120kW/220kWh Distributed Energy Storage System
（National Standard）

Comprehensive and Ultimate Safety System
Single cluster security concept, with only strings in the cluster but not parallel, and electrical isolation between clusters.
High frequency isolation technology
Realize electrical isolation between battery DC and AC between battery DC and power grid to ensure absolute safety of energy storage system.
Safe and Long Life Battery
Integrated high safety lithium iron phosphate battery with high cycle times, cycle times >5000 times.
Modular system design
Standard modules are built in a building block style, flexibly expanded, ready to use, and flexibly deployed.

Technical Parameter

System Parameter
Battery Type	Lithium iron phosphate battery LFP
Discharge depth	100% DOD
Battery voltage range	220～750V
Charge discharge ratio	≤0.5C
Number of cycles	>5000
BMS communication interface	CAN2.0
Box size	2350×1000×2250mm
Box weight (including battery)	2700kg
Optimal efficiency	90%
Protection level	IP54
Rated power	120kW
AC current distortion rate	<3%（Rated power）
DC component	<0.5%（Rated power）
Rated voltage at AC side	380V
Rated frequency of power grid	50Hz
Remote operation and maintenance	Remote diagnosis, Troubleshooting, Fault recovery
Isolation method	High frequency isolation transformer
Operating temperature range	-40~60℃(Derating above 50 ℃)
Operating humidity range	5~95%（non-condensing）
Maximum working altitude	3000m（>Derating required for 2000m）