Dell K812N инструкция обслуживания

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Хорошее руководство по эксплуатации

Законодательство обязывает продавца передать покупателю, вместе с товаром, руководство по эксплуатации Dell K812N. Отсутствие инструкции либо неправильная информация, переданная потребителю, составляют основание для рекламации в связи с несоответствием устройства с договором. В законодательстве допускается предоставлении руководства в другой, чем бумажная форме, что, в последнее время, часто используется, предоставляя графическую или электронную форму инструкции Dell K812N или обучающее видео для пользователей. Условием остается четкая и понятная форма.

Что такое руководство?

Слово происходит от латинского "instructio", тоесть привести в порядок. Следовательно в инструкции Dell K812N можно найти описание этапов поведения. Цель инструкции заключается в облегчении запуска, использования оборудования либо выполнения определенной деятельности. Инструкция является набором информации о предмете/услуге, подсказкой.

К сожалению немного пользователей находит время для чтения инструкций Dell K812N, и хорошая инструкция позволяет не только узнать ряд дополнительных функций приобретенного устройства, но и позволяет избежать возникновения большинства поломок.

Из чего должно состоять идеальное руководство по эксплуатации?

Прежде всего в инструкции Dell K812N должна находится:
- информация относительно технических данных устройства Dell K812N
- название производителя и год производства оборудования Dell K812N
- правила обслуживания, настройки и ухода за оборудованием Dell K812N
- знаки безопасности и сертификаты, подтверждающие соответствие стандартам

Почему мы не читаем инструкций?

Как правило из-за нехватки времени и уверенности в отдельных функциональностях приобретенных устройств. К сожалению само подсоединение и запуск Dell K812N это слишком мало. Инструкция заключает ряд отдельных указаний, касающихся функциональности, принципов безопасности, способов ухода (даже то, какие средства стоит использовать), возможных поломок Dell K812N и способов решения проблем, возникающих во время использования. И наконец то, в инструкции можно найти адресные данные сайта Dell, в случае отсутствия эффективности предлагаемых решений. Сейчас очень большой популярностью пользуются инструкции в форме интересных анимаций или видео материалов, которое лучше, чем брошюра воспринимаются пользователем. Такой вид инструкции позволяет пользователю просмотреть весь фильм, не пропуская спецификацию и сложные технические описания Dell K812N, как это часто бывает в случае бумажной версии.

Почему стоит читать инструкции?

Прежде всего здесь мы найдем ответы касательно конструкции, возможностей устройства Dell K812N, использования отдельных аксессуаров и ряд информации, позволяющей вполне использовать все функции и упрощения.

После удачной покупки оборудования/устройства стоит посвятить несколько минут для ознакомления с каждой частью инструкции Dell K812N. Сейчас их старательно готовят или переводят, чтобы они были не только понятными для пользователя, но и чтобы выполняли свою основную информационно-поддерживающую функцию.

Содержание руководства

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    Dell t Online Rack UPS 5600W User's Guide Dell 5600R OL HV-US, Dell 5600R OL HV K812N w w w . d e l l . c o m | s u p p o r t . d e l l . c o m[...]

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    Notes and Warnings NOTE: A NOTE indicates important information that helps you make better use of your product. CAUTION: A CAUTION indicates a potentially hazardous situation which, if not avoided, may result in minor or moderate injury or in property damage incidents. WARNING: A WARNING indicates a potentially hazardous situation which, if not avo[...]

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    3 Table of Contents | Table of Contents 1 Introduction Finding Information 8 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 Safety Warnings 3 Installation Inspecting the Equipment 11 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Unpacking the Cabinet 12 . . . . .[...]

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    4 | Table of Contents Screen Locked 35 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . UPS Status 35 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Event Log 38 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [...]

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    5 Table of Contents | Storing the UPS and Batteries 59 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . When to Replace Batteries 59 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Testing Batteries 60 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .[...]

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    6 | Introduction Introduction The Dell t Online Rack uninterruptible power system (UPS) protects your sensitive electronic equipment from basic power problems such as power failures, power sags, power surges, brownouts, and line noise. Power outages can occur when you least expect them and power quality can be erratic. These power problems have the[...]

