{"product_id":"ge-is2020rkpsg1ak-vme-rack-power-supply-mark-vi-speedtronic","title":"GE IS2020RKPSG1AK VME Rack Power Supply | Mark VI Speedtronic","description":"\u003ch2 data-path-to-node=\"5\"\u003eProduct Overview\u003c\/h2\u003e\n\u003cp data-path-to-node=\"6\"\u003eThe \u003cb data-path-to-node=\"6\" data-index-in-node=\"4\"\u003eGeneral Electric IS2020RKPSG1AK\u003c\/b\u003e is a high-performance \u003cb data-path-to-node=\"6\" data-index-in-node=\"58\"\u003eVME Rack Power Supply (RKPS)\u003c\/b\u003e module, meticulously engineered for the Speedtronic Mark VI turbine control system. This module serves as the primary energy source for the VME backplane, providing the stable, filtered DC voltages required to power sensitive control processors, communication cards, and I\/O modules.\u003c\/p\u003e\n\u003cp data-path-to-node=\"7\"\u003eDesigned for the rigorous demands of power generation environments, the RKPS module converts bulk incoming power (typically 24 VDC or 125 VDC, depending on the cabinet configuration) into multiple regulated output rails. Its architecture prioritizes low ripple and high noise immunity, ensuring that logic-level signals within the Mark VI rack remain clean and reliable. The IS2020RKPSG1AK is a critical component in ensuring the \"uptime\" of gas and steam turbine assets, featuring robust protection circuits to prevent overvoltage or thermal runaway from damaging the expensive control hardware it supports.\u003c\/p\u003e\n\u003chr data-path-to-node=\"8\"\u003e\n\u003ch2 data-path-to-node=\"9\"\u003eTechnical Configuration\u003c\/h2\u003e\n\u003cp data-path-to-node=\"10\"\u003eThe IS2020RKPSG1AK follows GE’s standard for the RKPS series, utilizing a modular \"slide-in\" design for integration into the control cabinet's power distribution frame.\u003c\/p\u003e\n\u003cul data-path-to-node=\"11\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"11,0,0\"\u003e\u003cb data-path-to-node=\"11,0,0\" data-index-in-node=\"0\"\u003eRKPS Series:\u003c\/b\u003e The \"Rack Power Supply\" designation identifies this as a system-level power source rather than a local component-level regulator.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"11,1,0\"\u003e\u003cb data-path-to-node=\"11,1,0\" data-index-in-node=\"0\"\u003eG1AK Version:\u003c\/b\u003e This specific \"G1AK\" iteration represents an enhanced hardware revision. It features improved capacitor life-cycles and updated voltage monitoring circuitry compared to early G1 revisions.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"11,2,0\"\u003e\u003cb data-path-to-node=\"11,2,0\" data-index-in-node=\"0\"\u003eMulti-Rail Output:\u003c\/b\u003e The module provides standardized VME voltages—typically \u003cb data-path-to-node=\"11,2,0\" data-index-in-node=\"75\"\u003e+5 VDC\u003c\/b\u003e, \u003cb data-path-to-node=\"11,2,0\" data-index-in-node=\"83\"\u003e+12 VDC\u003c\/b\u003e, and \u003cb data-path-to-node=\"11,2,0\" data-index-in-node=\"96\"\u003e-12 VDC\u003c\/b\u003e—to satisfy the varied requirements of the processor and analog boards.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"11,3,0\"\u003e\u003cb data-path-to-node=\"11,3,0\" data-index-in-node=\"0\"\u003eStatus Indicators:\u003c\/b\u003e The front panel includes high-visibility LEDs for visual verification of power health, allowing technicians to quickly diagnose power rail failures.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-path-to-node=\"12\"\u003e\n\u003ch2 data-path-to-node=\"13\"\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable data-path-to-node=\"14\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eSpecification Details\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"14,1,0,0\"\u003e\u003cb data-path-to-node=\"14,1,0,0\" data-index-in-node=\"0\"\u003eModel Type\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"14,1,1,0\"\u003eVME Rack Power Supply (RKPS)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"14,2,0,0\"\u003e\u003cb data-path-to-node=\"14,2,0,0\" data-index-in-node=\"0\"\u003eSystem Compatibility\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"14,2,1,0\"\u003eGE Mark VI Speedtronic Control\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"14,3,0,0\"\u003e\u003cb data-path-to-node=\"14,3,0,0\" data-index-in-node=\"0\"\u003eOutput Voltages\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"14,3,1,0\"\u003e+5V, +12V, -12V (Regulated DC)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"14,4,0,0\"\u003e\u003cb data-path-to-node=\"14,4,0,0\" data-index-in-node=\"0\"\u003eProtection\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"14,4,1,0\"\u003eOvervoltage, Overcurrent, Short-Circuit, Thermal\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"14,5,0,0\"\u003e\u003cb data-path-to-node=\"14,5,0,0\" data-index-in-node=\"0\"\u003eMonitoring\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"14,5,1,0\"\u003eIntegrated Power-OK logic and status LEDs\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"14,6,0,0\"\u003e\u003cb data-path-to-node=\"14,6,0,0\" data-index-in-node=\"0\"\u003eCooling\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"14,6,1,0\"\u003eIntegrated Heat Sink \/ Forced Air (Cabinet Dependent)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"14,7,0,0\"\u003e\u003cb data-path-to-node=\"14,7,0,0\" data-index-in-node=\"0\"\u003eMounting\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"14,7,1,0\"\u003eStandard VME-style Rack Interface\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"14,8,0,0\"\u003e\u003cb data-path-to-node=\"14,8,0,0\" data-index-in-node=\"0\"\u003eEfficiency\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan data-path-to-node=\"14,8,1,0\"\u003e\u0026gt;80% at Nominal Load\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003chr data-path-to-node=\"15\"\u003e\n\u003ch2 data-path-to-node=\"16\"\u003eEngineering Installation Guide\u003c\/h2\u003e\n\u003cp data-path-to-node=\"17\"\u003ePrecise installation and thermal management are vital for the longevity of the IS2020RKPSG1AK.