Huawei UPS2000-A-1KTTL User Manual

Item Expected Result Measures Maintenance
Interval
Charge voltage of
battery string
● Equalized
voltage 14.16
V x Number of
batteries
(tolerance
±1%)
● Float voltage
13.68 V x
Number of
batteries
(tolerance
±1%)
1. If the voltage
drop between
the battery
string output
terminals and
the battery
input terminals
at the UPS side
is greater than
1% of the
battery string
voltage, check
whether the
cable between
the battery
string and the
UPS is
excessively
long, or the
cable diameter
is excessively
small.
2. Check whether
the equalized
charging
voltage and
oat charging
voltage are
correctly set
for the UPS.
3. If the fault
persists,
contact
Huawei
technical
support.
Monthly
Battery
temperature
sensor
measurement
accuracy
The dierence
between the
temperature
measured by the
temperature
sensor and the
temperature
displayed on the
LCD is less than
3°C.
1. Install the
temperature
sensor in the
correct
position.
2. Replace the
battery
temperature
sensor.
Quarterly
UPS2000-A-(1 kVA-3 kVA)
User Manual 8 Routine Maintenance
Issue 17 (2024-01-30) Copyright © Huawei Digital Power Technologies Co., Ltd. 84

Huawei UPS2000-A-1KTTL Specifications

General

Brand	Huawei
Model	UPS2000-A-1KTTL
Category	UPS
Language	English