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    7 Introduction | Providing outstanding performance and reliability, the UPS's unique benefits include: S Online UPS design with pure sine wave output. S True online double-conversion technology with high power density, utility frequency independence, and generator compatibility. S Buck and Boost voltage regulation that ensures regulated voltag[...]

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    8 | Introduction Finding Information CAUTION: The Safety, Environmental, and Regulatory Information document provides important safety and regulatory information. What are You Looking For? Find It Here S The user's guide for my UPS S The user's guide for the Dell Network Management Card S Dell UPS Management Software NOTE: Documentation a[...]

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    9 Safety Warnings | Safety Warnings CAUTION: Before performing the procedures in this document, read and follow the safety instructions and important regulatory information in your Safety, Environmental, and Regulatory Information document. IMPORTANT SAFETY INSTRUCTIONS SAVE THESE INSTRUCTIONS This manual contains important instructions that you sh[...]

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    10 | Safety Warnings CAUTION: Observe the following instructions to help prevent a potentially hazardous situation which, if not avoided, may result in minor or moderate injury or in property damage incidents: S Servicing of batteries should be performed or supervised by personnel knowledgeable about batteries and the required precautions. Keep una[...]

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    11 Safety Warnings | S Do not overload the AC power supply branch circuit that provides power to the rack. S Do not stand or step on any components in the rack. WARNING: Slide/rail mounted equipment is not to be used as a shelf or work space. Do not add weight to slide/rail mounted equipment.[...]

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    12 | Installation Installation This chapter explains: S Equipment inspection S Unpacking the cabinet S UPS rear panels S UPS setup and installation, including the External Battery Module (EBM) S Remote Emergency Power-off (REPO) installation S Initial startup Inspecting the Equipment If any equipment has been damaged during shipment, keep the shipp[...]

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    13 Installation | Unpacking the Cabinet CAUTION: Unpacking the cabinet in a low-temperature environment may cause condensation to occur in and on the cabinet. Do not install the cabinet until the inside and outside of the cabinet are absolutely dry (hazard of electric shock). CAUTION: The cabinet is heavy (see page 62). Use caution to unpack and mo[...]

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    14 | Installation CAUTION: The cabinet is heavy (see page 62). Lifting the cabinets into the rack requires a minimum of two people. 2 With one person on each side, carefully lift the cabinet out of the outer carton using the handles on the cardboard and set it on a flat, stable surface (see Figure 3). Place the cabinet in a protected area that has [...]

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    15 Installation | UPS Rear Panels This section shows the rear panels of the Dell Online Rack models. UPS Communication Bay Input Terminal Block USB Port Four IEC 320-C19 Receptacles (Load Segment 1) REPO Ports RS-232 Port Two NEMA L6-30R Receptacles (Load Segment 2) EBM Connector Output Circuit Breaker Ground Screw Two Output Circuit Breakers Figur[...]

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    16 | Installation UPS Front Panel This section shows the front panel of the Dell Online Rack UPS. On/Off Button LCD Panel Scroll Button (Down or Forward) Select Button Scroll Button (Up or Back) Figure 6. The Dell Online Rack UPS Front Panel[...]

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    17 Installation | Rackmount Setup CAUTION: The cabinet is heavy (see page 62): 1) Dell strongly recommends to remove the battery tray from the UPS before lifting. 2) Lifting the cabinets into the rack requires a minimum of two people. CAUTION: Removing the batteries should be performed or supervised by personnel knowledgeable about batteries and th[...]

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    18 | Installation Pull the battery trays out using the plastic tabs and remove the battery trays (see Figure 8). Figure 8. Removing the Battery Trays 2 If installing additional UPSs, repeat Step 1 for each cabinet. NOTE: The following instructions are the same for square-hole racks and unthreaded, round-hole racks. The rails fit both rack styles. T[...]

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    19 Installation | 5 Attach the rails to the rack: Engage the back end of the rail until it fully seats on the vertical rack flange and the hook latch locks in place (see Figure 9). Pull the rail just past the front of the rack. Push the front end of the rail until it fully seats on the vertical rack flange and the hook latch locks in place. Figure [...]

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    20 | Installation 6 Slide the cabinet into the rack (see Figure 10). Repeat Steps 3 through 5 for any additional cabinets. Figure 10. Installing the Cabinet 7 Secure the front of the cabinet to the rack using the four thumbscrews on the mounting brackets (see Figure 11). Tighten by hand; do not use power tools. Repeat for any additional cabinets. F[...]

