UPS5000-E-(50 kVA-300 kVA)
User Manual (50 kVA Power Modules)
Copyright © Huawei Technologies Co., Ltd.
Set the iBOX and iBAT number for each battery string.
Dry Contact Set
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.
Specify dry contact settings on the following cards:
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.
Monitoring interface card (MUS05A): provides four routes of configurable output dry
contact signals.
Dry contact extended card (MUE07A): provides five routes of input signals and five
routes of output signals.
Specifies the MUE05A connection status. Independent
input signals can be enabled only when this parameter
is set to Enable.
Batter ground fault [BTG]
Enable or disable battery grounding fault detection.
Enable or disable D.G. connection detection.
Enable or disable BCB connection detection.
Enable or disable battery circuit breaker status
detection.
Enable or disable PDC output circuit breaker status
detection.
PDC maintenance breaker [MT]
Enable or disable PDC maintenance circuit breaker
status detection.
BP/SYSMT switch: bypass input/system maintenance
switch.
If the BP/SYSMT switch is set to Enable, the port has
dry contact signal access. Using the port depends on
the status of the BP/SYSMT switch.
If the BP/SYSMT switch is set to Enable, this
parameter is displayed on the screen. Set this
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