UPS2000-A-(6 kVA-10 kVA)-RTL
User Manual
3 Installation
Issue 07 (2020-01-10)
Copyright © Huawei Technologies Co., Ltd.
32
Step 3
Connect AC output power cables and then AC input power cables in sequence, as shown in
Figure 3-5
Connecting AC output and input power cables
Step 4
Connect the battery cable to the external battery string or battery packs.
wiring diagram if a battery string is connected.
shows the wiring diagram if battery
packs are connected.
Install a DC circuit breaker between the battery string and the UPS (50 A, 300 V DC circuit breaker
for the 6 kVA UPS, and 63 A, 300 V DC circuit breaker for the 10 kVA UPS).
The number of batteries in the external battery string can be set to a value in the range of 16–20 (16
by default; set the number based on the actual number of connected batteries).
One to four standard battery packs can be connected. For details, see
ESS-240V12-(9AhBPVBA,
7AhBPVBA) Quick Installation Guide
. If longer backup time is required, configure a battery rack to
house battery strings.
Figure 3-6
Battery string cable connections