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    21 Installation | 8 Install the UPS battery trays (see Figure 12). Figure 12. Installing the Battery Trays[...]

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    22 | Installation 9 Replace the battery retaining bracket (see Figure 13). 10 Tighten the thumbscrew. NOTE: A small amount of arcing may occur when connecting the batteries. This is normal and does not damage the unit or present any safety concern. 11 Connect each internal battery connectors and attach to the battery retaining bracket between the s[...]

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    23 Installation | 12 Snap the UPS front cover into place (see Figure 14). Figure 14. Installing the UPS Front Cover[...]

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    24 | Installation Installing the EBM NOTE: A small amount of arcing may occur when connecting an EBM to the UPS. This is normal and will not harm personnel. Insert the EBM cable into the UPS battery connector quickly and firmly. To install the optional EBM: 1 Plug the EBM cable into the UPS battery connector (see Figure 15). Figure 15. EBM Installa[...]

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    25 Installation | 5 Make any necessary provisions for cord retention and strain relief. NOTE: Verify that the total equipment ratings do not exceed the UPS capacity to prevent an overload alarm. Installing Remote Emergency Power-off REPO is used to shut down the UPS from a distance. For example, this feature can be used for shutting down the load a[...]

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    26 | Installation Remove Jumper if Installed Figure 16. REPO Connector To install the REPO switch: 1 Verify that the UPS is off and disconnected from utility power. 2 Remove the REPO connector from the accessory kit. NOTE: Verify that there is no jumper installed in the REPO connector. If a jumper is installed, remove it before connecting to the RE[...]

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    27 Installation | Continue for each UPS. On the last UPS in the daisy-chain, connect a REPO connector (without a jumper) in the REPO port labeled “OUT.” 7 Verify that the externally-connected REPO switch is not activated to enable power to the UPS output receptacles. 8 For hardwired models, continue to the following section, “Hardwiring the U[...]

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    28 | Installation AC Mains Wall 2-Pole Breaker UPS Line Neutral/L2 Figure 17. Circuit Breaker Diagram To hardwire the UPS input: 1 Switch off utility power at the distribution point where the UPS will be connected. Be absolutely sure there is no power. 2 Remove the terminal block cover (four screws) and retain. Figure 18. Removing the Terminal Bloc[...]

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    29 Installation | 5 Insert the conduit through the wiring access entry and attach the conduit fitting to the panel. Strip 0.5 ” (1.5 cm) of insulation from the end of each incoming wire. CAUTION: If the UPS does not have an automatic protection device against current backfeed, Dell recommends installing an external isolating device (see Figure 19[...]

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    30 | Installation 6 Connect the input and ground wires to the terminal block according to Figure 20 and Table 2. Terminal Position 1 2 3 Figure 20. UPS Input Terminal Block Table 2. UPS Wiring Specifications Wire Function Terminal Position UPS Wire Function Terminal Wire Size Rating* Tightening Torque Input 1 Input Ground 5.26–16 mm 2 (10–6 AWG[...]

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    31 Installation | UPS Initial Startup To start up the UPS: 1 Verify that the internal batteries are connected. 2 If an optional EBM is installed, verify that the EBM is connected to the UPS. 3 Verify that all load segment circuit breakers are in the ON position. 4 Switch the main utility breaker on. The UPS front panel display illuminates. The Dell[...]

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    32 | Operation Operation This chapter contains information on how to use the UPS, including: S UPS startup and shutdown S Control panel and display functions S Retrieving the Event Log S Transferring the UPS Between Modes S Behavior on overload S Configuring load segments, battery settings, and automatic restart UPS Startup and Shutdown To start up[...]

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    33 Operation | 4 On the control panel, press the button to check for active alarms or notices. Resolve any active alarms before continuing. See “Troubleshooting” on page 66. If there are no active alarms, a “No Active Alarms” message appears. 5 Verify that the Normal mode icon appears on the UPS status summary screen, indicating that the UP[...]

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    34 | Operation Control Panel Functions The UPS has a three-button graphical LCD with dual color backlight. Standard backlight is used to light up the display with white text and a blue background. When the UPS has a critical alarm, the backlight changes the text to dark amber and the background to amber. See Figure 21. Figure 21. Dell Online Rack U[...]

