Huawei ECC800 User Manual page 79

ECC800 Data Center Controller
User Manual
BCB Port
Figure 3-43 BCB port pins
Table 3-63 BCB_1–BCB_4 port pin definitions
Pin Definition
1 OL
2 STA
3 DRV
4 GND
Table 3-64 BCB_IN and BCB_OUT cascading port pin definitions
Pin Definition
1 OL
Issue 07 (2020-03-16)

The value of Multi-Hall cur. setting equals the number of positive or negative Hall effect sensors in
a single battery string and should be greater than or equal to 1.
Signal
Description
Monitors whether
the BCB box is
connected
Monitors the
battery circuit
breaker
Controls battery
circuit breaker trip
and outputs 12 V
driving signals
Secondary side
ground
BCB_IN Signal
Description
Specifies whether
the BCB connects
to the signal output
port.
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
Description
Specifies  Grounded
whether the : BCB
cascaded BCBs connected
.
connect to the
signal input
 Disconne
3 Device Description
Initial Status Remarks
Disconnected The four BCBs
can separately
manage tripping
of four battery
routes.
Disconnected
0 V
Initial Description
Status
Disconnected Receives
BCB
commands
sent by the
UPS and
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