Commercial and Industrial Energy Storage System: Operational Efficiency with Huawei LUNA2000-161-2S11: Industrial-Scale Storage

The LUNA2000-161-2S11 model is the cornerstone of an energy independence strategy for SMEs. In a volatile energy market, this system allows for the storage of excess solar power and its use during peak-rate periods, ensuring a rapid return on investment.

State-of-the-Art Smart String Technology Unlike bulk storage systems, Huawei’s architecture allows modules to be replaced or added without affecting the entire system. Digital management enables the health status (SOH) of each module to be viewed directly from the FusionSolar platform, giving the energy fleet administrator complete control.

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Technical Specifications

Energy Storage System Parameters	Details
Model type	LUNA2000-161-2S11
Rated capacity	161,3 kWh
Maximum cycle rate	0,67 CP
Maximum cycle efficiency	88,0%
Depth of charge and discharge	0–100%
Dimensions (L x l x Î)	1150 mm × 1800 mm × 2100 mm
Weight	≤2,4 tone
Operating temperature range	-30 °C ~ 55 °C (＞50°C Derating)
Storage temperature range	-35 °C ~ 60 °C
Operating humidity range	0 ~ 100% (non-condensing)
Maximum operating altitude	4,000 m
System Temperature Control Mode	Hybrid cooling
Balance mode	Active balance
SOC Calibration Mode	Automatic
Fire suppression mode	Pack-level oxygen barrier, Directional gas exhaust, Top explosion vent, Aerosol
Auxiliary power supply	176~300 Vac, single phase, ≤5 kW
Standby power consumption	≤150 W
Communication port	Ethernet / Optical fiber
Communication Protocol	Modbus TCP
Degree of protection	IP55
EMC Protection Rating	Class B
Noise (rated operating conditions)	≤65 dB(A)
Lightning protection	Type II (AC port)
Protection mode	Anti-islanding protection, residual current detection, insulation resistance detection, AC overcurrent protection, AC cable connection protection
Environment	RoHS6
Certification Standards	UL9540A, UL1973, UN38.3, IEC 62477-1, IEC 62040-1, IEC 61000-6-1/2/3/4, IEC 62619, IEC 60529, VDE-AR-E 2510-2/50, IEC 62933-5-1/2, IEC 61727, EN 50549, GB/T 34120

Battery Parameters (DC)

Parameter	Details
Cell material	LFP
Rated battery capacity	280 Ah
Battery system configuration	180S1P
Number of battery packs	3
Operating voltage range	486–648 V
Rated DC current	187 A

PCS (AC) Parameters

Parameter	Details
PCS model type	PCS2000-108K-MB1
Rated output power	108 kW
Rated AC current	155,9 A
AC voltage and frequency	380/400/415/420/440/480 V (3P4W), 50/60 Hz
Adjustable power factor range	-1 ... +1
AC current harmonics THDi (rated output power @on-grid)	≤1,5%
AC Voltage Harmonics THDu (Linear Load @ Off-Grid)	≤2.0 %

Dimensions:

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System components:

The ESS mainly consists of lithium battery packs (PACK), Power Converter System (PCS), DC-DC Converter (DCDC) (optional), Rack Control Module (RCM), Liquid Thermal Management System (LTMS), and Thermal Runaway Suppression Device (TRSD). It stores and releases electricity through the control of the RCM.

• Battery charging: Controlled by the RCM, the electricity from the mains or other power supplies is converted by the PCS into DC electricity, which is then stored in batteries.
• Battery discharging: Controlled by the RCM, the electricity released by batteries is converted by the DCDC (optional) and PCS into AC electricity, which is then supplied to loads.
• Integrated design: The internal components of the ESS are integrated to reduce the footprint, simplify the installation and O&M process, and greatly reduce the installation time and cost.
• Smart thermal management with air and liquid cooling: The ESS uses thermal management and control technologies to implement various functions including active liquid cooling, natural air cooling, waste heat recovery, low temperature heat pump heating or electric heater, and intelligent dehumidification, achieving optimal energy efficiency throughout the year

Components

No.	Item	Maximum Qty per ESS
1	LTMS (monitors temperature and humidity in the ESS)	1
2	Display module	1
3	Fire alarm horn/strobe light	1
4	Exhaust fan (optional)	2
5	Smoke detector	1
6	Heat detector	1
7	T/H sensor	2
8	Standard CO sensor / Explosion-proof CO sensor	1
9	Door status sensor	1
10	Door limit switch	1
11	Battery pack	[2,4]
12	Aerosol fire suppression device	3
13	PCS (converts DC voltage to AC and vice versa)	1
14	Lead-acid battery box (optional)	-
15	DCDC (optional)	1
16	SmartLogger Installation position	-
17	Water sensor	2
18	TRSD Host (optional)	1
19	Desiccant	4
20	RCM (ESS control)	1
21	Document holder	1