Dawnice HZEB-HCT-125/522 522kWh All-in-One Grid Energy Storage System

The Dawnice HZEB-HCT-125/522 integrates 125kW rated AC power and 522kWh battery capacity into a single, comprehensive enclosure. Its 3W+N+PE output type (230/400VAC) with 50/60Hz grid frequency compatibility ensures seamless grid connection for commercial and industrial applications.

System specifications:

● Battery Configuration: 2P260S LiFePO₄

● Nominal Voltage: 832VDC

● Voltage Range: 728–936VDC

● Max Charge/Discharge Multiplier: 0.5P

● Cycle Life: ≥8000 cycles (@25°C, 0.5P, 90% DOD, 70% EOL)

The all-in-one cabinet design simplifies installation and reduces on-site commissioning time, making it an ideal turnkey solution for factories, commercial buildings, and utility-scale projects requiring stable, high-capacity energy storage.

Engineered for superior grid interaction, the HZEB-HCT-125/522 delivers exceptional power quality with:

● Power Factor: 0.99 (adjustable range from 1 leading to 1 lagging)

● Current Distortion Rate: <2% – ensuring clean power injection to the grid

● Rated AC Power: 125kW continuous grid-connected output

This high-performance grid-tied capability enables:

● Peak shaving and load shifting for electricity cost reduction

● Grid frequency regulation and voltage support

● Renewable energy integration and smoothing

● Demand charge management for C&I users

The system's advanced inverter technology ensures stable operation and compliance with stringent grid connection requirements worldwide.

Safety is paramount in the HZEB-HCT-125/522 design, featuring multiple layers of protection:

Physical Protection:

● IP54 Rating: Dust-protected and splash-resistant for indoor/outdoor installation.

● Robust Cabinet Dimensions: 2500x2250x2300mm with 5980kg weight for stability.

Active Safety Systems:

● Aerosol Fire Protection: Integrated suppression system for battery thermal events.

● Air Cooling Method: Efficient thermal management without complex liquid cooling infrastructure.

● Operating Temperature Range: -30°C to 55°C – suitable for extreme climates.

● Altitude Capability: ≤2000m standard operation.

Monitoring and Control:

● Communication: Dual MODBUS TCP/RTU protocols for SCADA integration.

● Real-time BMS monitoring of voltage, current, temperature across all cells.

● Remote diagnostics and firmware upgrade capability.

With relative humidity tolerance <90% and noise level ≤75dB (≤1m) , the system maintains comfortable operation even in sensitive environments.

The HZEB-HCT-125/522 is built for decades of service with:

● 8000-cycle lifetime at 90% DOD (70% EOL threshold)

● 0.5P charge/discharge capability for balanced performance and longevity

● LiFePO₄ chemistry – inherently safe with no thermal runaway risk

● Proven cell configuration (2P260S) for consistent performance across the bank

Ideal applications:

● Commercial & industrial peak shaving

● Renewable energy firming (solar/wind integration)

● Grid ancillary services

● Backup power for critical infrastructure

● Microgrid and utility-scale storage projects

Trusted by customers in over 160 countries, Dawnice brings decades of energy storage expertise to every installation. The HZEB-HCT-125/522 is manufactured under strict quality control and certified to international standards.

Why choose Dawnice for your C&I project:

● Turnkey solution – fully integrated and tested before shipment

● Modular scalability – multiple units can be paralleled for larger projects

● Global commissioning support available

● Comprehensive warranty and long-term service agreements

● Remote monitoring via MODBUS TCP/RTU for easy integration with existing systems

With our expanding global footprint, including upcoming support hubs in key markets, Dawnice ensures you receive not just world-class products, but also responsive local assistance throughout your project lifecycle.