B-Box HV Installation Guide

BYD Battery-Box HV User Manual

7 Compatible Inverter List

To make sure that the system can operate normally, please choose BYD compatible inverters and size the battery

quantity accordingly. For more details, please refer to the Compatible Inverter List.

8 Common Issues and Solutions

8.1 Common Issues of BYD Battery-Box HV and Solutions

Issue Description

Possible causes

Solution

Air Switch Off

Battery low voltage protection

Battery high voltage protection

Battery high temperature protection

Other hardware failures

Please contact our after sales service

provider immediately.

8.2 Common Issues Displayed On Inverter and Solutions

User can also monitor the running status of battery, warning, and alarm information from the App or LED display of

inverter, detailed information please refer to the Compatible Inverter List.

8.3 Emergency

Please cut off the power supply and turn off the battery in an emergency.

9 Warranty

BYD provides warranty when the product is installed and used according to the instructions contain in the User

Manual, Installation Manual, and Warranty Letter.

1. Please contact our local service provider for technical support & after sales service.

2. Please download the Warranty Letter via the following website:

US customer: www.eft-systems.de/en