Table 2-2 UPS model number details
No. Meaning Description
1 Product
category
UPS: uninterruptible power system
2 Product
family
2000: P (capacity) ≤ 20 kVA
3 Product
subcategory
A: tower-mounted UPS
G: rack-mounted UPS
4 Output
capacity
Unit: VA
● 1K: 1 kVA
● 2K: 2 kVA
● 3K: 3 kVA
5 UPS type ● RT: rack-mounted or tower-mounted UPS
● TT: tower-mounted UPS
6 Standard or
long
backup
time model
● S: standard backup time model, using built-in
standard batteries to provide standard backup time
● L: long backup time model, using external large-
capacity batteries to provide long backup time
2.2 Working Principle
Figure 2-2 shows the UPS conceptual diagram.
Figure 2-2 Conceptual diagram
2.3 Product Structure
Figure 2-3 shows the rear views of 1–3 kVA UPSs with standard backup time and
and long backup time respectively.
UPS2000-A-(1 kVA-3 kVA)
User Manual 2 Product Overview
Issue 17 (2024-01-30) Copyright © Huawei Digital Power Technologies Co., Ltd. 20
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