Huawei PDU8000-0125DCV8-BXA001 User Manual page 31

PDU8000-(0125, 0250, 0400, 0630, 0800)
DCV8-BXA001 Battery Circuit Breaker Box
User Manual
(connecting to batteries)
Step 3 Check that the cables are connected correctly and securely.
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Multiple Battery Strings
Step 1 Connect power cables on the BBB box to UPS battery input terminals.
Step 2 Connect power cables between the BCB boxes and the BBB box.
Step 3 Connect power cables on the BCB boxes to batteries.
Figure 3-11 Connecting four BCB boxes in parallel
(1) BBB box
Issue 03 (2019-05-20)
 A maximum of four BCB boxes can be cascaded.
 Two battery strings are connected to one BCB box. The installation sequence and position of power
cables are the same as those of a single battery string. Install the power cables by referring to the
method of installing a power cable for a single battery string.
 When one battery string is connected to one BCB box, you need to install the BBB box. For details
about how to install the BBB box, see PDU8000-(0630, 1250, 2000) DCV8-BGA001 BBB Box User
Manual.
 The following describes how to connect four battery strings to four BCB boxes.
(2) BBB box ground
terminals
Copyright © Huawei Technologies Co., Ltd.
batteries)
(3) BCB box 1
3 Installation
batteries)
(4) Positive wiring
terminal of BCB
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