{"product_id":"abb-power-one-3l07-99-1-3m05-50-55kw-aurora-pvi-interface-board","title":"ABB Power-One (3M05)\/3L07-99-1| 50-55kW | Aurora PVI Interface Board","description":"\u003cdiv class=\"qMYqUG_convSearchResultHighlightRoot\"\u003e\n\u003cdiv class=\"\" data-turn-id-container=\"b55864c8-4f9e-44ac-84dc-bbb810463925\" data-is-intersecting=\"true\"\u003e\n\u003csection class=\"text-token-text-primary w-full focus:outline-none has-data-writing-block:pointer-events-none [\u0026amp;:has([data-writing-block])\u0026gt;*]:pointer-events-auto R6Vx5W_threadScrollVars scroll-mb-[calc(var(--scroll-root-safe-area-inset-bottom,0px)+var(--thread-response-height))] scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]\" dir=\"auto\" data-turn-id=\"b55864c8-4f9e-44ac-84dc-bbb810463925\" data-turn-id-container=\"b55864c8-4f9e-44ac-84dc-bbb810463925\" data-testid=\"conversation-turn-10\" data-turn=\"assistant\"\u003e\n\u003cdiv class=\"text-base my-auto mx-auto pb-8 [--thread-content-margin:var(--thread-content-margin-xs,calc(var(--spacing)*4))] @w-sm\/main:[--thread-content-margin:var(--thread-content-margin-sm,calc(var(--spacing)*6))] @w-lg\/main:[--thread-content-margin:var(--thread-content-margin-lg,calc(var(--spacing)*16))] px-(--thread-content-margin)\"\u003e\n\u003cdiv data-conversation-screenshot-content=\"\" data-dil-talvt-response-state=\"complete\" class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden relative flex w-full min-w-0 flex-col agent-turn\"\u003e\n\u003cdiv class=\"flex max-w-full flex-col gap-4 [\u0026amp;\u0026gt;div:has([data-free-thinking-preview-answer=true])+:is(.text-message,.relative:has(\u0026gt;.text-message))]:-mt-2 grow\"\u003e\n\u003cdiv class=\"TzNmiG_container gap-4 [\u0026amp;\u0026gt;div:has([data-free-thinking-preview-answer=true])+:is(.text-message,.relative:has(\u0026gt;.text-message))]:-mt-2\" data-streaming-response-group=\"\"\u003e\n\u003cdiv data-message-author-role=\"assistant\" data-message-id=\"b55864c8-4f9e-44ac-84dc-bbb810463925\" data-markdown-talvt-message-id=\"b55864c8-4f9e-44ac-84dc-bbb810463925\" data-markdown-talvt-render-state=\"ready\" data-turn-start-message=\"true\" dir=\"auto\" data-message-model-slug=\"gpt-5-6\" class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal outline-none keyboard-focused:focus-ring [.text-message+\u0026amp;]:mt-1\"\u003e\n\u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden\"\u003e\n\u003cdiv class=\"LR5Y_W_content markdown prose dark:prose-invert wrap-break-word w-full light markdown-new-styling\"\u003e\n\u003ch3 dir=\"auto\" data-start=\"59\" data-end=\"81\" class=\"PDq2pG_selectionAnchorContainer\"\u003e\n\u003cspan role=\"text\"\u003e📝 \u003cstrong data-start=\"66\" data-end=\"81\"\u003eDescription\u003c\/strong\u003e\u003c\/span\u003e\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h3\u003e\n\u003cp dir=\"auto\" data-start=\"82\" data-end=\"718\"\u003e\u003cstrong data-start=\"82\" data-end=\"99\"\u003eUsed product.\u003c\/strong\u003e Original \u003cstrong data-start=\"109\" data-end=\"128\"\u003eABB \/ Power-One\u003c\/strong\u003e electronic board, code \u003cstrong data-start=\"152\" data-end=\"173\"\u003e3L07-99-1 Pb-free\u003c\/strong\u003e, used inside centralized photovoltaic inverter modules of the \u003cstrong data-start=\"236\" data-end=\"260\"\u003eAurora Power-One PVI\u003c\/strong\u003e family. The PCB performs \u003cstrong data-start=\"286\" data-end=\"321\"\u003einterface and control functions\u003c\/strong\u003e between the different electronic sections of the module, managing signals from measurement and control circuits and communications with the \u003cstrong data-start=\"462\" data-end=\"469\"\u003eDSP\u003c\/strong\u003e and \u003cstrong data-start=\"474\" data-end=\"496\"\u003esupervision system\u003c\/strong\u003e. Visible PCB connections are marked \u003cstrong data-start=\"533\" data-end=\"562\"\u003eVSIN, DSP, and SUPERVISOR\u003c\/strong\u003e. The board includes integrated circuits, signal processing and conditioning sections, interface circuits, multipole connectors, and power supply circuitry.