Huawei DPU40D-N06A3 - Component Replacement

To Next Page

To Previous Page

DPU40D-N06A3, DBU20B-N12A3, and

DBU50B-N12A1 Distributed Power System

User Manual

5 Maintenance

Issue 04 (2020-02-29)

Solution

1. Check whether the load exceeds the maximum power of the lithium battery (see the

appendix "Technical Specifications"). If so, expand the lithium battery capacity or

reduce the load of the power system.

2. Check whether the load is short-circuited. If so, rectify the fault.

5.2.19 Charge Overcurrent Protection

Possible Cause

Internal hardware is faulty.

Solution

Replace the faulty module.

5.2.20 Heater Fault

Possible Cause

The heater is faulty.

Solution

Replace the faulty module.

5.2.21 BMU Missing

Possible Causes



The battery communications cable is loose.



The battery power cable is loose.

Solution

Check whether the battery communications or power cable is loose. If so, secure the cable.

5.3 Component Replacement

Other manuals for Huawei DPU40D-N06A3