Guangzhou Anern Energy Technology Co., Ltd.

Solar Lithium Battery Installation Guide

Published: Jan 19, 2026
Update: Jan 31, 2026
7 Min Read


1. What Is an Anern Solar Lithium Battery System?

Anern solar lithium battery systems are advanced energy storage solutions designed for residential, commercial, and industrial solar applications. They are engineered to work seamlessly with solar inverters and energy management systems, providing stable power storage, intelligent BMS protection, and long service life.

This installation guide explains where, how, and by whom Anern lithium batteries should be installed to ensure:

  • Electrical safety

  • Optimal system performance

  • Compliance with warranty and regulatory requirements

Important: This guide is intended for professional installers only. End users should not attempt installation without certified technical support.


2. Who Should Install an Anern Lithium Battery?

All Anern solar lithium battery installations must be performed by qualified professionals, including:

  • Certified electricians

  • Licensed solar PV installers

  • Trained ESS system integrators

  • Professional installation ensures:

  • Correct electrical wiring and polarity

  • Proper inverter–battery communication

  • Compliance with local electrical codes

  • Protection of product warranty

 

3. Installation Environment Requirements

Choosing the correct installation environment is critical for safety, performance, and battery lifespan.

3.1 Recommended Installation Location

  • Indoor installation strongly recommended

  • Dry, clean, and well-ventilated area

  • Free from corrosive gases, flammable materials, or chemical vapors

  • Avoid direct sunlight and heat sources

 

3.2 Clearance Requirements

  • Minimum clearance: ≥ 30 cm on all sides

  • Ensure unobstructed airflow for cooling and maintenance access

 

3.3 Environmental Conditions

ParameterRequirement
Discharge Temperature-20°C to 60°C
Charge Temperature0°C to 55°C
Storage Temperature-20°C to 45°C
Relative Humidity≤ 90% (non-condensing)


4. Safety Requirements & Personal Protection

Before installation, ensure all safety procedures are followed.

Required PPE:

  • Insulated electrical gloves

  • Safety shoes

  • Protective goggles

 

Safety Notes:

  • Disconnect all power sources before wiring

  • Use insulated tools only

  • Never short-circuit battery terminals

  • Always connect grounding first

 

5. Anern Lithium Battery Installation Types & Steps

5.1 Wall-Mounted Lithium Battery Installation

Applicable Models: Nplus Series / Npro Series
Voltage Options: 24V / 48V / 51.2V

Installation Steps:

1. Fix the mounting bracket securely to a load-bearing wall

2. Hang the battery unit onto the bracket

3. Lock the battery in place to prevent movement

4. Connect protective grounding

Recommended For: Residential solar systems and small commercial installations.

 

5.2 Floor-Standing Lithium Battery Installation

Applicable Systems: 48V 300Ah lithium battery systems

Installation Steps:

1. Place the battery on a flat, solid, and vibration-free surface

2. Ensure anti-tilt stability

3. Maintain sufficient ventilation clearance

Recommended For: Medium-sized energy storage systems.

 

5.3 Rack-Mounted Lithium Battery & High-Voltage ESS Installation

Applicable Systems:
AN-ESS Series – 60kWh / 114kWh / 215kWh

Installation Steps:

1. Secure the battery rack firmly to the floor

2. Install battery modules from bottom to top

3. Connect the high-voltage box and BMS system

4. Connect to PCS or compatible inverter

Recommended For: Commercial & industrial ESS projects.

 

6. Electrical Wiring & Communication Setup

Correct wiring is essential for system stability and safety.

Electrical Wiring

  • Verify correct DC polarity before connection

  • Install DC breakers or fuses as required

  • Use cable sizes recommended by Anern technical specifications

 

Communication Wiring

  • Connect BMS communication cables

  • Supported protocols: CAN / RS485

  • Confirm stable communication between battery and inverter

 

7. Inverter Configuration for Lithium Batteries

After wiring, configure the inverter properly.

Required Settings:

  • Select Lithium Battery as battery type

  • Set charging voltage and cut-off voltage

  • Configure current limits according to battery specifications

  • Confirm inverter–battery communication status

Incorrect inverter parameters may cause battery alarms, reduced lifespan, or system shutdown.

 

8. System Power-On Sequence (Critical)

Follow this sequence strictly to avoid system damage:

1. Ensure all loads are OFF

2. Turn Battery Breaker ON

3. Power Inverter ON

4. Connect PV / Grid input

5. Switch loads ON gradually

 

9. Post-Installation Checklist

Before system handover, confirm the following:

l Battery securely installed

l Grounding properly connected

l No alarms or fault codes present

l Cooling and ventilation unobstructed

l Communication status (online)

 

10. Important Notice & Warranty Compliance

Improper installation, unauthorized operation, or failure to follow this guide may result in:

  • System malfunction

  • Electrical safety risks

  • Warranty invalidation

For warranty protection and long-term system reliability, always follow Anern's official installation guidelines or contact authorized technical support. Check solar lithium battery maintenance guide.

Q1: Can Anern solar lithium batteries be installed outdoors?

Anern solar lithium batteries are designed primarily for indoor installation. Outdoor installation is not recommended unless a certified weatherproof enclosure is used and all environmental requirements (temperature, humidity, ventilation) are strictly met. Direct exposure to sunlight, rain, or extreme temperatures may reduce battery lifespan and invalidate the warranty.

Q2: Who is allowed to install Anern lithium battery systems?

Installation must be performed by qualified professionals only, such as licensed electricians or certified solar installers. Unauthorized installation by untrained personnel may cause safety hazards, system failure, or warranty invalidation.

Q3: What clearance is required around the lithium battery during installation?

A minimum clearance of 30 cm on all sides is required to ensure proper ventilation, heat dissipation, and maintenance access. Insufficient clearance may lead to overheating or performance degradation.

Q4: How do I connect Anern lithium batteries to a solar inverter?

Anern lithium batteries connect to solar inverters through:

  • DC power cables (ensure correct polarity)

  • BMS communication cables using CAN or RS485

After wiring, the inverter must be configured to Lithium Battery mode, with correct voltage and current parameters according to Anern technical specifications.


Q5: What happens if inverter parameters are set incorrectly?

Incorrect inverter settings may result in:

  • Battery communication failure

  • System alarms or fault codes

  • Reduced battery lifespan

  • Automatic system shutdown

Always follow Anern's recommended inverter configuration values.


Q6: What is the correct power-on sequence for Anern lithium battery systems?

The correct startup sequence is:

  1. All loads OFF

  2. Battery breaker ON

  3. Inverter ON

  4. PV or grid input ON

  5. Loads ON gradually

Following this sequence helps prevent inverter or battery damage.


Q7: Can Anern lithium batteries be connected in parallel or used in large ESS systems?

Yes. Anern lithium batteries support scalable configurations, including:

  • Parallel connection for higher capacity

  • Rack-mounted systems

  • High-voltage ESS solutions (AN-ESS series)

System design and expansion should be handled by professional ESS integrators.

 


Q8: Will improper installation affect the product warranty?

Yes. Improper installation, unauthorized modification, or failure to follow official installation guidelines may void the product warranty. For warranty compliance, always use certified installers and approved components.

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