ATESS US standard 500KW battery inverter (without transformer) - ATESS PCS500-US-480
ATESS US standard 500KW battery inverter (without transformer) - ATESS PCS500-US-480
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- SKU
- PES-SPS-SIV-0658
- MPN
- ATESS PCS500-US-480
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ATESS PCS500-US-480 — 500 kW Bidirectional Battery Inverter (277/480 V Wye)
PCS500-US-480 is a robust 500 kW PCS for large C&I microgrids—with ≤10 ms transfer for grid/DG integration, and up to 8 units in parallel. [ATESS product + datasheet]
The ATESS US standard 500KW battery inverter - ATESS PCS500-US-480 is a powerful, efficient, and advanced power conversion solution. It is designed for large-scale commercial, industrial, and utility-level energy storage systems. This inverter delivers high performance and long-term stability, ensuring reliable energy transfer, optimized system efficiency, and intelligent grid support for varied applications.
Overview of the ATESS PCS500-US-480 (without transformer)
This ATESS PCS500-US-480 (without transformer) is engineered for demanding power environments with precision. The transformer-less design reduces energy loss, increases operational efficiency, and offers a compact structure. As energy storage grows across industries, this inverter is vital for managing battery output, grid interaction, and system stability.
This device’s adaptable configuration allows seamless integration with lithium-ion battery systems, hybrid setups, microgrids, and renewable energy infrastructures. It excels in peak shaving, backup power, frequency regulation, and solar-plus-storage applications with minimal maintenance requirements.
Key features
- 500 kW / 500 kVA @ 480 V, 601 A
- Battery 600–900 V, max charge/discharge 917 A
- Max efficiency 98.5%, Type 1 enclosure
- Touchscreen LCD; RS485/CAN; Type II DC surge protection
- Built-in transformer: No (US-480 datasheet note)
Specifications
| AC (on-grid) | |
|---|---|
| Apparent / rated power | 500 kVA / 500 kW |
| Rated voltage / current | 480 V (277/480 V wye), 601 A |
| Voltage / freq range | 432–528 V; 50/60 Hz (45–55 / 55–65 Hz) |
| PF / THDi | 0.8 lag–0.8 lead; <3% |
| AC (off-grid) | |
| Rated power / current | 500 kW / 601 A @ 480 V |
| THDu / overload | ≤2% (linear); 110% 10 min, 120% 1 min |
| DC (battery) | |
| Voltage range | 600–900 VDC |
| Max charge / discharge | 917 A |
| General | |
| Efficiency | 98.50% (max) |
| Enclosure / noise | Type 1; <65 dB(A) @ 1 m |
| Environment | −25 °C ~ +55 °C; ≤6000 m (derate >3000 m) |
| Transfer (grid↔backup) | Manual (default); Automatic (optional) ≤10 ms |
| Dimensions (W×H×D) | 1200 × 1900 × 800 mm (≈ 47.24″ × 74.80″ × 31.50″) |
| Weight | 870 kg (≈ 1918.02 lb) |
| Built-in transformer | No |
Key Features and Performance Advantages
High Efficiency & Intelligent Control
This inverter is built using advanced power electronics optimized for peak energy throughput. Its high conversion efficiency guarantees effective use of each kilowatt generated or stored. Intelligent control algorithms adapt to fluctuating loads, varying grid conditions, and multiple operational modes.
Scalable Power for Large Projects
The 500KW inverter supports parallel connections, enabling easy system scaling. Operators can manage multi-megawatt installations or phased expansions without performance loss or instability.
Robust Grid Support
Integrated grid-friendly features include:
- Reactive power compensation
- Black start capability
- Voltage and frequency regulation
- Islanding protection
- Fast response times for grid fluctuations
These functionalities maintain power quality and support smart-grid requirements.
Durable and Efficient Transformer-less Design
The ATESS PCS500-US-480 removes extra conversion steps. This boosts operational efficiency and lowers heat output. The design offers a smaller footprint, easier cooling, and consistent performance over time.
Advanced Monitoring & Remote Management
Remote control, live monitoring, and detailed energy analytics enable operators to track performance easily. Its smart software supports fault detection, diagnostics, and optimization for better system management.
Applications of
ATESS US standard 500KW battery inverter - ATESS PCS500-US-480
This high-capacity inverter fits several large-scale uses:
Commercial & Industrial Energy Storage
Businesses stabilize power use, lower peak demand charges, and maintain reliable backup with this system.
Renewable Energy Hybrid Systems
Hybrid setups combining solar, wind, and batteries benefit from the fast response and high efficiency of the ATESS PCS500-US-480.
Utility-Level Projects
In large storage plants or grid-support centers, the inverter enables smooth frequency regulation, efficient dispatch, and stable power delivery.
Microgrids
Its intelligent controls benefit remote microgrids, community projects, and critical facilities needing steady power.
Why Choose
ATESS US standard 500KW battery inverter - ATESS PCS500-US-480?
Selecting the ATESS US standard 500KW battery inverter - ATESS PCS500-US-480 is a sound choice for dependable engineering and future-ready performance. Its efficiency, scalability, grid stability, and smart management tools make it a top contender in high-capacity power conversion.
Specifications & Documents: Full specifications & datasheet for ATESS US standard 500KW battery inverter (without transformer) - ATESS PCS500-US-480
| SKU | PES-SPS-SIV-0658 |
|---|---|
| MPN | ATESS PCS500-US-480 |
| Manufacturer | ATESS |
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