Huawei ECC800 User Manual page 78

ECC800 Data Center Controller
User Manual
BCB Port
Figure 3-39 BCB port pins
Table 3-61 BCB_1–BCB_4 port pin definitions
Pin
1
2
3
4
Table 3-62 BCB_IN and BCB_OUT cascading port pin definitions
Pin
1
Issue 06 (2020-01-02)
Defini Signal
tion Description
OL Monitors
whether the
BCB box is
connected
STA Monitors the
battery circuit
breaker
DRV Controls
battery circuit
breaker trip and
outputs 12 V
driving signals
GND Secondary side
ground
Definit BCB_IN
ion Signal
Descripti
on
OL Specifies
whether
the BCB
connects
to the
signal
Copyright © Huawei Technologies Co., Ltd.
Status Description
 Grounded: BCB
connected.
 Disconnected:
BCB not
connected.
 Grounded: The
battery circuit
breaker is ON.
 Disconnected: The
battery circuit
breaker is OFF.
 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
Descriptio
n
Specifies  Grounded:
whether the BCB
connected.
cascaded
BCBs
 Disconnec
connect to
ted: BCB
the signal
3 Device Description
Initial Remarks
Status
Disconnec The four BCBs
ted can separately
manage
tripping of four
battery routes.
Disconnec
ted
0 V
Initial Descripti
Status on
Disconnected Receives
BCB
commands
sent by the
UPS and
supports
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