Sunsky Bess 500kw 1MW 2MW Commercial&Industrial Systems Solar 500kwh 1mwh 2mwh 3mwh Liquid Cooling Lithium Battery Integrated Container Energy Storage System

Product Description

 Related Products

 

Product Description

Sunsky 20-ft and 40HQ liquid-cooled ESS container integrates PACK, EMS, BMS, HVAC, and fire safety system into one cabinet. Compared with air cooling, liquid cooling empowers the ESS product with higher power density and ensures the temperature difference between the cells within 3 ºC, which effectively extends battery service life and improves energy efficiency. The 20-ft liquid-cooled ESS container product can be applied to the power generation side, grid side, as well as C&I ESS scenarios that have strict requirements on power and capacity.

Sunsky Warranty
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Product Parameters

 

Model	SUN20FT-0.5MW/1MWh	SUN40FT-1MW/2MWh
Battery Data
Cell type	3.2V/280Ah/LFP
Cell brand	HIGEE/EVE/REPT/CORNEX
Celle life cycle	>8,000 [email protected],25°C
Cell spec	3.2V/280Ah/315Ah/LFP
Energy of Each Cluster	200.704kWh/225.075KWh
Number of Cluster	5	10
Total Rated Energy Capacity	1003.52kWh	2007.04kWh
Battery Voltage Range	716.8V
Rated voltage	627.2V
Votage range	627.2V~795.2V
BMS communication interface	Ethernet, CAN, RS485
BMS communication protocol	Modbus RTU, Modbus TCP
AC Data
Rated AC power	1*500kW	2*500kW
Max. PV Power	1*600kW	2*600kW
Rated AC voltage	380V/400V/220V/480V
AC PF	1 leading ~ 1 lagging
Output THDi	≤3%
Nominal grid frequency	50/60Hz
Isolation method	3 Phase 4 Line Transformer
General Data
Dimension w/o clearances (L*W*H)	6058*2591*2438mm	12116*2438*2896mm
Weight of whole system	15230KGS	30460KGS
Degree of protection	IP54
Operating temperature range	-20~65°C
Relative humidity	0~95% (non-condensing)
Max working altitude	6000m (derate over 3000m)
Cooling concept of DC hatch	HAVC
Cooling concept of PCS hatch	Forced air cooling for power electronics. Air conditioned for battery system
Fire extinguisher system	HFC bottle group
Communication interfaces	RS485, Ethernet, GPRS
Communication protocols	Modbus RTU, Modbus TCP

In order to reduce the production losses caused by power outages in summer,Sunsky has launched 20-foot and 40-HQ high-energy-density ESS. The DC side consists lithium battery energy units, and the AC side uses MEGA series PCS, through the EMS operation strategy, interacts with the grid in a friendly way, and provides power support for customers during power limited period.


Features 
1.Multiple working modes can be flexibly set.
2.Support battery management system and comprehensive thermal management.
3.Support real-time online monitoring of system status.
4.Support simultaneous access to load, battery, grid, DG, and PV.
5.The electrical compartment and battery compartment are separated, preventing the spread of thermal runaway.
6.Integrated design, easy to transport and install, f lexible deployment.

Product Details

 

Sunsky TOPcon TOPCon Solar Panel

* High effciency up to 22.84%* Complies with European standard IEC61215 and IEC61730
* SMBB + Half-cell tech, reduce internal current loss, improve module efficiency, minimize micro-crack impacts, and improve module
reliability
* Lower temperature coefficient (-0.29%/ºC), lower operating temperature, increase the power generation.
* Bifaciality rate up to 80-85%, up to 30% power gain from back side.

* 25 or 30 years warranty optional

 

 

All In One Hybrid Solar Inverter

 

* Intelligent IC control
* Multiple protection function
* Pure sine wave
* Buzzer alarm to remind
* Work instruction function
* Double Sided PCB/Import zero device
* Alumimum alloy shell
* Warranty: 10 Years

Storage Battery Bank

The energy storage standard battery module consists of 16units 3.2V single cell, each unit battery power is 14.336kWh, the nominal voltage is 51.2V, totally 2MWh, 1600kWh@80% DOD. Battery energy usually customized according to each client exact requirements, from kWh~MWh~GWh.

DC Cable & MC4 Connector

* Cross Section: 4mm2; 6mm2; 10mm2 Optional
* Rated Voltage: 600vDC/1000VDC (TUV)
* Rated Current:55A,70A
* Colors: Black For STD, Red Optional.
* Warranty: 30 Years

ESS Lithium Battery Container 

Our containerised energy storage system (BESS) is the perfect solution for large-scale energy storage projects. The energy storage containers can be used in the integration of various storage technologies and for different purposes.

 

Online Monitoring System

* Open Station Supports one-click
* Installation and registration Problem
* Support one-click dispatch and navigation
* Safe operation, traceable logs, etc. 
* Support full lifecycle data storage to ensure
* data security and reliability

 

Our Factory

Sunsky Projects

  


Certifitions
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Packaging & Shipping

Our Advantages

Sunsky was founded in 2017, focusing on the production, R&D and design of solar panels, inverters, batteries, complete energy storage systems.

Sunsky advantages are as following:

* Own factory, more competitive price
*  Professional technical team, the best design
* 24-hour professional online service
* After-sales team, timely solve problems for customers
* Customer first, quality first, reputation first
* 10-30 years quality assurance

FAQ

Q: How does DC coupling optimize the use of renewable energy in a large-scale system?
A:It allows for more captured solar energy to be stored directly, with minimal losses. This optimization ensures that a greater portion of the generated solar power is used either on-site or dispatched to the grid, enhancing the sustainability of the large scale solar battery storage project.

Q: What role does the Power Conversion System (PCS) play?
A:The PCS is the core component. It functions as a high-power, bidirectional inverter that converts DC from the solar and batteries to AC for use. It replaces the need for separate solar and battery inverters, streamlining the large scale solar battery storage infrastructure.

Q:What are the primary advantages of a DC-coupled system for on/off-grid large-scale projects?
A:Key advantages include higher overall system efficiency, a simplified system layout with fewer components, reduced balance of system (BOS) costs, and seamless integration for both on-grid and off-grid large scale solar battery storage systems.

Q:Why is DC coupling considered more efficient for large scale solar battery storage systems?
A:DC coupling is more efficient because it avoids multiple DC-AC-DC conversion steps. Solar energy can directly charge the batteries in DC form, reducing energy losses. This higher efficiency is crucial for maximizing ROI in large scale solar battery storage applications.

Q:What is DC coupling in the context of large scale solar battery storage?
A:DC coupling is a system architecture where solar panels and batteries are connected on the same Direct Current (DC) bus before being converted to Alternating Current (AC) by a single, centralized inverter. This is a highly efficient solution for large scale solar battery storage projects.