Huawei UPS5000-E User Manual page 50

UPS5000-E-(60 kVA-125 kVA)
User Manual (Integrated UPS 3.0)
Silk Screen Type
SWITCH DI
STATUS_OUT
SWITCH
STATUS_0V
SWITCH DI
STATUS_MT
SWITCH
STATUS_0V
Issue 06 (2023-08-25)
Working Signal
Principle Description
Port for
monitoring the
output switch
on the power
distribution
cabinet (PDC)
Port for signal
ground
Port for
monitoring the
maintenance
switch on the
PDC
Port for signal
ground
Copyright © Huawei Digital Power Technologies Co., Ltd.
Status Description
The default value
is Closed:
● OUT port closed:
The PDC output
switch is ON.
● OUT port open:
The PDC output
switch is OFF.
The value can be
changed to Open:
● OUT port open:
The PDC output
switch is ON.
● OUT port closed:
The PDC output
switch is OFF.
The default value
is Open:
● MT port open:
The PDC
maintenance
switch is ON.
● MT port closed:
The PDC
maintenance
switch is OFF.
The value can be
changed to
Closed:
● MT port closed:
The PDC
maintenance
switch is ON.
● MT port open:
The PDC
maintenance
switch is OFF.
2 Product Overview
System Action
After the setting
takes effect, the
system will
generate a PDC
output circuit
breaker open
alarm and will
also shut down
the inverter on
the rack in the
parallel
connection
scenario.
After the setting
takes effect, the
system will
generate a PDC
maintenance
bypass closed
alarm and
transfer to static
bypass mode.
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