduce current load as specified.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat cable sizes are needed?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eUse 70-300mm² power cables. Follow local electrical codes for proper installation.\u003c\/p\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 | \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":51302022775066,"sku":"3RW4444-6BC44","price":173.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0873\/6240\/4634\/files\/3RW4444-6BC44_3.jpg?v=1762829316","url":"https:\/\/www.ubestplc.com\/tr\/products\/3rw4444-6bc44-siemens-soft-starter-250a-motor-control","provider":"Ubest Automation Limited","version":"1.0","type":"link"}