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    35 Operation | To select an option: 1 When scrolling through the settings, the present setting displays for each selection. 2 Press and release the button to select the option. The current setting for the option flashes when selected. 3 Use the or buttons to toggle the available options. 4 Set the new option by pressing the button again for longer [...]

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    36 | Operation Screen Locked To lock a screen, press the button. The current view stays locked and does not automatically return to the default screen after time-out. When the screen is locked, the image of a key appears on the UPS status summary screen just to the left of the status icon. See Figure 22. Pushing any button returns the normal button[...]

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    37 Operation | Table 4. Status Summary Screens Status Summary Screen Description UPS Critical Failure The UPS is in Fault mode. The status icon and background of the icon are flashing. Battery Mode The status icon and background of the icon are flashing. An audible alarm (0.5 seconds on/4.5 seconds off) accompanies the switch to Battery mode. When [...]

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    38 | Operation Table 4. Status Summary Screens (continued) Status Summary Screen Description Battery Test Status The UPS is performing a battery test. Normal Mode The UPS is operating in Normal mode from utility power. The UPS monitors and charges the batteries as needed and provides filtered power protection to your equipment. Standby Mode When th[...]

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    39 Operation | Table 5. Battery Status Screens Battery Status Screen Description Battery charging Batteries are charged in constant current mode. Battery floating Batteries are charged in constant voltage mode. Battery resting Batteries are connected but are not being charged or discharged. (This is part of the normal charging cycle.) Battery disch[...]

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    40 | Operation Measurements The measurements screens provide useful measurement information on: S Output watts VA, current, power factor, voltage, and frequency S Input voltage and frequency S Battery voltage and percentage charged S Instantaneous Headroom Watts remaining S Peak Headroom Watts (the remaining watts available to support the load at p[...]

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    41 Operation | Control Screens Table 6 describes the available control screens. Table 6. Control Screens Control Screens Description Go to Bypass Transfers the UPS system to internal Bypass mode. When the Go to Bypass command is issued, the screen immediately shows the message for five seconds: Manual Bypass Command. The option then changes to Go t[...]

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    42 | Operation Identification The identification screens display the following UPS information: S Type and model S Part number S Serial number S UPS firmware S Comm firmware S Network Management Card firmware NOTE: The NMC firmware screen displays only if the Network Management Card is installed. See “Dell Network Management Card“ on page 56. S[...]

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    43 Operation | Table 7. Settings (continued) Description Default Setting Available Settings Set Date and Time Set Month, Day, Year, Hours, Minutes, and Seconds Date: mm/dd/yyyy Time: hh:mm:ss NOTE: The date format is dependent on the language selection. NOTE: Time is a 24-hour clock. 01/01/2009 12:00:00 Control Commands from Serial Port [Enabled] [[...]

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    44 | Operation Table 7. Settings (continued) Description Default Setting Available Settings Battery Saving Mode [Disabled] [10%] [20%] [30%]...[100%] The UPS output is turned off in five minutes if the UPS is on battery and output power is below the selected level. Disabled On Battery Notice Delay [0s] [1s] [2s]...[99s] The UPS issues a “UPS on b[...]

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    45 Operation | Table 7. Settings (continued) Description Default Setting Available Settings Synchronization Window [Sync Disabled] [ ± 0.5 Hz] [ ± 1.0 Hz] [ ± 1.5 Hz] [ ± 2.0 Hz] [ ± 2.5 Hz] [ ± 3.0 Hz] If ± 3.0 Hz, on inverter operation the inverter tries to synchronize with the Bypass when the Bypass frequency is not more than 3 Hz from th[...]

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    46 | Operation Table 7. Settings (continued) Description Default Setting Available Settings Reset Peak Consumption Watts [No] [Yes] If No, no action. If Yes, the Peak Consumption Watts value is cleared and the date and time stamp for this statistic is set to the current date and time. No Reset Cumulative Consumption kWh [No] [Yes] If No, no action.[...]

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    47 Operation | Transferring the UPS Between Modes Transferring between modes includes: S Transferring from Normal to Bypass mode S Transferring from Bypass to Normal mode Transferring from Normal to Bypass Mode To transfer from Normal to Bypass mode: 1 Press the button for longer than one second to go to the main menu selection and scroll down to t[...]

