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2. Use insulated tools during installation and operation. 3. Only engineers certified by Huawei or its agents are allowed to install, commission, and maintain the UPS. Otherwise, personal injury or equipment damage may occur, and the UPS faults caused are beyond the warranty scope of Huawei.
Installing the UPS Determining the UPS Installation Position 1. The UPS can be installed on the channel steel or floor. Determine the mounting hole positions using a marking-off template (unit: mm), drill holes, and install expansion sleeves based on site requirements.
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2. Secure the UPS. (A) Mounting holes on the channel steel: M12x60 bolts (B) Mounting holes on the floor: M12x60 expansion bolts Bolts are not included. 3. Install anchor baffle plates.
• Copper bars need to be prepared for the mains input, bypass input, and output, and cannot be directly connected using cables. (Huawei does not provide copper bars or connector boxes.) • The battery input can be connected only using cables.
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Top view of the distance between copper bars on the top (unit: mm) The area marked by the line The areas marked by the line boxes are the box is reserved for the dense recommended areas for installing connector boxes busway Installing UPS Cables Front view of the distance between copper bars on the top (unit: mm)
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Copper bar specifications (unit: mm) Copper Bar Positions Battery Battery Input Main Bypass Input Input Output...
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1. Connect the equipotential ground point and the ground bar in the equipment room. The 16 mm ground cable is recommended. Ground bar in the equipment room 2. (Optional) Remove the copper bars between the mains input and bypass input. Perform this step only when the mains input and bypass input use different power sources.
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b) Remove the screws that secure the guide rail of the SPD. c) Place the SPD on the horizontal plate (without removing the cables). d) Remove the copper bars. e) Reinstall the SPD. 3. Install battery cables. Connect the ground cable of the battery string or its BBB box to the battery PE of the UPS or the ground bar in the equipment...
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4. Install top supports and covers of the battery terminal protective covers. 5. Connect input and output busbars based on the top copper bar position diagram. Port Description Connection Method Bolt Specifications Bolt Length Torque Mains input/bypass Crimped DT terminals 45 mm 47 N·...
7. Install a signal cable. Verifying the Installation 1. Check that there is no foreign matter in the cabinets. 2. (Remove the paper protective film from the sealing putty.) After routing cables and verifying cable connections, seal the gap between cables and the cabinet using sealing putty. Sealing putty must be used as a whole and the gap can be sealed only from the top.
Turn on the upstream bypass and mains input switches. After the UPS is powered on, initialization begins. The monitoring display unit (MDU) displays the Huawei logo and an initialization progress bar. Initial Startup If the UPS is powered on for the first time, you need to obtain the startup password from the •...
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1. Obtain the startup password. Download and install the Service Expert app. On the app home screen, tap StartUp to access the Set Startup screen. Use the app to start the UPS online? No, start the UPS offline Insert the WiFi module into the USB port on Set Site and Device Type as required, the MDU.
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2. Set the language, time, date, network parameters, and system parameters on the Settings Wizard screen. 3. After you set parameters on the Settings Wizard screen, the MDU displays the Bypass mode and No battery alarms, which do not need to be handled. If there is any other alarm, you need to rectify the fault.
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Starting inverter 1. On the main menu, choose Common Functions and tap Inv. ON. 2. In the displayed login window, enter the user name and password, and tap 3. In the displayed dialog box, tap Yes to start the inverter. To ensure system security, change the LCD and WebUI passwords after the first login.
UPS and then turn off the circuit breaker for each battery string. Turn off the upstream mains and bypass input switches. Huawei Technologies Co., Ltd. Huawei Industrial Base, Bantian, Longgang Shenzhen 518129 People's Republic of China www.huawei.com...