SunGiga G2 Plus
522kWh IEC
The Jinko ESS 520 Liquid-Cooled Integrated Cabinet is a high-density,modular 1000V energy storage system. It consolidates battery modules, BMS, PCS, and fire protection into one cabinet, providing 522 kWh of capacity and 130.5 kW of power. Engineered for scalable and diverse applications, it offers exceptional safety, reliability, intelligent cooling, and smart software management.
Key Advantages
Highly Integrated,
Flexibly Deployed
Integrated design simplifies installation and O&M. Modular architecture enables flexible capacity expansion
2.8㎡ ↓ 10%
Integrated Design – Footprint
522kWh~3.13MWh
Flexible Capacity Expansion
  • Integrated Design – Footprint: 2.8㎡ ↓ 10%
  • Flexible Capacity Expansion: 522kWh~3.13MWh
Enhanced Safety,
Reliable Operation
Intelligent monitoring and interlocks protect batteries in real time. Fire detection, gas suppression and built-in heating ensure rapid response and temperature control
≤3s
Alarm Response Time
≤30s
Heating Response Time
  • Alarm Response Time: ≤3s
  • Heating Response Time: ≤30s
Smart Liquid Cooling, Advanced Thermal Control
Refined liquid cooling keeps cell temperature differentials within ≤2°C, while multiple modes reduce auxiliary power consumption
≤2℃
Cell Temperature Differential
↓ 20%
Aux. Power Consumption
≥90%
System RTE
  • Cell Temperature Differential: ≤2℃
  • Aux. Power Consumption: ↓ 20%
  • System RTE: ≥90%
Cloud-Enabled,
Efficient Management
Remote OTA upgrades enable continuous optimization, with cloud-based monitoring and multi-device access
≤15 min
OTA Time / Unit
≤60s
Data Refresh Rate
  • OTA Time / Unit: ≤15 min
  • Data Refresh Rate: ≤60s
Applications
Commercial Buildings
Lower electricity costs through peak shaving; backup power for critical loads;
improved energy efficiency.
PV-Storage-Charging Stations
Balance EV charging loads;
maximize PV self-consumption;
reduce charging costs;
prevent grid overload.
Industrial Parks
Peak-valley arbitrage;
demand management;
uninterrupted production;
renewable energy integration.
Infrastructure
Backup power for reliable supply;
defer grid expansion;
support peak shaving and frequency regulation.
Microgrid
Balance distributed energy fluctuations;
power critical loads during islanded operation;
improve energy self-sufficiency.
Specifications
DC Side
Cell Type LFP 3.2V/314Ah
Nominal Capacity 522 kWh
Rated Voltage 832 Vdc
Nominal Voltage Range 728V~936V
Pack Quantity 10 pcs
Max. Charge/Dischage Power 0.25 P
System Configuration 2P260S
AC Side
Rated AC Power 130.5 kW
Rated Voltage 400 Vac
AC Connection 3P4W
Rated Frequency 50/60 Hz
THDi <3%
General Parameters
Life cycle 8000 @70%EOL
Operating Temperature -30℃~55℃, derating > 45°C
Operating Humidity ≤95%RH, without condensation
Operating Altitude ≤3000m
Ingress Protection IP55 (Cabinet); IP66 (PCS)
Corrosion Protection Class C3 (C5 Optional)
Fire suppression system System aerosol gas extinguisher + Somke detection + Temperature sensing + Flammable gas detection
Cooling Method Liquid cooling
Max. Parallel Quantity 6 Units in parallel
Communication Protocol RS485/CAN/Ethernet
Dimensions(W×D×H) 1920x1430x2400 mm
Weight ≈5,000 kg
Compliance Standards IEC 62619, IEC 62477, IEC 60730, IEC 63056, IEC 61000, IEC 62040, IEC 62933, UN 38.3, UL 9540A, NFPA 69