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    48 | Operation Behavior on Overload See Table 8 for an explanation of how the UPS responds to an overload condition. Table 8. Behavior on Overload Overload Severity Load Level On Utility Power On Bypass On Battery Level 1 100% to 101% Overload alarm and supports load indefinitely Overload alarm and supports load indefinitely Overload alarm and supp[...]

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    49 Operation | Configuring Load Segments Load segments are sets of receptacles that can be controlled by the Dell UPS Management Software, the Dell Network Management Card, or through the LCD display, providing an orderly shutdown and startup of your equipment. For example, during a power outage, you can keep key pieces of equipment running while y[...]

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    50 | Operation Configuring Automatic Start Delay You can configure a load segment to turn on automatically after the utility power returns, if it was shut down by: S The button S An external command with auto-restart option S Battery under voltage state S Automatic on battery shutdown command You can specify the restart delay time for each load seg[...]

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    51 Operation | Configuring Automatic on Battery Shutdown If set to Off (default), the load segment turns off only when commanded manually by the button, an external command, or through the display (Control > Load Segments). If set to zero seconds (0s), the load segment turns off automatically when the UPS on Battery state activates. If you selec[...]

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    52 | Operation Configuring Battery Settings Configure the UPS settings for an installed EBM, including whether to run automatic battery tests and automatic restart configuration. Configuring the UPS for an EBM If the UPS is not configured for the EBM, the UPS reports less battery time remaining on the UPS front panel and to any remote software. You[...]

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    53 Operation | Running Automatic Battery Tests The automatic discharge test, enabled by default, runs during the transition from Float to Rest mode. After the test completes, the charge cycle restarts to completely charge the batteries and then continues to Rest mode normally. The automatic test runs approximately once every three months and does n[...]

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    54 | Additional UPS Features Additional UPS Features This chapter describes: S Communication ports (RS-232 and USB) S Dell Network Management Card S Dell UPS Management Software RS-232 and USB Communication Ports To establish communication between the UPS and a computer, connect your computer to one of the UPS communication ports using an appropria[...]

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    55 Additional UPS Features | Table 9. RS-232 Communication Port Pin Assignment Pin Signal Name Function Direction from the UPS 1 Unused — 2 Tx Transmit to external device Out 3 Rx Receive from external device In 4 Unused — 5 GND Signal common (tied to chassis) — 6 Unused — 7 Unused — 8 Unused — 9 Unused — NOTE: Unused pins must be lef[...]

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    56 | Additional UPS Features Dell Network Management Card (Optional) The Dell Online Rack UPS has one available communication bay, which supports the optional Dell Network Management Card. See Figure 24 for the location of the communication bay. It is not necessary to shut down the UPS before installing a communication card. 1 Remove the slot cover[...]

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    57 Additional UPS Features | Dell UPS Management Software Each Dell Online Rack UPS ships with Dell UPS Management Software. Dell UPS Management Software provides up-to-date graphics of UPS power and system data and power flow. It also gives you a complete record of critical power events, and it notifies you of important UPS or power information. I[...]

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    58 | UPS Maintenance UPS Maintenance This chapter explains how to: S Care for the UPS and batteries S Transport the UPS S Store the UPS and batteries S Test the batteries S Update the UPS firmware UPS and Battery Care For the best preventive maintenance, keep the area around the UPS clean and dust‐free. If the atmosphere is very dusty, clean the [...]

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    59 UPS Maintenance | 3 Remove the UPS front cover (see Figure 25). Figure 25. Removing the UPS Front Cover 4 Disconnect the internal battery connectors (see Figure 26). Figure 26. Disconnecting the Internal Battery Connectors[...]

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    60 | UPS Maintenance 5 Replace the UPS front cover (see Figure 27). Figure 27. Replacing the UPS Front Cover Storing the UPS and Batteries If you store the UPS for a long period, recharge the battery every 6 months by connecting the UPS to utility power. The batteries charge to 90% capacity in approximately 4 hours. However, it is recommended that [...]

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    61 UPS Maintenance | Testing Batteries For a battery test to run: S The batteries must be fully charged. S The UPS must be in Normal mode with no active alarms. S The load must be higher than 10%. To test batteries: 1 Connect the UPS to utility power for at least 48 hours to charge the batteries. 2 Press the button for one second to go to the main [...]

