Huawei UPS5000-A-400 kVA User Manual page 116

UPS5000-A-400 kVA
User Manual (60 kVA, PF=0.9)
Item
Batt. abnormal
BCB trip
Multi-Hall cur.
setting
Figure 4-30 Battery string configuration
Set the iBOX and iBAT number for each battery string.
Dry Contact Settings
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Specify dry contact settings on the following cards:
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Issue 05 (2019-12-24)
Description
current.
Whether the BCB trips when
batteries are abnormal.
Multi-Hall cur. setting is equal
to the number of Hall effect
sensors at the positive or negative
terminal of a battery string
(Multi-Hall cur. setting ≥ 1).
Set only the dry contacts that are needed. Otherwise, the UPS may not run properly.
When a dry contact card is disabled, its dry contact signals are disabled.
After a dry contact card is enabled, its dry contact signals can be displayed on the LCD.
Disable all the dry contacts for a dry contact card that is not connected and all the dry
contacts that are not used to prevent false alarms.
( ) encloses a unit, and [ ] encloses silk screen.
Dry contact card (MUE05A): provides dry contact signals for the battery grounding
failure detector, D.G., BCB box, and PDCs.
Backfeed protection board (MUE06A): provides backfeed protection signals. This board
can be enabled or disabled.
Copyright © Huawei Technologies Co., Ltd.
4 User Interface
Default Value Value Range
1500A
Disable Disable, Enable
1 1–8
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