Product Features
The low voltage energy storage grid-tie cabinet is a critical AC distribution and control interface designed for commercial and industrial battery energy storage systems. It connects integrated battery storage cabinets to the low-voltage power grid and ensures safe, stable, and compliant system operation.
The cabinet manages AC power aggregation, bidirectional energy metering, grid connection switching, auxiliary power supply, and real-time system data communication. It supports up to six AC input channels and can be seamlessly connected with multiple battery storage cabinets, making it ideal for distributed solar-plus-storage, wind-storage hybrid systems, and standalone commercial storage installations.
Designed for outdoor deployment, the cabinet features IP55 protection with strong dust and water resistance. It operates reliably within temperature ranges from -5°C to +40°C, ensuring stable performance in demanding commercial and industrial environments.
Advanced Electrical Protection for Energy Storage Grid Integration
The cabinet integrates comprehensive electrical safety protection, including overcurrent, overvoltage, short circuit, anti-backflow, and leakage protection. With response times within 20 milliseconds, it helps protect both the utility grid and customer-side equipment, improving overall system safety.
Industrial-Grade Outdoor Energy Storage Distribution Design
The enclosure is built with cold-rolled steel and anti-corrosion surface treatment. With IP55 protection rating, it withstands dust, moisture, and harsh outdoor environments. The cabinet maintains reliable performance across temperatures ranging from -5°C to +40°C, supporting long-term industrial deployment.
Smart Energy Monitoring and Remote Communication Capability
The cabinet supports industrial communication protocols and real-time system monitoring. It collects and transmits data including three-phase voltage, current, power factor, harmonic distortion (THD ≤5%), energy consumption, and demand load metrics. Built-in 4G wireless communication enables remote diagnostics, system management, and data reporting.
Flexible AC Expansion and Multi-Cabinet Compatibility
The cabinet supports up to six AC input channels, allowing multiple battery storage cabinets to operate in parallel. It is compatible with various integrated battery storage systems and supports renewable energy integration with solar and wind power systems.
Customizable Power Distribution Cabinet for Energy Storage Projects
The cabinet supports project-based customization. Dimensions, rated power levels, and internal electrical components such as molded case circuit breakers, frame circuit breakers, and UPS modules can be configured to meet specific project requirements.
Built-In UPS Backup for Reliable Control System Operation
An integrated UPS power supply ensures uninterrupted operation of control systems, communication modules, and auxiliary devices. This helps maintain monitoring and protection functions during power fluctuations or temporary grid outages.
Commercial and Industrial Solar + Battery Storage Systems
Connects battery storage cabinets to facility power systems. Supports self-consumption optimization and peak demand reduction.
Industrial Park Peak Shaving and Load Management
Helps manage facility power demand by coordinating battery storage discharge during peak load periods.
Distributed Renewable Energy Storage Integration
Supports hybrid solar and wind storage systems, enabling stable grid connection and energy dispatch control.
Microgrid Power Distribution and Backup Energy Systems
Provides safe grid switching and power distribution for microgrid installations and backup power applications.
Standalone Commercial Battery Storage Projects
Acts as the main AC distribution and monitoring interface between battery storage systems and utility power networks.
