UPS5000-S-880 kVA
User Manual (CMI)
4 User Interface
Issue 02 (2020-01-10)
Copyright © Huawei Technologies Co., Ltd.
134
Item
Description
Default Value Value Range
interval
.
Forced
equalized
charging
protection time
(h)
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.
18
12–24
Max. batt. dis.
time (h)
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.
24
0–48
EOD restart
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.
Enable
Disable, Enable
EOD restart
delay (min)
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.
10
1–1440
Undertemp.
alarm thresh.
(°C)
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 stops if a
battery overtemperature
protection alarm (when the
temperature reaches the high
temperature threshold plus 3°C)
is generated.
–5°C
–20°C to +5°C
Overtemp.
alarm thresh.
(°C)
50°C
35°C to 55°C
Single batt.
float chg.
Single batt. float chg. voltage
deviation alarm thres. (%)
and
10
5–30