{"product_id":"allen-bradley-81001-355-71-r-1-scr-350a-6-5kv-w-conn-pkg","title":"Allen-Bradley 81001-355-71-R  1 SCR 350A 6.5KV W\/CONN-PKG","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eAllen-Bradley 81001-355-71-R\u003c\/strong\u003e is a high-power Silicon Controlled Rectifier (SCR) thyristor component designed for medium voltage variable frequency drives and industrial power conversion systems. It functions as a solid-state controlled semiconductor switch to manage high-capacity power rectification, phase control, and current regulation. This specific part is supplied with its corresponding connector package (\u003cstrong\u003eW\/CONN-PKG\u003c\/strong\u003e) to ensure secure, low-resistance electrical connections within heavy-duty power assemblies. Engineered to meet the demanding requirements of industrial power environments, it provides reliable switching performance and robust voltage blocking capabilities.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Voltage Rating\u003c\/strong\u003e: Designed to handle demanding voltage blocking applications up to 6.5KV.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntegrated Connector Package\u003c\/strong\u003e: Includes the matching electrical connector package for secure terminal interfacing and minimized thermal-contact degradation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHermetic and Durable\u003c\/strong\u003e: Manufactured to withstand thermal cycling and high-current demands within closed drive cabinets.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePhase control and rectification in PowerFlex medium voltage drives.\u003c\/li\u003e\n\u003cli\u003eSoft starters and high-capacity static transfer switches.\u003c\/li\u003e\n\u003cli\u003eHeavy industrial motor control systems across mining, oil and gas, and power generation sectors.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eValue\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eManufacturer\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAllen-Bradley \/ Rockwell Automation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel \/ Part Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e81001-355-71-R\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProduct Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSilicon Controlled Rectifier (SCR) Thyristor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCurrent Rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e350A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eVoltage Rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e6.5KV (6500V)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInclusions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eConnector Package (W\/CONN-PKG)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eElectrostatic Discharge Precautions\u003c\/strong\u003e: Implement full ESD preventative measures, including grounded wrist straps and conductive mats, during handling and installation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThermal Management\u003c\/strong\u003e: Apply the specified thermal interface material (heatsink compound) uniformly before mounting to the cooling assembly to ensure proper heat dissipation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTorque Specifications\u003c\/strong\u003e: Adhere strictly to the manufacturer's recommended mounting torque limits to prevent structural deformation of the SCR housing while ensuring adequate contact pressure.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCapacitor Discharge\u003c\/strong\u003e: Confirm that all DC bus and power storage capacitors are completely discharged and follow proper lockout\/tagout (LOTO) protocols before servicing the hardware.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":52695182672235,"sku":"81001-355-71-R","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/allen-bradley-81001-355-71-r-silicon-controlled-rectifier-jibxzmxyi3u_69848466-a7b9-4c5d-8542-2bfa57fecb74.jpg?v=1766114350","url":"https:\/\/www.plcprotech.com\/ms\/products\/allen-bradley-81001-355-71-r-1-scr-350a-6-5kv-w-conn-pkg","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}