\u003c\/p\u003e\n\u003ch3 data-path-to-node=\"18\"\u003ePhysical Integration and Cooling\u003c\/h3\u003e\n\u003cp data-path-to-node=\"19\"\u003eThe RKPS module generates significant heat during normal operation. When sliding the module into the power rack, ensure the guide rails are properly aligned to prevent pin damage on the backplane connector. It is mandatory to verify that the cabinet's cooling fans are operational and that the airflow path through the module's heat sink is unobstructed. Excessive heat is the primary cause of premature capacitor failure in these units.\u003c\/p\u003e\n\u003ch3 data-path-to-node=\"20\"\u003eVoltage Verification\u003c\/h3\u003e\n\u003cp data-path-to-node=\"21\"\u003eAfter installation and before loading the rack with expensive processor cards, use a calibrated digital multimeter to verify the output voltages at the backplane test points. Ensure that the +5V rail is within the tight tolerance required for digital logic (typically ±5%). If the system uses a redundant power configuration (Diode-OR'd), verify that the IS2020RKPSG1AK is correctly sharing the load with its counterpart.\u003c\/p\u003e\n\u003chr data-path-to-node=\"22\"\u003e\n\u003ch2 data-path-to-node=\"23\"\u003eEngineering Advantages\u003c\/h2\u003e\n\u003cp data-path-to-node=\"24\"\u003eThe IS2020RKPSG1AK provides a layer of electrical \"isolation\" between the plant's bulk power system and the delicate turbine control logic. It is built to withstand the high-frequency switching noise and voltage dips often encountered during large motor starts or grid transients.\u003c\/p\u003e\n\u003cp data-path-to-node=\"25\"\u003eOne of its key advantages is the \u003cb data-path-to-node=\"25\" data-index-in-node=\"33\"\u003ePower-OK signal logic\u003c\/b\u003e. The module doesn't just provide power; it communicates its status to the Mark VI controller. If a voltage rail begins to drift outside of safe parameters, the module triggers a diagnostic alarm in the Toolbox software, allowing for predictive maintenance before a complete system shutdown occurs. Its ruggedized 3-unit (3U) or 6-unit (6U) height form factor is specifically vibration-tested for proximity to large rotating machinery.\u003c\/p\u003e\n\u003chr data-path-to-node=\"26\"\u003e\n\u003ch2 data-path-to-node=\"27\"\u003eTechnical FAQs\u003c\/h2\u003e\n\u003cp data-path-to-node=\"28\"\u003e\u003cb data-path-to-node=\"28\" data-index-in-node=\"0\"\u003eQ1: Can the IS2020RKPSG1AK be replaced while the turbine is online?\u003c\/b\u003e\u003c\/p\u003e\n\u003cp data-path-to-node=\"28\"\u003eA1: In redundant Mark VI systems (TMR), the power supply rack is often designed to allow for \"Hot Swapping\" if a parallel redundant module is healthy. However, you must confirm that your specific cabinet wiring supports redundant power sharing before attempting a live replacement to avoid a total rack power loss.\u003c\/p\u003e\n\u003cp data-path-to-node=\"29\"\u003e\u003cb data-path-to-node=\"29\" data-index-in-node=\"0\"\u003eQ2: What do the different LED colors on the front panel indicate?\u003c\/b\u003e\u003c\/p\u003e\n\u003cp data-path-to-node=\"29\"\u003eA2: Typically, a solid Green LED indicates that the associated DC rail is within tolerance. A Red LED or an extinguished LED indicates a rail failure or an internal protection trip. Always refer to your specific system manual, as LED logic can vary slightly by revision.\u003c\/p\u003e\n\u003cp data-path-to-node=\"30\"\u003e\u003cb data-path-to-node=\"30\" data-index-in-node=\"0\"\u003eQ3: Does this module require periodic calibration?\u003c\/b\u003e\u003c\/p\u003e\n\u003cp data-path-to-node=\"30\"\u003eA3: No, the output voltages are factory-set and regulated internally. If the output voltage drifts significantly, the module should be replaced or refurbished by a qualified technician, as it indicates the degradation of internal reference components.\u003c\/p\u003e\n\u003cp data-path-to-node=\"31\"\u003e\u003cb data-path-to-node=\"31\" data-index-in-node=\"0\"\u003eQ4: Is the \"G1AK\" version backward compatible with \"G1A\" or \"G1AJ\" versions?\u003c\/b\u003e\u003c\/p\u003e\n\u003cp data-path-to-node=\"31\"\u003eA4: Yes, the \"AK\" version is a functional successor to previous G1 iterations. It maintains the same form factor and electrical specifications but offers improved reliability and updated component standards for modern power grids.\u003c\/p\u003e","brand":"General Electric","offers":[{"title":"Default Title","offer_id":52695424369003,"sku":"IS2020RKPSG1AK","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/general-electric-is2020rkpsg1ak-vme-rack-power-supply-module-jcljqxyavsi_21f2fafc-c01c-45fd-8747-2885d2f33a73.jpg?v=1766135517","url":"https:\/\/www.plcprotech.com\/products\/ge-is2020rkpsg1ak-vme-rack-power-supply-mark-vi-speedtronic","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}