BYD Battery-Box Premium Operating Manual

Updated: Monday, October 5, 2026

Battery-Box Premium

Operating Manual

Legal Provisions

Limited Warranty

Content

1. Information on this Document

1.1. Validity

1.2. Target Group

1.3. Content and Structure of this Document

1.4. Declaration of Conformity

1.5. Levels of Warning Messages

1.6. Symbols in the Document

1.7. Designation in the Document

2. Safety

2.1. Intended Use

2.2. IMPORTANT SAFETY INSTRUCTIONS

2.2.1. Battery Module Leakage

2.2.2. Firefighting Measures

2.2.3. Battery Modules Handling and Storage Guide

2.2.4. Warning of Electric Shock

2.2.5. Warning of Overvoltages

2.2.6. Caution of Weight

2.2.7. Notice of Property Damage

3. Scope of Delivery

4. Battery System Overview

4.1. Battery System Description

4.2. Interface

4.3. Symbols on the System

4.4. LED Signals

5. Installation

5.1. Requirements for Installation

5.1.1. Requirements for Installation Location

5.1.2. Tools

5.1.3. Safety Gear

5.1.4. Additionally Required Installation Material

5.2. Installation

6. Electrical Connection

6.1. Overview of the Connection Area

6.2. Connection Diagram

6.2.1. One Battery System

6.2.2. Multiple Battery Systems

6.3. Connecting the Grounding Conductor

6.4. The Data Cable Connection to Inverter

6.4.1. Connection Options

6.4.2. Connecting the Data Cable of the Inverter

6.6. Connecting the Network Cables

6.7. DC Connection

6.8. Close up

7. Commissioning

7.1. Commission the Battery System

7.2. Configure the Battery System

7.3. Switch off the Battery System

7.4. Commission the Inverter

7.5. Black Start Function

7.6. Safety Design

8. Decommissioning

9. Extension

10. Troubleshooting

10.1. Overview

10.2. Error Codes

11. Maintenance and Storage

12. Disposal of the Battery System

13. Technical Data

14. Contact Information

Appendix Connection Options with Inverters