UPS faults are beyond the warranty scope. 4. This document describes how to install a single UPS. For details about how to install parallel systems, contact Huawei technical support. Installing the UPS Determining the UPS Installation Position NOTE 1.
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Securing the UPS • Floor mounting: Use eight M12x60 expansion bolts to secure the cabinet to the ground. • Channel steel mounting: Use eight M12x60 common bolts to secure the cabinet to channel steels. (1) Cabinet mounting holes (ground installation mode) (2) Cabinet mounting holes (channel steel installation mode) Install the front, rear, left, and right anchor baffle plates...
Connecting Cables 1. This document describes cable routing by removing the top cover when there are two mains inputs. 2. In the case of single mains, you do not need to connect bypass input power cables and remove short-circuit copper bars. UPS Cable Connection Reference •...
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Scenario 1: Routing Cables from the Top 1. Open the front door of the bypass cabinet, 2. Remove the cable covers from the top of the and remove front power distribution cabinet. Then remove the beam, which is an covers. optional step.
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5. Connect the mains input power cable. 6. Connect the output power cable. 7. Connect bypass input power cables. 8. Connect the battery cable.
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9. Connect signal cables. Route a neutral wire from the middle of the positive and negative battery strings. Take a battery string consisting of 40 batteries as an example. A neutral wire is routed from the middle of positive and negative battery strings, each consisting of 20 batteries.
Close the upstream bypass and mains input switches. (Full configuration model) Close the UPS bypass input switch, output switch, and mains input switch. After the UPS is powered on, initialization begins. The MDU displays the Huawei logo and an initialization progress bar.
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3. After you perform the settings, the Bypass mode and No battery alarms are reported by the MDU and do not need to be cleared. If there is any other alarm, you need to rectify the fault. 4. View the system running status diagram on the MDU to check that the UPS is working in bypass mode.
Powering On Loads 1. After the inverter starts, the UPS works in normal mode. The Bypass mode alarm disappears from the MDU. 2. After confirming that the battery strings are properly connected, turn on the battery string input circuit breaker. If there are multiple battery strings, turn on the circuit breaker for each battery string and then turn on the general circuit breaker between battery strings and the UPS.
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Scan here for technical support (carrier): Huawei App Store Scan here for more documents: Support-E Support WeChat You can also log in to Huawei technical support website: http://support.huawei.com/enterprise http://support.huawei.com Huawei Technologies Co., Ltd. Huawei Industrial Base, Bantian, Longgang Shenzhen 518129 People's Republic of China...