Huawei UPS5000-S-400K-SM User Manual page 229

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UPS5000-S-(350 kVA-800 kVA)
User Manual
Item
Forced
equalized
charging
protection
time (h)
Max. batt. dis.
time (h)
EOD restart
EOD restart
delay (min)
Undertemp.
alarm thresh.
(°C)
Issue 12 (2023-05-26)
Description
When batteries are
continuously under float
charging or hibernation,
enable forced equalized
charging. When the forced
equalized charging time
reaches the value of this
parameter, batteries
automatically transfer to
float charging mode.
Set the maximum battery
discharge time. When the
discharge time reaches this
value, the UPS powers off.
The battery discharge time
can be set only to 0 hours or
a value only in the range of
16–48 hours. If the time is
set to 0 hours, battery
discharge protection is not
implemented.
If the mains is not
functioning normally, the
UPS will transfer to battery
mode. When batteries reach
the EOD threshold, the
bypass is disabled, and EOD
restart is Enable, the UPS
will restart as soon as the
mains resumes.
If EOD restart is disabled,
clear the alarm manually or
enable the restart function
for the UPS.
If EOD restart is set to
Enable, the UPS starts
working after the time set for
EOD restart delay when the
input recovers from the
power failure upon EOD.
Battery temperatures can be
monitored in a timely
manner. If a battery
overtemperature alarm is
detected, the charging
current limit decreases to
0.03 CA. Battery charging
Copyright © Huawei Digital Power Technologies Co., Ltd.
4 User Interface
Default Value
Value Range
18
12–24
24
0–48
Enable
Disable,
Enable
10
1–1440
–5°C
–20°C to +5°C
220

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