\u003c\/p\u003e\n\u003ch3 dir=\"auto\" data-start=\"719\" data-end=\"749\"\u003e\u003cspan role=\"text\"\u003e⚙️ \u003cstrong data-start=\"726\" data-end=\"749\"\u003eMain Specifications\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-start=\"750\" data-end=\"1329\"\u003e\n\u003cli data-start=\"750\" data-end=\"778\"\u003e\n\u003cstrong data-start=\"752\" data-end=\"762\"\u003eBrand:\u003c\/strong\u003e Power-One \/ ABB\u003c\/li\u003e\n\u003cli data-start=\"779\" data-end=\"808\"\u003e\n\u003cstrong data-start=\"781\" data-end=\"794\"\u003ePCB Code:\u003c\/strong\u003e \u003cstrong data-start=\"795\" data-end=\"808\"\u003e3L07-99-1\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"809\" data-end=\"837\"\u003e\n\u003cstrong data-start=\"811\" data-end=\"823\"\u003eMarking:\u003c\/strong\u003e ABB – Pb-free\u003c\/li\u003e\n\u003cli data-start=\"838\" data-end=\"888\"\u003e\n\u003cstrong data-start=\"840\" data-end=\"849\"\u003eType:\u003c\/strong\u003e Interface and control electronic board\u003c\/li\u003e\n\u003cli data-start=\"889\" data-end=\"959\"\u003e\n\u003cstrong data-start=\"891\" data-end=\"907\"\u003eApplication:\u003c\/strong\u003e Aurora Power-One centralized photovoltaic inverters\u003c\/li\u003e\n\u003cli data-start=\"960\" data-end=\"1000\"\u003e\n\u003cstrong data-start=\"962\" data-end=\"978\"\u003eConnections:\u003c\/strong\u003e VSIN, DSP, SUPERVISOR\u003c\/li\u003e\n\u003cli data-start=\"1001\" data-end=\"1052\"\u003e\n\u003cstrong data-start=\"1003\" data-end=\"1020\"\u003eInstallation:\u003c\/strong\u003e Internal to the inverter module\u003c\/li\u003e\n\u003cli data-start=\"1053\" data-end=\"1101\"\u003e\n\u003cstrong data-start=\"1055\" data-end=\"1070\"\u003eTechnology:\u003c\/strong\u003e Industrial multi-component PCB\u003c\/li\u003e\n\u003cli data-start=\"1102\" data-end=\"1196\"\u003e\n\u003cstrong data-start=\"1104\" data-end=\"1118\"\u003eFunctions:\u003c\/strong\u003e Signal interface, control, supervision, and internal communication management\u003c\/li\u003e\n\u003cli data-start=\"1197\" data-end=\"1329\"\u003e\n\u003cstrong data-start=\"1199\" data-end=\"1214\"\u003eComponents:\u003c\/strong\u003e Integrated circuits, transformers\/inductors, capacitors, driver circuits, optocouplers, and power supply circuitry\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 dir=\"auto\" data-start=\"1330\" data-end=\"1355\"\u003e\u003cspan role=\"text\"\u003e🔧 \u003cstrong data-start=\"1337\" data-end=\"1355\"\u003eMain Functions\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp dir=\"auto\" data-start=\"1356\" data-end=\"1417\"\u003eDepending on the module configuration, the board may provide:\u003c\/p\u003e\n\u003cul data-start=\"1418\" data-end=\"1984\"\u003e\n\u003cli data-start=\"1418\" data-end=\"1475\"\u003eInterface between the electronic circuits of the module\u003c\/li\u003e\n\u003cli data-start=\"1476\" data-end=\"1528\"\u003eManagement and conditioning of measurement signals\u003c\/li\u003e\n\u003cli data-start=\"1529\" data-end=\"1559\"\u003eInterfacing with the \u003cstrong data-start=\"1552\" data-end=\"1559\"\u003eDSP\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1560\" data-end=\"1607\"\u003eCommunication with the \u003cstrong data-start=\"1585\" data-end=\"1607\"\u003esupervision