AC Block

ACBOX V4 (5.03 MWh)

Nidec Industrial Solutions · LFP · Liquid cooled · 22-ft high-cube container

Utility-scale all-in-one AC energy storage container integrating LFP batteries, SiC-based four-quadrant AC/DC power conversion, and embedded liquid cooling within a 22-ft high-cube enclosure. Up to 12 independent converter channels provide rack-level redundancy.

5.03 MWh
Capacity
LFP
Chemistry
315 Ah
Cell
Download Datasheet (PDF)

Specifications

Energy & Power
Nameplate Energy 5.03 MWh
Rated Power Up to 3 MVA
Cell Capacity 315 Ah
Cell Rating 0.5P
Rack Configuration 1P416S
System Configuration 12 racks
Independent AC/DC Converters Up to 12
Thermal Management
Cooling Method Embedded liquid cooling
Free-Cooling Capability Yes
Coolant Auto-Refill Yes
General
Container Type 22 ft High Cube
Weight 42,000 kg
Access Non-walk-in, two-sided door access
Safety
Fire Detection Early gas detection
Fire Suppression Aerosol-based
Deflagration Panels NFPA 68/69-compliant

Key Features

  • All-in-one containerized AC block with batteries, power conversion, and thermal management in a single 22-ft high-cube unit
  • SiC-based independent AC/DC converters at each rack for rack-level redundancy
  • Embedded liquid cooling with free-cooling capability and automatic coolant refill
  • Grid-forming ready with fault ride-through and synthetic inertia
  • Non-walk-in design with two-sided door access
  • Multi-layer safety with early gas detection, aerosol suppression, and NFPA 68/69 deflagration panels
Product Certifications
UL 1973 UL 9540A IEC 62619 IEC 63056 UN 3536 IEC 62109-1 IEC 62909-1 IEC 62477-1 IEC 62933-5-2 IEC 62443
Environmental Compliance
EN 50549 IEEE 2800
About the Manufacturer
Nidec Industrial Solutions
Roche-la-Molière, France · Founded 1973

Nidec Industrial Solutions operates through its Nidec Conversion division, with manufacturing in France, Italy, USA and China. The company inherited over a century of power electronics expertise when Nidec acquired Ansaldo Sistemi Industriali in 2013. Nidec supplies power conv...

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ACBOX V4 (5.03 MWh) Datasheet
Nidec Industrial Solutions · PDF
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