Huawei SmartDC V100R021C10 User Manual page 95

ECC800 Data Center Controller
User Manual
Pin
3
4
Table 3-80 BCB_IN and BCB_OUT cascading port pin definitions
Pin
1
2
Issue 04 (2021-10-09)
Defi Signal
nitio Description
n
DRV Controls
battery
circuit
breaker trip
and outputs
12 V driving
signals
GND Secondary
side ground
Defi BCB_IN
nitio Signal
n Descriptio
n
OL Specifies
whether
the BCB
connects
to the
signal
output
port.
STA Signal
output
port for
the battery
circuit
breaker
status
Copyright © Huawei Technologies Co., Ltd.
Status Description
● 0 V: There is no
driving signal for
BCB tripping.
● 12 V: There is a
driving signal for
BCB tripping.
BCB_OUT Status
Signal Description
Description
Specifies ● Grounded:
whether the BCB
cascaded connected.
BCBs
● Disconnect
connect to
ed: BCB
the signal
not
input port.
connected.
Monitors ● Grounded:
whether the The
cascaded battery
BCBs are circuit
connected breaker is
to the input. ON.
● Disconnect
ed: The
battery
circuit
breaker is
OFF.
3 Device Description
Initial Descriptio
Status n
0V
Initial Descripti
Status on
Disconne Receives
cted BCB
comman
ds sent
by the
UPS and
supports
BCB port
cascadin
Disconne
g
cted
manage
ment.
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