system\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1608\" data-end=\"1655\"\u003eManagement of signals from the power sections\u003c\/li\u003e\n\u003cli data-start=\"1656\" data-end=\"1716\"\u003eDistribution and management of command and control signals\u003c\/li\u003e\n\u003cli data-start=\"1717\" data-end=\"1787\"\u003eInterface between power circuits and low-voltage electronic circuits\u003c\/li\u003e\n\u003cli data-start=\"1788\" data-end=\"1984\"\u003eSupport for monitoring the operating conditions of the module\u003cbr\u003eThe presence of the \u003cstrong data-start=\"1872\" data-end=\"1879\"\u003eDSP\u003c\/strong\u003e and \u003cstrong data-start=\"1884\" data-end=\"1898\"\u003eSUPERVISOR\u003c\/strong\u003e connectors on the photographed board is particularly significant for these functions.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 dir=\"auto\" data-start=\"1985\" data-end=\"2017\"\u003e\u003cspan role=\"text\"\u003e🔌 \u003cstrong data-start=\"1992\" data-end=\"2017\"\u003ePurpose and Operation\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp dir=\"auto\" data-start=\"2018\" data-end=\"2479\"\u003eThe \u003cstrong data-start=\"2022\" data-end=\"2035\"\u003e3L07-99-1\u003c\/strong\u003e constitutes an internal electronic interface of the Aurora Power-One module. Its purpose is to enable information exchange between the measurement, control, DSP, supervision, and internal module circuits.\u003cbr\u003eWhen operating correctly, signals are acquired, conditioned, and transferred to the module control circuits. A fault in the board, its connectors, or the related power supplies may cause loss of communication or abnormal module operation.\u003c\/p\u003e\n\u003ch3 dir=\"auto\" data-start=\"2480\" data-end=\"2518\"\u003e\u003cspan role=\"text\"\u003e🧩 \u003cstrong data-start=\"2487\" data-end=\"2518\"\u003eCompatibility and Inverters\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp dir=\"auto\" data-start=\"2519\" data-end=\"2597\"\u003eThe \u003cstrong data-start=\"2523\" data-end=\"2531\"\u003e3L07\u003c\/strong\u003e family is associated with Aurora Power-One centralized inverters.\u003c\/p\u003e\n\u003cul data-start=\"2598\" data-end=\"3011\"\u003e\n\u003cli data-start=\"2598\" data-end=\"2627\"\u003e\n\u003cstrong data-start=\"2600\" data-end=\"2617\"\u003ePVI50 – 3L07:\u003c\/strong\u003e \u003cstrong data-start=\"2618\" data-end=\"2627\"\u003e50 kW\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2628\" data-end=\"3011\"\u003e\n\u003cstrong data-start=\"2630\" data-end=\"2647\"\u003ePVI55 – 3L07:\u003c\/strong\u003e \u003cstrong data-start=\"2648\" data-end=\"2657\"\u003e55 kW\u003c\/strong\u003e\u003cbr\u003eThe board is compatible with \u003cstrong data-start=\"2687\" data-end=\"2770\"\u003eAurora Power-One PVI modules of the 3L07 family, mainly 50\/55 kW configurations\u003c\/strong\u003e, subject to verification of the PCB code, revision, connectors, and module configuration.\u003cbr\u003eIt should not be identified as a board specifically for \u003cstrong data-start=\"2917\" data-end=\"2926\"\u003e67 kW\u003c\/strong\u003e systems: the PVI Central HV 67 kW units are associated with codes \u003cstrong data-start=\"2993\" data-end=\"3010\"\u003e3M62 and 3M67\u003c\/strong\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 dir=\"auto\" data-start=\"3012\" data-end=\"3050\"\u003e\u003cspan role=\"text\"\u003e⚠️ \u003cstrong data-start=\"3019\" data-end=\"3050\"\u003eTypical Faults and Symptoms\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp dir=\"auto\" data-start=\"3051\" data-end=\"3092\"\u003eA fault in the 3L07-99-1 may manifest as:\u003c\/p\u003e\n\u003cul data-start=\"3093\" data-end=\"3664\"\u003e\n\u003cli data-start=\"3093\" data-end=\"3148\"\u003eLoss