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    62 | Specifications Specifications This chapter provides the following specifications: S Model list S Dimensions and weights S Electrical input and output S Environmental and safety S Battery S UPS block diagram Table 10. UPS Model List 208V Model 230V Models UPS Models Dell 5600R OL HV-US, 5600W Dell 5600R OL HV, 5600W External Battery Module (EBM[...]

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    63 Specifications | Table 13. Electrical Output 208V Models 230V Models Power Levels (Rated at Nominal Inputs) 5600W 5600W Regulation (Normal Mode) -6% to +6% of nominal voltage NOTE: Varies based on auto-detected input voltage or customer settings. Regulation (Battery Mode), Nominal Voltage ±5% -6% to +6% of nominal voltage NOTE: Varies based on [...]

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    64 | Specifications Table 14. Environmental and Safety 208V Models 230V Models Operating Temperature Up to 1,500 meters: 0°C to 40°C (32°F to 104°F); UL tested 25°C (77°F) Above 1,500 meters: 0°C to 35°C (32°F to 95°F) Transit/Storage Temperature -15°C to 60°C (5°F to 140°F) Relative Humidity 0–95% noncondensing Operating Altitude U[...]

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    65 Specifications | Table 15. Battery Configuration 5600W: (18) 216V, 7.2 Ah internal batteries; EBM (18) 216V, 9.0 Ah Battery Type CSB GP1272 7.2 Ah, YUASA NP7-12 7Ah, YUASA NPW 45-12 9.0 Ah Voltage 5600W: 216 Vdc internal, 216 Vdc/30A EBM Fuses UPS: (2) 30A fuses EBM: (2) 30A fuses Type Sealed, maintenance‐free, valve‐regulated, lead‐acid C[...]

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    66 | Troubleshooting Troubleshooting The Dell Online Rack UPS is designed for durable, automatic operation and issues alarms to alert you whenever potential operating problems occur. Usually the alarms shown by the control panel do not mean that the output power is affected. Instead, they are preventive alarms intended to alert the user. Active ala[...]

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    67 Troubleshooting | Event Log Menu From the Event Log menu, you can access the last 50 events, which includes events, notices, and alarms, arranged from newest to oldest. Events, notices, and alarms are logged in the Event Log when they occur and, if applicable, when they were cleared as follows: S Events are silent conditions that are recorded in[...]

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    68 | Troubleshooting Table 16. Typical Alarms and Conditions (continued) Alarm or Condition Action Possible Cause Battery test did not run or was interrupted. One of the conditions listed in “Running Automatic Battery Tests” on page 53 was not present. Resolve the condition, then restart the test. The UPS does not transfer to Bypass mode. The b[...]

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    69 Troubleshooting | Table 16. Typical Alarms and Conditions (continued) Alarm or Condition Action Possible Cause Battery Test Failed (Alarm 191) Intermittent Alarm A weak battery string was detected during the last battery test. This is a warning notice. Dell recommends that you replace the batteries soon. Service Battery (Alarm 149) Continuous Al[...]

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    70 | Troubleshooting Table 16. Typical Alarms and Conditions (continued) Alarm or Condition Action Possible Cause Output Overload Level 2 (Alarm 159) Continuous Alarm The load level is >101% and <110% of the UPS rating. Remove some of the equipment from the UPS. The UPS continues to operate, but transfers to Fault mode in two minutes. The ala[...]

  • Страница 71

    71 Troubleshooting | Table 16. Typical Alarms and Conditions (continued) Alarm or Condition Action Possible Cause Bypass AC Under Voltage (Notice 4) Intermittent Alarm The measured voltage on Bypass is less than the upper voltage limit specification for bypass operation. A notification alarm is generated and the notice is logged. Only apply this se[...]

  • Страница 72

    72 | Troubleshooting Table 16. Typical Alarms and Conditions (continued) Alarm or Condition Action Possible Cause Inverter Fault (Alarm 31) Continuous Alarm The UPS has detected a fault in the inverter circuit while attempting a recovery from Bypass mode or Converter mode. Contact your service representative. Heatsink Over Temperature (Alarm 73) Co[...]