In large-scale data centers such as financial securities centers and telecom hubs. UPSs with a capacity of 200 kVA or higher are usually used. For UPS5000-E-200k, 12 V battery packs are usually configured as backup power instead of battery racks.
In the FusionModule800 grounding solution, each cabinet is connected to the ground bar of the data center.
During the installation of an air conditioner system, which of the following statements are correct about the draining impurities from the refrigerant pipe?
The power system of a UPS2000-G-15K at a site is three-phase input and single-phase output. After installation, it is found that the mains and bypass inputs are three-phase, the output is single-phase, and the mains and bypass inputs share a power source. Which of the following statements are true about the UPS wiring mode?
Which of the following actions may be triggered after the high liquid level float of a Huawei chilled water precision air conditioner floats longer than the specified duration?