of communication between the electronics and DSP\u003c\/li\u003e\n\u003cli data-start=\"3149\" data-end=\"3202\"\u003eModule not being correctly recognized by the system\u003c\/li\u003e\n\u003cli data-start=\"3203\" data-end=\"3226\"\u003eSupervision anomalies\u003c\/li\u003e\n\u003cli data-start=\"3227\" data-end=\"3262\"\u003eModule lockup or failure to start\u003c\/li\u003e\n\u003cli data-start=\"3263\" data-end=\"3287\"\u003eIntermittent operation\u003c\/li\u003e\n\u003cli data-start=\"3288\" data-end=\"3331\"\u003eLoss or alteration of measurement signals\u003c\/li\u003e\n\u003cli data-start=\"3332\" data-end=\"3362\"\u003eAnomalies in control signals\u003c\/li\u003e\n\u003cli data-start=\"3363\" data-end=\"3415\"\u003eErrors persisting on the same module after restart\u003c\/li\u003e\n\u003cli data-start=\"3416\" data-end=\"3664\"\u003eFailure of certain internal electronic functions\u003cbr\u003e\u003cstrong data-start=\"3467\" data-end=\"3479\"\u003eWarning:\u003c\/strong\u003e these symptoms do not automatically demonstrate that the \u003cstrong data-start=\"3537\" data-end=\"3550\"\u003e3L07-99-1\u003c\/strong\u003e is faulty. Power supplies, wiring, connectors, DSP, connected boards, and the power section must also be checked.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 dir=\"auto\" data-start=\"3665\" data-end=\"3702\"\u003e\u003cspan role=\"text\"\u003e🚨 \u003cstrong data-start=\"3672\" data-end=\"3702\"\u003eFaults and Possible Errors\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp dir=\"auto\" data-start=\"3703\" data-end=\"3872\"\u003eSeveral error codes are documented for centralized Aurora modules of the \u003cstrong data-start=\"3776\" data-end=\"3791\"\u003e3L07 family\u003c\/strong\u003e. However, they should not be considered codes \u003cstrong data-start=\"3838\" data-end=\"3871\"\u003especific to the 3L07-99-1 PCB\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3 dir=\"auto\" data-start=\"3873\" data-end=\"3911\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"3877\" data-end=\"3911\"\u003eE005 – DSP Communication Error\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp dir=\"auto\" data-start=\"3912\" data-end=\"4177\"\u003eOne of the codes most relevant to this board, as it is described as a \u003cstrong data-start=\"3982\" data-end=\"4018\"\u003ecommunication error with the DSP\u003c\/strong\u003e. STI documentation indicates a possible internal module fault and suggests restarting and comparing\/exchanging the module as part of the diagnostic procedure.\u003c\/p\u003e\n\u003ch3 dir=\"auto\" data-start=\"4178\" data-end=\"4200\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"4182\" data-end=\"4200\"\u003eE004 – Bulk OV\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp dir=\"auto\" data-start=\"4201\" data-end=\"4326\"\u003eIndicates an \u003cstrong data-start=\"4214\" data-end=\"4259\"\u003einput voltage above the maximum threshold\u003c\/strong\u003e. It may be caused by the PV system or by an internal module fault.\u003c\/p\u003e\n\u003ch3 dir=\"auto\" data-start=\"4327\" data-end=\"4356\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"4331\" data-end=\"4356\"\u003eE007 – OCH \/ IGBT SAT\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp dir=\"auto\" data-start=\"4357\" data-end=\"4527\"\u003eMay occur in the presence of grid disturbances or voltage dips, low irradiance, or an internal IGBT fault. If it recurs on the same module, further diagnosis is required.