{"product_id":"allen-bradley-81003-438-51-r-scr-silicon-controlled-rectifier-rectifier-assembly","title":"Allen-Bradley 81003-438-51-R SCR (Silicon-Controlled Rectifier) Rectifier Assembly","description":"\u003ch3\u003e\u003cstrong\u003eProduct Overview\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eAllen-Bradley 81003-438-51-R\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis an\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eSCR (Silicon-Controlled Rectifier) rectifier assembly\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003edesigned for use in high-power AC drive systems. It functions as a gate driver board, regulating DC power flow to motors and enabling precise control of motor speed and direction. This module is commonly integrated into Allen-Bradley PowerFlex drives and other industrial motor control systems.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eModel Number\u003c\/strong\u003e: 81003-438-51-R\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eType\u003c\/strong\u003e: SCR Rectifier Assembly \/ Gate Driver Board\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eRated Input Voltage\u003c\/strong\u003e: 3-phase, 480V AC\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eRated Output Voltage\u003c\/strong\u003e: 3-phase, 480V AC\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eInput Current\u003c\/strong\u003e: 48 A\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eOutput Current\u003c\/strong\u003e: 22 A nominal, 30 A peak\u003cspan class=\"mx-0.5 inline-block h-5 w-4 pb-1 align-middle\"\u003e2\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003ePower Rating\u003c\/strong\u003e: 10 HP (7.5 kW)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eControl Voltage\u003c\/strong\u003e: 24 VDC logic input\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eOutput Voltage Range\u003c\/strong\u003e: Up to 240 VAC or 320 VDC\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eOperating Temperature\u003c\/strong\u003e: -40°C to +85°C\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e: 200 × 110 × 30 mm (7.87 × 4.33 × 1.18 in)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e: 0.54 kg (1.2 lbs)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen Bradley","offers":[{"title":"Default Title","offer_id":50866156896567,"sku":"81003-438-51-R","price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0798\/8343\/6343\/files\/80026-518-01_f621acc6-bf8c-4bc2-8688-f52658d73dde.jpg?v=1753242451","url":"https:\/\/www.controltech-supply.com\/products\/allen-bradley-81003-438-51-r-scr-silicon-controlled-rectifier-rectifier-assembly","provider":"ControlTech Supply Limited","version":"1.0","type":"link"}