{"product_id":"allen-bradley-81004-286-52-r-powerflex-7000-sgct-assembly-circuit-board","title":"Allen-Bradley 81004-286-52-R PowerFlex 7000 SGCT Assembly Circuit Board","description":"\u003ch2\u003eAllen-Bradley 81004-286-52-R PowerFlex 7000 SGCT Assembly Circuit Board\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eAllen-Bradley 81004-286-52-R\u003c\/strong\u003e, identified by the same \u003cstrong\u003e81004-286-52-R\u003c\/strong\u003e catalog designation, is a 400 A SGCT circuit board assembly for PowerFlex 7000 Medium Voltage Drives. The assembly is supplied as a matched pair for synchronized semiconductor operation and balanced current sharing.\u003c\/p\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003cfigure\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003e81004-286-52-R\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eAllen-Bradley \/ Rockwell Automation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eSGCT Assembly Circuit Board\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSeries\u003c\/td\u003e\n\u003ctd\u003ePowerFlex 7000 Medium Voltage Drives\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eComponent Function\u003c\/td\u003e\n\u003ctd\u003eSGCT power inverter circuit board assembly\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSemiconductor Type\u003c\/td\u003e\n\u003ctd\u003eSymmetrical Gate Commutated Thyristor (SGCT)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCurrent Rating\u003c\/td\u003e\n\u003ctd\u003e400 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConfiguration\u003c\/td\u003e\n\u003ctd\u003eMatched Pair, 2 synchronized units\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDrive Compatibility\u003c\/td\u003e\n\u003ctd\u003ePowerFlex 7000 Series MV AC Drives\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e4.70 lb\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003ePowerFlex 7000 SGCT Assembly Characteristics\u003c\/h3\u003e\n\u003cp\u003eThe 81004-286-52-R assembly interfaces with the PowerFlex 7000 inverter power structure through its SGCT semiconductor stage. Its 400 A rating defines the stated current capacity of the supplied assembly.\u003c\/p\u003e\n\u003cp\u003eThe matched-pair configuration provides two synchronized units intended for coordinated operation within the corresponding power semiconductor stage. Physical replacement should preserve the specified pair configuration rather than combining unmatched assemblies.\u003c\/p\u003e\n\u003cp\u003eAllen-Bradley PowerFlex 7000 systems use dedicated medium-voltage inverter hardware, so board replacement requires compatibility with the installed drive configuration. The supplied data does not specify gate-drive timing, semiconductor voltage rating, firing characteristics, or firmware requirements.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Is the 81004-286-52-R supplied as a single SGCT board?\u003c\/p\u003e\n\u003cp\u003eA: The supplied data identifies the component as a matched pair containing two synchronized units.\u003c\/p\u003e\n\u003cp\u003eQ: What is the current rating of the 81004-286-52-R assembly?\u003c\/p\u003e\n\u003cp\u003eA: The stated current rating is 400 A.\u003c\/p\u003e\n\u003cp\u003eQ: Can the assembly be installed in any PowerFlex drive?\u003c\/p\u003e\n\u003cp\u003eA: The supplied data specifies compatibility with PowerFlex 7000 Series Medium Voltage AC Drives. Drive-specific hardware matching should be verified before installation.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eIsolate and de-energize the Medium Voltage Drive before accessing the inverter power section.\u003c\/li\u003e\n\u003cli\u003eFollow the installed PowerFlex 7000 drive safety procedure for medium-voltage isolation, discharge, and access control.\u003c\/li\u003e\n\u003cli\u003eVerify the replacement part number and matched-pair configuration against the existing assembly before removal.\u003c\/li\u003e\n\u003cli\u003eRecord existing board orientation, connector positions, mounting hardware, and cable routing before disconnecting the assembly.\u003c\/li\u003e\n\u003cli\u003eHandle the circuit board using appropriate electrostatic discharge controls and avoid contact with conductive circuit paths.\u003c\/li\u003e\n\u003cli\u003eKeep gate-drive and power-related conductors routed according to the original equipment configuration. Do not alter established separation or routing without documented drive instructions.\u003c\/li\u003e\n\u003cli\u003eInspect connectors, terminals, mounting surfaces, and mating hardware for contamination, mechanical damage, or loose connections before installation.\u003c\/li\u003e\n\u003cli\u003eReinstall the matched pair in the original mechanical orientation and secure all connections according to the applicable PowerFlex 7000 service documentation.\u003c\/li\u003e\n\u003cli\u003eVerify electrical connections and mechanical fastening before restoring power. Do not energize the inverter section with incomplete or unmatched semiconductor assemblies.\u003c\/li\u003e\n\u003cli\u003eAfter installation, perform the applicable drive commissioning and diagnostic checks specified for the PowerFlex 7000 system.\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"AMPHENOL","offers":[{"title":"Default Title","offer_id":43919015051354,"sku":"81004-286-52-R","price":123.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0612\/4601\/3530\/files\/81004-286-52-R.jpg?v=1787816500","url":"https:\/\/www.plcmasters.com\/products\/allen-bradley-81004-286-52-r-powerflex-7000-sgct-assembly-circuit-board","provider":"PLC Masters Ltd.","version":"1.0","type":"link"}