Huawei UPS5000-E-400K-SM User Manual page 199

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UPS5000-E-(350 kVA-800 kVA)
User Manual (50 kVA Power Modules)
Figure 4-46 Battery Param. screen 5
Item
Intelligent
hibernation
Class 1 grid
hiber. time (d)
and Class 2
grid hiber.
time (d)
Single batt.
float chg.
voltage
deviation
alarm thres.
(%) and Single
batt. dis.
voltage
deviation
alarm thres.
(%)
Issue 05 (2018-01-08)
Description
If this parameter is set to Enable, the intelligent battery hibernation
function is enabled. The default value is Disable.
Set the hibernation time based on the power grid type. In hibernation
mode, batteries are not charged or discharged, which extends the battery
lifespan.
The Class 1 grid hiber. time value range is 0–30 days, and the
default value is 13 days. The value 0 indicates no hibernation.
The Class 2 grid hiber. time value range is 0–15 days, and the
default value is 6 days. The value 0 indicates no hibernation.
Single batt. float chg. voltage deviation alarm thres. (%) and Single
batt. dis. voltage deviation alarm thres. (%) are used to check whether
the cells in each battery string have the same charge voltage and
discharge voltage. When a value exceeds the specified range, an alarm is
generated.
The value range of Single batt. float chg. voltage deviation alarm
thres. (%) is 5 to 30 and the default value is 10. The value range of
Single batt. dis. voltage deviation alarm thres. (%) is 10 to 30 and the
default value is 20.
The calculation formula is (Charge/Discharge voltage – Average
voltage)/Average voltage x 100%.
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
4 User Interface
190

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