| Electrical Parameters | |
|---|---|
| Rated Voltage | Main Circuit: 400 V; Auxiliary Circuit: AC 230 V |
| Rated Insulation Voltage | Main Circuit: 690 V / 1000 V |
| Power Factor Adjustment Range | Power Factor: 0.95 (lagging) to 0.95 (leading), automatic compensation |
| Structural Parameters | |
| Protection Rating | IP55 |
| Cabinet Material | Cold-rolled Steel Plate with Anti-corrosion Surface Treatment |
| Heat Dissipation Design | Air Cooling |
| Form of Internal Separation | Supports Form 1, 2b, 3b, 4 Internal Separation, compliant with internal arc protection standard (≥65 kA / 0.3 s) |
| Protection Functions | |
| Basic Protection | Overcurrent, Overvoltage, Short Circuit, and Anti-backflow Protection, Response Time ≤ 20 ms |
| Grounding Protection | Leakage Protection and Ground Fault Protection, Adjustable Trip Threshold |
| Internal Arc Withstand Capability | Withstand ≥ 65 kA / 0.3 s, compliant with IEC 61641 V3 |
| Monitoring and Metering | |
| Measurement Accuracy | Voltage/Current: Class 0.5; Active/Reactive Power: Class 0.5; Energy Metering: Class 0.5 |
| Monitoring Parameters | Real-time Display of Three-phase Voltage, Current, Power Factor, Harmonics (THD ≤ 5%), Energy and Demand Data |
| Communication Protocols | MODBUS TCP, Supports 4G Wireless Communication |
| Environmental Adaptability | |
| Operating Temperature | -5°C to +40°C, 24-hour Average Temperature ≤ 35°C |
| Relative Humidity | ≤95% (at 20°C), Non-condensing |
| Altitude | ≤2000 m (Derating Required Above 2000 m) |
What is the main function of a low voltage energy storage grid-tie cabinet?
The cabinet serves as the AC distribution and control interface between battery storage systems and the utility grid. It manages power aggregation, grid connection switching, energy metering, and system protection. It ensures the storage system connects to the grid safely and operates according to electrical compliance standards.
How many battery storage cabinets can be connected to this grid-tie cabinet?
The cabinet supports up to six AC input channels, allowing multiple battery storage cabinets to operate in parallel. This makes it suitable for expanding commercial and industrial storage systems or building distributed energy storage projects.
Does the cabinet support remote monitoring and data communication?
Yes. The cabinet supports MODBUS TCP communication and includes 4G wireless connectivity. It can transmit real-time data such as voltage, current, power factor, harmonic distortion, and energy consumption. This allows operators to monitor system performance remotely and perform maintenance more efficiently.
Can the grid-tie cabinet be installed outdoors?
Yes. The cabinet is designed for outdoor industrial environments. It features IP55 protection with anti-corrosion treatment and can operate in temperatures ranging from -5°C to +40°C. This allows stable performance in commercial and industrial installations.
Can the cabinet be customized for specific energy storage projects?
Yes. The cabinet supports flexible customization, including enclosure size, rated power capacity, internal circuit breaker configuration, and UPS integration. This allows EPC contractors and system integrators to match project-specific grid and storage system requirements.
Commercial and Industrial Battery Energy Storage Systems (C&I BESS) are designed to help businesses manage energy more efficiently and maintain stable power supply. These systems store electricity and discharge it during peak demand or grid instability, providing fast, clean, and reliable energy support for daily operations.
Battery energy storage enables peak shaving and load shifting, helping businesses reduce electricity costs and demand charges. It also delivers reliable backup power during outages, protecting critical equipment and minimizing downtime. When integrated with solar or other renewable sources, C&I BESS improves energy utilization and reduces dependence on diesel generators.
Due to higher power demand and system requirements, commercial and industrial energy storage is typically deployed in factories, logistics centers, EV charging hubs, commercial buildings, data centers, and solar-plus-storage projects where stable, scalable, and high-availability power is essential.
AnengJi provides scalable commercial and industrial battery energy storage solutions with flexible capacity configurations and seamless integration into existing energy systems. Designed for long-term reliability and easy deployment, our C&I BESS helps businesses lower operating costs, enhance energy resilience, and support sustainable growth.
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Our energy storage specialists work with you to design the right C&I BESS solution for your project. Whether you’re deploying storage for factories, commercial buildings, EV charging hubs, microgrids, or solar-plus-storage systems, we support you through system sizing, energy strategy planning, and deployment options.
Have questions? Contact us by phone or email, or simply fill out the form on the right. Our team will respond within 24 hours with free professional consultation and technical support.
AnengJi supplies commercial and industrial battery energy storage systems, AC/DC EV charging equipment and integrated solar-storage-charging solutions. Project support can include system engineering, equipment integration, OEM/ODM manufacturing, factory testing, delivery coordination and commissioning support according to the agreed scope.
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