Energy Storage System
HappyPoweMax

HappyPoweMax is an integrated storage system developed to meet the needs of Utility or large-scale C&I storage market. It has integrated battery cabinets, BMS, monitoring system, specific fire suppression system, HVAC, PCS and EMS. PowerMass suits thermal power plants, wind farms, solar farms or islands, schools, institutes, factories, load centers and more.

Utility ESS Products
Modular Design

Multiple units can be easily combined to deliver the required power

High Safety

All-round and multi-level battery protection strategies and trouble-shooting measurements are in place

Fast Deployment

Deployed fast, easily for transportation & installation with lower infrastructure construction cost and short construction timeline

Flexible Configuration

The container can be paired with PV, wind power, grid, etc. It is a large-scale, multi-purpose intelligent battery storage station

372kWh Utility ESS
Specifications: ESS-U372K280i
Cabinet
Arrangement 8 Battery boxes + 1 Combiner
Nominal Voltage 1331.2V
Voltage Range 1164.8V~1497.6V
Nominal Capacity 280Ah
Nominal Power 372.7kWh(@25℃,1C/1C)
Continuous Max Current 280A
Working Temperature Charge:0℃~55℃/ Discharge:-20℃~55℃
Weight ~3500kg
Dimension 1300mm*1300mm*2280mm
Cooling Method Liquid cooling
High Safety

- Lithium iron phosphate, the safest chemistry of all lithium battery types

- IP56 satisfies environmental requirements of outdoor applications

- C5 anti-corrosion secures a 20-year reliability

- An independent fire suppression system is built-in based on prevention-oriented fire suppression strategy

Long Lifespan

- CATL cell has a lifespan of up to 12,000 full cycles

- Integrated frequency conversion liquid cooling system limits the temperature difference among cells within 3℃, and prolongs the lifespan by 33%

High Integration

- Modular design, compatible with inverters of voltage ranging from 600V to 1500V

- Independent liquid-cooling system ensures effective cooling

- Modular and compact structure saves footprint by 50%

- Preassembled before transportation, which lowers expenses of on-site installation and saves commissioning time

3440kWh Utility ESS
Specifications: ESS-U3.44M6720i
Configuration 12 racks + combiner + control
Rated Voltage 512V
Rated Capacity 6720Ah
Rated Energy 3440kWh
Voltage Range 448~576V
Ingress Rating IP54/NEMA3R
Weight 42t
Dimensions 12192*2438*2896mm
Cycle Life ≥6000
3740kWh Utility ESS
Specifications: ESS-U3.74M3360i
Configuration 12 racks + combiner + control
Rated Voltage 1113.5V
Rated Capacity 3360Ah
Rated Energy 3741.69kWh
Voltage Range 974.4~1252.8V
Ingress Rating IP54
Weight 35t
Dimensions 12192*2438*2896mm
Cycle Life ≥6000