\u003c\/p\u003e\n\u003ch3 dir=\"auto\" data-start=\"4528\" data-end=\"4558\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"4532\" data-end=\"4558\"\u003eE014 – Overtemperature\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp dir=\"auto\" data-start=\"4559\" data-end=\"4708\"\u003eAssociated with overtemperature, sensor problems, high ambient temperature, or clogged filters. It is therefore not a code specific to the 3L07-99-1.\u003c\/p\u003e\n\u003ch3 dir=\"auto\" data-start=\"4709\" data-end=\"4739\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"4713\" data-end=\"4739\"\u003eE015 – Unbalanced Bulk\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp dir=\"auto\" data-start=\"4740\" data-end=\"4907\"\u003eIndicates a voltage difference across the DC capacitors exceeding the threshold. The cause may be loss of insulation in the PV generator or an internal module problem.\u003c\/p\u003e\n\u003ch3 dir=\"auto\" data-start=\"4908\" data-end=\"4937\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"4912\" data-end=\"4937\"\u003eE043 – Auto-Exclusion\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp dir=\"auto\" data-start=\"4938\" data-end=\"5220\"\u003eThe module may enter auto-exclusion after repeated faults. STI indicates \u003cstrong data-start=\"5011\" data-end=\"5041\"\u003eE005, E007, E015, and E038\u003c\/strong\u003e among the errors that may lead to E043.\u003cbr\u003e\u003cstrong data-start=\"5082\" data-end=\"5096\"\u003eImportant:\u003c\/strong\u003e these codes belong to the \u003cstrong data-start=\"5123\" data-end=\"5160\"\u003emodule\/inverter diagnostic system\u003c\/strong\u003e and are not exclusive error codes of the \u003cstrong data-start=\"5202\" data-end=\"5219\"\u003e3L07-99-1 PCB\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3 dir=\"auto\" data-start=\"5221\" data-end=\"5267\"\u003e\u003cspan role=\"text\"\u003e🛠️ \u003cstrong data-start=\"5229\" data-end=\"5267\"\u003eCommon Services in Case of Failure\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp dir=\"auto\" data-start=\"5268\" data-end=\"5341\"\u003eFor a PCB of this type, the following services may normally be performed:\u003c\/p\u003e\n\u003cul data-start=\"5342\" data-end=\"6078\"\u003e\n\u003cli data-start=\"5342\" data-end=\"5372\"\u003eElectronic board diagnostics\u003c\/li\u003e\n\u003cli data-start=\"5373\" data-end=\"5394\"\u003ePower supply checks\u003c\/li\u003e\n\u003cli data-start=\"5395\" data-end=\"5430\"\u003eVerification of internal voltages\u003c\/li\u003e\n\u003cli data-start=\"5431\" data-end=\"5475\"\u003eInspection of connectors and solder joints\u003c\/li\u003e\n\u003cli data-start=\"5476\" data-end=\"5516\"\u003eVerification of communication sections\u003c\/li\u003e\n\u003cli data-start=\"5517\" data-end=\"5555\"\u003eInspection of DSP interface circuits\u003c\/li\u003e\n\u003cli data-start=\"5556\" data-end=\"5609\"\u003eVerification of isolation and conditioning circuits\u003c\/li\u003e\n\u003cli data-start=\"5610\" data-end=\"5647\"\u003eInspection of electronic components\u003c\/li\u003e\n\u003cli data-start=\"5648\" data-end=\"5683\"\u003eReplacement of damaged components\u003c\/li\u003e\n\u003cli data-start=\"5684\" data-end=\"5740\"\u003eRepair of damaged traces or deteriorated solder joints\u003c\/li\u003e\n\u003cli data-start=\"5741\" data-end=\"5799\"\u003eTreatment and restoration of areas affected by oxidation\u003c\/li\u003e\n\u003cli data-start=\"5800\" data-end=\"5824\"\u003eTechnical PCB cleaning\u003c\/li\u003e\n\u003cli data-start=\"5825\" data-end=\"5845\"\u003eFunctional testing\u003c\/li\u003e\n\u003cli data-start=\"5846\" data-end=\"6078\"\u003eReplacement with a compatible board\u003cbr\u003eProfessional maintenance of Power-One\/ABB modules includes inspection of boards, flat cables and connectors, cleaning, checking circuits subject to oxidation, and functional testing under power.