Huawei UPS5000-E-30 kVA - Page 118

Dry contact settings involve the following four dry contact cards:
● Dry contact card (MUE05A): provides dry contact signals for the battery
grounding failure detector, DG, BCB, and power distribution cabinet (PDC).
● Backfeed protection card (MUE06A): provides backfeed protection signals. You
only need to enable or disable the card.
● Monitoring interface card (MUS05A): provides four
congurable system
output dry contact signals.
● Dry contact extended card (MUE07A): currently provides ve input and ve
output signals.
Item Description
MUE05A connection Species the MUE05A connection status.
Independent input signals can be enabled only
when this parameter is set to Enable.
Battery ground fault [BTG] Species whether to enable or disable battery
grounding fault detection.
D.G. connection [GEN] Species whether to enable or disable DG
connection status detection.
BCB connection [OL] Species whether to enable or disable BCB
connection status detection.
Battery breaker [STA] Species whether to enable or disable battery
circuit breaker status detection.
PDC output breaker [OUT] Species whether to enable or disable PDC
output circuit breaker status detection.
PDC maintenance breaker
[MT]
Species whether to enable or disable PDC
maintenance circuit breaker status detection.
BP/SYSMT switch If the BP/SYSMT switch is set to Enable, the
port has dry contact signal access. How to use
the port depends on the status of the BP/SYSMT
switch.
BP/SYSMT switch function If the BP/SYSMT switch is set to Enable, this
parameter is displayed on the screen. Set this
parameter to determine whether the port is
used to detect the status of the PDC bypass
input circuit breaker or system maintenance
circuit breaker.
SPD/SYSOUT switch If the SPD/SYSOUT switch is set to Enable, the
port has dry contact signal access. How to use
the port depends on the status of the SPD/
SYSOUT switch.
UPS5000-E-(30 kVA–180 kVA)
User Manual (Integrated UPS) 4 LCD Interface
Issue 02 (2022-12-30) Copyright © Huawei Digital Power Technologies Co., Ltd. 110