Sweden 400kWh Custom Commercial Energy Storage Project

A fully integrated 400kWh LiFePO4 energy storage system customized for in Sweden. The system combines intelligent battery management, HVAC temperature control, black-start capability, solar PV integration and cloud-based remote monitoring in an IP55 cabinet platform.

400kWh battery storage system

A Custom 400kWh ESS for Commercial Energy Management

This project delivers a customized 400kWh battery energy storage system for in Sweden. The customer required a complete system that could support solar energy storage, backup operation and intelligent energy management without requiring extensive equipment assembly on site.

The final solution integrates the inverter, battery trays, battery racks, BMS, microgrid controller, HVAC system, fire isolation switch and outdoor protective enclosure into a coordinated energy storage platform.

Because the main components were integrated and preconfigured before delivery, the project team could reduce on-site wiring, system matching and commissioning work.

One Integrated Platform Instead of Multiple Separate Devices

The 400kWh system integrates the main battery, power conversion, thermal management and control equipment inside a coordinated cabinet architecture.

Inverter

Controls power conversion between the battery, solar system, commercial loads and electrical network.

Battery Trays and Racks

Provide an organized and serviceable structure for the LiFePO4 battery modules.

Battery Management System

Monitors, protects and balances the battery modules during charging and discharging.

Microgrid Controller

Coordinates energy flow, backup operation, black start and PV integration.

HVAC System

Controls internal cabinet temperature to support stable battery operation.

Fire Isolation Switch

Provides an additional system-level isolation measure during abnormal conditions.

Integrated HVAC Keeps Battery Temperature Below 25°C

The energy storage system includes an internal air-conditioning system designed to maintain the cabinet temperature below 25°C for stable battery operation.

Maintaining a controlled internal temperature helps reduce heat accumulation during charging and discharging. It also improves temperature consistency between battery modules and reduces unnecessary thermal stress on the cells.

The HVAC system is coordinated with battery temperature information so that cooling can respond to actual system operating conditions.

400kWh commercial energy storage project

Intelligent BMS Monitoring at Module and System Level

The integrated battery management system actively monitors each battery module and coordinates the operation of the complete 400kWh battery system.

It collects battery data, controls operating limits and applies protection when abnormal voltage, current or temperature conditions are detected.

  • Module Voltage
  • System Current
  • Battery Temperature
  • State of Charge
  • Operating Status
  • Alarm Information
  • Cell Balancing
  • Protection Status

The multi-level BMS architecture monitors, optimizes and balances the battery system. When unsuitable operating conditions are detected, it can limit charging or discharging, issue alarms or initiate protective shutdown according to the configured control logic.

60kW Rated DC Power for Commercial Applications

The system supports 60kW of rated DC power and provides different current levels for normal, rated and short-duration operating conditions.

A recommended current of 50A can be used for regular operation, while the system supports a nominal charge and discharge current of 100A. At 25°C, peak discharge current can reach 125A for up to two minutes.

CategoryProject Configuration
Project CountrySweden
Project ApplicationCommercial Energy Storage
Nominal Capacity400kWh
Rated DC Power60kW
Battery ChemistryLiFePO4
Cooling MethodIntegrated HVAC
Temperature Control TargetBelow 25°C
Recommended Current50A
Nominal Charge/Discharge Current100A
Peak Discharge Current125A
Peak DurationUp to 2 Minutes at 25°C
Enclosure ProtectionIP55
Solar IntegrationAC and DC Coupling
Backup FunctionBlack Start
Battery ManagementIntelligent Multi-Level BMS
Energy ManagementIntegrated Microgrid Controller
Remote MonitoringCloud Platform and Mobile App
Firmware ManagementRemote Updates Supported
InstallationIndoor or Outdoor
System SupplyIntegrated and Preconfigured

Why Choose Avepower for Customized Commercial ESS Projects?

Avepower configures commercial energy storage systems around actual project requirements, including capacity, power, PV architecture, backup strategy, communication and installation environment.

Commercial ESS Configuration

Configured around loads, solar generation and backup requirements.

Integrated System Design

Battery, inverter, BMS, controller and HVAC supplied as one platform.

OEM and ODM Customization

Custom capacity, appearance, functions, protocols and documentation.

Commissioning Support

Connection, parameter and startup guidance for project installers.

Solar Coupling Configuration

Support for compatible AC- and DC-coupled PV architectures.

Protocol Matching

Communication compatibility verified before production.

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