Huawei UPS5000-H-1200K-NT User Manual page 58

UPS5000-H-(1200 kVA-1600 kVA)
User Manual (100 kVA Power Module)
Table 2-7 Dry contact card port definitions
Silk Screen Type
BTG DI
0V
GEN DI
0V
BCB_OL DI
Issue 07 (2022-11-29)
Working Description
Principle
Port for
detecting
battery
grounding
faults
Port for signal
ground
Port for
detecting diesel
generator (DG)
connection
Port for signal
ground
Port for
detecting the
BCB box
Copyright © Huawei Digital Power Technologies Co., Ltd.
Status Description
The default value
is Open:
● BTG port closed:
battery
grounding fault
● BTG port open:
no battery
grounding fault
The value can be
changed to
Closed:
● BTG port open:
battery
grounding fault
● BTG port closed:
no battery
grounding fault
The default value
is Open:
● GEN port closed:
DG connected
● GEN port open:
DG not
connected
The value can be
changed to
Closed:
● GEN port open:
DG connected
● GEN port closed:
DG not
connected
● Grounded: BCB
box connected
● Disconnected:
BCB box not
connected
2 Product Overview
System Action
After the setting
takes effect, the
system will
generate a
battery
grounding fault
alarm.
The port is used
together with
the generator
power limiting
function. After
the setting takes
effect, the
system will limit
the PFC power
based on the
preset generator
power limit.
After the setting
takes effect, the
system will
detect whether
the BCB is
online.
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