PowerCube 5000
User Manual (SmartLi 100Ah)
3 Installation
Issue 02 (2020-03-17)
Copyright © Huawei Technologies Co., Ltd.
76
Switch off all circuit breakers before installing the power cable.
Procedure
Step 1
Connect DC input power cables between the solar junction box (SJB) and the cabinet.
1.
Prepare a cable of suitable length and install cord end terminals or OT terminals on both
ends of the cable.
2.
Secure the negative wire of the DC input power cable to the PV– screw in the cabinet.
3.
Secure the positive wire of the DC input power cable to the PV+ screw in the cabinet.
4.
Secure the other end of the DC input power cable to the output terminal in the SJB.
Figure 3-25
Installing a PV input power cable
One PV input is used as an example.
Step 2
Cover a PVC corrugated pipe over the cable part outside the cabinet and secure the PVC
corrugated pipe to the cable hole.
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3.7.2 Installing an AC Input Power Cable
Prerequisites
AC input power cables need to be installed when a backup DG is available.