Huawei UPS2000-G-20KRTL - Working Principle; Conceptual Diagram; Working Modes

No. Item Description
3 UPS subcategory G: series name
4 Output capacity ● 6K: 6 kVA
● 10K: 10 kVA
● 15K: 15 kVA
● 20K: 20 kVA
5 UPS type ● RT: rack- and tower-mounted unit
● RR: rack-mounted unit
● TT: tower-mounted unit
● TM: modular tower-mounted unit
● RM: modular rack-mounted unit
6 Built-in battery
(optional)
● S: standard model, which provides only a
standard battery pack.
● L: long backup time model. You need to use an
external large-capacity battery pack.
7 Model identier 01
2.2 Working Principle
2.2.1 Conceptual Diagram
Figure 2-2 shows the UPS conceptual diagram.
Figure 2-2 Conceptual diagram
2.2.2 Working Modes
The UPS has the following working modes:
● Normal mode
When the mains is normal, the rectier boosts the mains input voltage and
converts the AC power into stable DC power for the inverter, and the mains
charges batteries over a charger. Then the inverter converts the DC power into
stable AC power, which is supplied to loads.
UPS2000-G- (6 kVA-20 kVA)
User Manual 2 Quick Introduction
Issue 18 (2021-07-16) Copyright © Huawei Technologies Co., Ltd. 12