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 dir=\"auto\" data-start=\"6079\" data-end=\"6114\"\u003e\u003cspan role=\"text\"\u003e🛠️ \u003cstrong data-start=\"6087\" data-end=\"6114\"\u003eRecommended Diagnostics\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp dir=\"auto\" data-start=\"6115\" data-end=\"6164\"\u003eBefore replacing the board, it is recommended to:\u003c\/p\u003e\n\u003col data-start=\"6165\" data-end=\"6658\"\u003e\n\u003cli data-start=\"6165\" data-end=\"6200\"\u003eVerify the module power supplies\u003c\/li\u003e\n\u003cli data-start=\"6201\" data-end=\"6236\"\u003eCheck connectors and flat cables\u003c\/li\u003e\n\u003cli data-start=\"6237\" data-end=\"6265\"\u003eVerify the DSP connection\u003c\/li\u003e\n\u003cli data-start=\"6266\" data-end=\"6315\"\u003eCheck the connection to the supervision system\u003c\/li\u003e\n\u003cli data-start=\"6316\" data-end=\"6368\"\u003eRead the \u003cstrong data-start=\"6328\" data-end=\"6368\"\u003efault log through Aurora CVI Central\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"6369\" data-end=\"6436\"\u003eVerify whether the error remains associated with the same module\u003c\/li\u003e\n\u003cli data-start=\"6437\" data-end=\"6658\"\u003eWhere possible, compare operation with another module in the same rack\u003cbr\u003eThe module comparison\/exchange procedure is also indicated in STI documentation to distinguish an internal module problem from an external problem.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3 dir=\"auto\" data-start=\"6659\" data-end=\"6683\"\u003e\u003cspan role=\"text\"\u003e🛠️ \u003cstrong data-start=\"6667\" data-end=\"6683\"\u003eApplications\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-start=\"6684\" data-end=\"6945\"\u003e\n\u003cli data-start=\"6684\" data-end=\"6744\"\u003eRepair of centralized \u003cstrong data-start=\"6708\" data-end=\"6734\"\u003eABB \/ Power-One Aurora\u003c\/strong\u003e inverters\u003c\/li\u003e\n\u003cli data-start=\"6745\" data-end=\"6785\"\u003eMaintenance of \u003cstrong data-start=\"6762\" data-end=\"6777\"\u003ePVI Central\u003c\/strong\u003e modules\u003c\/li\u003e\n\u003cli data-start=\"6786\" data-end=\"6815\"\u003eReplacement of damaged PCBs\u003c\/li\u003e\n\u003cli data-start=\"6816\" data-end=\"6849\"\u003eRestoration of \u003cstrong data-start=\"6833\" data-end=\"6841\"\u003e3L07\u003c\/strong\u003e modules\u003c\/li\u003e\n\u003cli data-start=\"6850\" data-end=\"6899\"\u003eSpare parts for industrial photovoltaic systems\u003c\/li\u003e\n\u003cli data-start=\"6900\" data-end=\"6945\"\u003eElectronic refurbishment and reconditioning\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 dir=\"auto\" data-start=\"6946\" data-end=\"6967\"\u003e\u003cspan role=\"text\"\u003e💡 \u003cstrong data-start=\"6953\" data-end=\"6967\"\u003eAdvantages\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-start=\"6968\" data-end=\"7309\"\u003e\n\u003cli data-start=\"6968\" data-end=\"7009\"\u003eOriginal \u003cstrong data-start=\"6979\" data-end=\"6998\"\u003eABB \/ Power-One\u003c\/strong\u003e spare part\u003c\/li\u003e\n\u003cli data-start=\"7010\" data-end=\"7055\"\u003eClearly identifiable \u003cstrong data-start=\"7033\" data-end=\"7046\"\u003e3L07-99-1\u003c\/strong\u003e PCB code\u003c\/li\u003e\n\u003cli data-start=\"7056\" data-end=\"7104\"\u003eDedicated to the Aurora Power-One architecture\u003c\/li\u003e\n\u003cli data-start=\"7105\" data-end=\"7158\"\u003eIntegrates numerous interface and control functions\u003c\/li\u003e\n\u003cli data-start=\"7159\" data-end=\"7244\"\u003eAllows replacement of the PCB alone without necessarily replacing the entire module\u003c\/li\u003e\n\u003cli