UPS2000-G-3 kVA
User Manual (CTC)
2 Quick Introduction
Issue 02 (2019-05-05)
Copyright © Huawei Technologies Co., Ltd.
12
BoostLi Energy Storage Module
Figure 2-4
ESM panel and ports
Table 2-2
Panel port definitions
No.
Silk Screen
Name
Description
1
DO1
DO2
ESM dry contact output
Alarm output dry contact, configurable (If the dry
contact is closed, an alarm is reported by default).
2
COM_ IN
Communications port
Information reporting and communication
cascading
The port uses an RJ45 terminal and provides the
1000 A surge protection capability.
3
COM_ OUT
Communications port
4
GND
Protective ground
M6 screw
5
RUN
Running indicator
For details, see
ALM
Alarm indicator
CHG
Charge indicator
DCHG
Discharge indicator
6
MANUAL
ON/OFF
Button for manual
power-on/off
This is a contact button used for manual
power-on/off and maintenance.
7
PWR
ESMU port for connecting to
an external power source
The ESM can be activated if the PWR port is
supplied with a voltage of 43.2–58 V.
8
+
ESM positive terminal
Positive and negative ports of the ESM. They are
secured by M6 screws. Appropriate OT terminals
should be used. Required torque: 4 N·m;
recommended cable size: ≥ 16 mm
2
. If the ESM
is used at a temperature below 45°C, the cable
size can be smaller but should be at least 10 mm
2
.
-
ESM negative terminal