Sunark Oem BESS Lithium Battery Storage Container 100Kwh 200Kwh 500Kw 1MW Solar Energy Storage System for Industrial Use

Product Description

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Products Description
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Battery System Side
Model HV-768V 280AH*3P
Rated voltage 768V
Rated capacity 840ah(0.2C)
Charge voltage 852VDC(adjustable)
Discharge voltage 672VDC
Rated working current 300A(0.35C)
Max.working current 420A(0.5C)
Rated power 252KW
Max.output power 322KW
Recommended DoD 90%
Range of working temp -10~50°C
Working humidity range 5-85%RH
Communication method two way CAN2.0/RS485
Working indicator Blue:Power; Green:Running; Red:Alarm protection
Cycle life 25±2°C, 0.2C/0.2C, EOL70%≥6000
Display method 10inch(LCD)/PC Software
Protective function
  • Voltage protection: Over charge and over discharge
  • Temperature protection: Over temperature range protection
  • Current/Leakage protection: YES
  • Dielectric withstand voltage: 1000VDC (not less than 1 GΩ)
Dimension 20 feet container
Protection level IP65
Product packaging Container
PCS DC Input Side
Voltage 420-850VDC(768V)
Max.charge power -
Max.discharge current 250KW
PCS-PV Input Side
Max.photovoltaic power 360KW
Max.photovoltaic voltage 1000V
Starting voltage 150V
MPPT range 250-850VDC
Full load DC voltage 450-850VDC
Rated DC input 600V
PV input current single way 36A
PV input channels 10 ways
Communication method two way CAN2.0/RS485
PCS-AC output side(Off-grid)
Rated AC power 275KVA
Active power 250KW
Rated voltage 400VAC
Rated current 361A
THDU <2% linear
Rated frequency 50/60Hz
Overload capacity 110% long-term
PCS—AC side(On-grid)
Rated AC power 275KVA
Active power 100KW
Rated voltage 250KW
Rated current 361A
Voltage range 320-460VAC
Rated frequency 50/60Hz
THDU <3% linear
Power factor Standard:1.0; lead 0.8/lag 0.8
AC Phase Three-phase four-wire+ground wire(3W+N+PE)
Isolation transformer 0.68%
Grid certification TUV, CE
Working temp.range -40~60°C, >45°C Power down
Communication method RS485/CAN
Packing & Delivery
Packing and Delivery
Applications
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About Us
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Our Factory
Our company is a leading global energy storage solution and service provider. We specialize in residential, commercial and utility applications and deliver pre-eminent products and fit-for-purpose solutions. We have 20+ years of experience producing energy storage products and 90,000+ systems actively running in 80+ countries, enabling millions of people to enjoy reliable, accessible and clean energy. We have been developing quickly; by the end of 2022, accumulatively, the company has manufactured 620MWh BESS and battery strings. Internationally, our FlexCombo DC coupling microgrid ESS, from 50kW to 500kW, is a well-known system with more than 300 sets deployed in the EU, US, Canada, Brazil, Myanmar, African countries, etc. We are a national high-tech enterprise with innovative platforms such as a national enterprise technology center, CNAS accredited laboratory, postdoctoral workstation, academician workstation, Equipment and Electronics Research Institute, and more. We possess core technology patents in new materials, new technologies, and new structures of battery power supplies, and have led and participated in the formulation of numerous international, national, and industrial standards.
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Frequently Asked Questions
What is the rated capacity and voltage of this battery system?
The system features a rated voltage of 768V and a rated capacity of 840Ah (at 0.2C discharge rate), providing reliable energy storage for high-power demands.
What is the expected cycle life of the battery container?
The battery system offers a long-term cycle life of ≥6000 cycles under operating conditions of 25±2°C, 0.2C/0.2C charge/discharge, up to End of Life (EOL) 70%.
Does the system support both on-grid and off-grid configurations?
Yes, the Power Conversion System (PCS) supports both on-grid and off-grid configurations, outputting a rated AC power of 275KVA for versatile application needs.
What protective functions are integrated into the battery system?
The system comes with comprehensive protection mechanisms, including voltage protection (overcharge and overdischarge), temperature protection, current/leakage protection, and dielectric withstand voltage protection (1000VDC).
What are the communication protocols and display options?
It supports two-way CAN2.0 and RS485 communication protocols. System monitoring can be viewed directly through a built-in 10-inch LCD screen or via dedicated PC software.
Is the container designed for outdoor environments?
Yes, the system is enclosed in a standard 20-foot shipping container with an IP65 protection level, making it highly resistant to dust, water, and outdoor weather conditions.

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