data-start=\"7245\" data-end=\"7309\"\u003eSuitable for repair, maintenance, and refurbishment activities\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 dir=\"auto\" data-start=\"7310\" data-end=\"7339\"\u003e\u003cspan role=\"text\"\u003e🛡️ \u003cstrong data-start=\"7318\" data-end=\"7339\"\u003eProduct Condition\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp dir=\"auto\" data-start=\"7340\" data-end=\"7671\"\u003e\u003cstrong data-start=\"7340\" data-end=\"7354\"\u003eUsed board\u003c\/strong\u003e, as shown in the photographs. The PCB has normal signs of use and superficial wear consistent with a component recovered from industrial equipment.\u003cbr\u003e\u003cstrong data-start=\"7503\" data-end=\"7572\"\u003eFunctional status must correspond to the actual testing performed\u003c\/strong\u003e; it should not be described as tested without verification on a compatible inverter or test bench.\u003c\/p\u003e\n\u003ch3 dir=\"auto\" data-start=\"7672\" data-end=\"7699\"\u003e\u003cspan role=\"text\"\u003e📦 \u003cstrong data-start=\"7679\" data-end=\"7699\"\u003ePackage Contents\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-start=\"7700\" data-end=\"7855\"\u003e\n\u003cli data-start=\"7700\" data-end=\"7742\"\u003e\u003cstrong data-start=\"7702\" data-end=\"7742\"\u003e1 × ABB \/ Power-One electronic board\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli data-start=\"7743\" data-end=\"7764\"\u003e\u003cstrong data-start=\"7745\" data-end=\"7764\"\u003eCode: 3L07-99-1\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli data-start=\"7765\" data-end=\"7798\"\u003ePCB as shown in the photographs\u003c\/li\u003e\n\u003cli data-start=\"7799\" data-end=\"7855\"\u003eConnectors present on the board as shown in the images\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 dir=\"auto\" data-start=\"7856\" data-end=\"7874\"\u003e\u003cspan role=\"text\"\u003e🟢 \u003cstrong data-start=\"7863\" data-end=\"7874\"\u003eSummary\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp dir=\"auto\" data-start=\"7875\" data-end=\"8473\"\u003eThe \u003cstrong data-start=\"7879\" data-end=\"7908\"\u003eABB \/ Power-One 3L07-99-1\u003c\/strong\u003e is an internal \u003cstrong data-start=\"7924\" data-end=\"7955\"\u003einterface and control board\u003c\/strong\u003e for Aurora Power-One centralized inverter modules of the \u003cstrong data-start=\"8013\" data-end=\"8021\"\u003e3L07\u003c\/strong\u003e family, associated with \u003cstrong data-start=\"8046\" data-end=\"8058\"\u003e50\/55 kW\u003c\/strong\u003e configurations. It interfaces with \u003cstrong data-start=\"8094\" data-end=\"8123\"\u003eVSIN, DSP, and SUPERVISOR\u003c\/strong\u003e sections and contributes to signal management, communications, and module control functions.\u003cbr\u003eAmong the module anomalies, \u003cstrong data-start=\"8245\" data-end=\"8279\"\u003eE005 – DSP Communication Error\u003c\/strong\u003e is particularly relevant, together with \u003cstrong data-start=\"8320\" data-end=\"8350\"\u003eE004, E007, E014, and E015\u003c\/strong\u003e. These codes must be interpreted as \u003cstrong data-start=\"8387\" data-end=\"8420\"\u003emodule diagnostic indications\u003c\/strong\u003e, not as automatic proof of failure of the 3L07-99-1.\u003cspan role=\"text\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"ABB Interface Module","offers":[{"title":"Default Title","offer_id":54933483290957,"sku":null,"price":900.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0802\/3274\/3245\/files\/MG_7111.jpg?v=1790958190","url":"https:\/\/greenenergy-repair.com\/el\/products\/abb-power-one-3l07-99-1-3m05-50-55kw-aurora-pvi-interface-board","provider":"Green Energy","version":"1.0","type":"link"}