Grid Connector for BESS

Grid Connector for BESS integrates the PCS, transformer, and switchgear on a single factory-assembled skid, minimizing on-site work and enabling PowerX’s “Zero-Day Deployment*” concept.
Combined with system-wide optimization, PowerX’s newly developed PCS helps reduce upfront costs. The PCS will be available both as part of Grid Connector and as a standalone product.

Conventional grid connection diagram — GIS/extra-high voltage substation, main transformer, medium-voltage switchgear, transformer and PCS each designed, procured and connected separately
Grid Connector for BESS system diagram — a factory-integrated unit converts 22kV to 1500V DC and connects directly to the BESS

Factory-Integrated

Reduced On-Site Work

Faster Deployment

Built to Accelerate BESS
Deployment at Scale

All-in-One Design

Key grid-connection equipment integrated into a single package.

Zero-Day Deployment*

Factory-integrated equipment minimizes on-site work and accelerates deployment.

Optimized Project Costs

Streamlined design, procurement, and construction help reduce deployment costs.

Specifications

Grid Connector for BESS 製品外観

Single Skid

Double Skid

DC voltage
1,040-1,500 Vdc
1,040-1,500 Vdc
Max current
2,253 A
2 x 2,253 A
DC interfaces
1 or 2
2 or 4
Rated AC power
up to 2,331 kVA
up to 4,602 kVA
MV voltage
6.6 - 22 kV
6.6 - 22 kV
Transformer
Oil-cooled 2.5 MVA
Oil-cooled 5 MVA
Winding
Dyn11
Dyn11 dual
Weight (est.)
〜20 t
〜25 t
Temp / corrosion
-20 to 40℃・C5M
-20 to 40℃・C5M

PCS UNIT HIGHLIGHTS

  • Efficiency99.20%
  • CoolingHybrid air & liquid
  • Grid modeForming / tied
  • AC output690 Vac
  • ProtectionSPD・breakers・IMD
  • StandardIEC 60076
  • Weight〜9 t

5 MVA TRANSFORMER

  • TypeOil-cooled, IEC 60076
  • Rated power2.5 MVA (single) / 5 MVA (double)
  • Voltage6.6-22 kV / 690 V
  • WindingDyn11 (Dyn11 dual on double)
  • ProtectionShort-circuit w/ internal arc class

Watch the Mega Power 4000 Series & Grid Connector Product Launch

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Grid Connector for BESS

* “Zero-Day Deployment” is a PowerX-developed concept designed to bring BESS projects online sooner by pre-integrating key equipment at the factory and minimizing on-site construction.