Huawei UPS5000-E-200K-SM User Manual page 52

UPS5000-E-(200 kVA-300 kVA)
User Manual (50 kVA Power Modules)
Figure 2-20 Appearance
Table 2-6 Dry contact card port definitions
Silk Screen Type
BTG DI
0V
GEN DI
0V
BCB_OL DI
Issue 17 (2023-07-10)
Working Signal
Principle Description
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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