The ATESS 630kW HV 600–900V Battery Inverter is a cutting-edge power conversion solution engineered for large-scale and utility-grade energy storage systems (ESS). It supports a high-voltage DC input range of 600V to 900V, making it ideal for pairing with advanced lithium-ion battery banks in high-demand environments.
As part of the advanced ATESS PCS (Power Conversion System) family, this model delivers bidirectional functionality, enabling both efficient battery charging and discharging. With a rated output of 630kW and a maximum efficiency of 97.6%, it ensures optimal performance for peak shaving, load shifting, renewable integration, and grid stabilization.
This inverter is built to scale, supporting both standalone and parallel operation. It features RS485 and CAN communication interfaces for seamless integration into Energy Management Systems (EMS), plus a touchscreen interface for intuitive control and monitoring. With its robust design and extensive safety protections, the ATESS 630kW HV is ready for mission-critical deployment.
Technical Specifications Table
| Specification | Details |
|---|---|
| Model | PCS 630KW-HV |
| Rated Output Power | 630kW |
| Apparent Power | 693kVA |
| DC Voltage Range | 600V – 900V |
| Max. Charge/Discharge Current | 900A |
| Nominal AC Voltage | 400V (3-phase) |
| AC Voltage Range | 380V – 440V |
| Output Frequency Range | 45Hz – 55Hz / 55Hz – 65Hz |
| Power Factor | >0.99 (Adjustable from -0.8 to +0.8) |
| Max. Efficiency | 97.6% |
| Overload Capacity | 110% for 10 mins, 120% for 1 min |
| Communication Protocols | RS485, CAN |
| Operating Temperature | -20°C to +55°C |
| Cooling Method | Forced air cooling |
| Protection Rating | IP20 |
| Dimensions (W × H × D) | 1450 × 2000 × 900 mm |
| Weight | 1700 kg |
Key Benefits
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🔋 High Power Output – 630kW continuous output for utility-scale battery systems
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🔄 Bidirectional Operation – Supports seamless charging and discharging for ESS and hybrid systems
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⚙️ Scalable Architecture – Operates standalone or in parallel for system expansion
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🧠 EMS Integration – Built-in RS485 and CAN protocols for smart system communication
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📊 User-Friendly Interface – Onboard touchscreen for real-time monitoring and configuration
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🛡️ Comprehensive Protections – Safeguards include over-voltage, over-temp, and short circuit defense
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🌐 Grid Support Features – Adjustable frequency and power factor for optimal grid compatibility
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⚡ Optimized Efficiency – Up to 97.6% conversion efficiency for reduced energy loss
Ideal Applications
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Utility-scale battery energy storage systems (BESS)
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Industrial hybrid energy systems
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Renewable energy integration (solar, wind)
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Grid frequency and voltage regulation
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Peak shaving and backup power
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