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DONG YANG E&P Inc.

Photovoltaic Inverter

Photovoltaic power generation is a method to generate power by converting sunlight into DC electricity. A solar panel with many solar batteries is used for the photovoltaic power generation. The photovoltaic inverter is a simple but vital device in the photovoltaic system, in order to make it possible to use the devices that generally need alternating current power.
The inverter is designed to convert the variable DC, which is generated on solar panels, into electric power system frequency (AC) so that the power can be used for common-use electrical grids or local unsystematized networks. Our photovoltaic Inverter utilizes a solar panel and has special functions such as MPPT (Maximum Power Point Tracking) anti-islanding method.
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Product Structure
PV_img
  • World-class technology
    Peak efficiency 96.8%
    wide range of MPPT voltage
    materialization in an uninsulated, minimum size, lightweight device
  • Flexibility
    Indoor and outdoor use (IP65)
    built-in Main Junction box function (S5500K)
    facilitated serial-parallel configuration
  • Built to last
    Aluminum case
    Variety of protective functions (excess voltage, earth leakage current, short circuit, and reverse voltage prevention functions)
    Application of long-life aluminum capacitor
  • Cost reduction
    Easy installation with lightweight product
    minimization of maintenance cost
    no power loss at night
Satisfaction with excellent procuration and delivery technology of Public Procurement Service
Product Line-Up
Model S3000C S5500K S2200K S100K In Preparation

(2017)

Application Grid-connected photovoltaic development system Grid-connected photovoltaic development system Grid-connected photovoltaic development system Grid-connected photovoltaic development system Grid-connected photovoltaic development system
Line – Up pv02 pv03 ready ready readyComing Soon
Size 300*410*160 490*520*185  520*240*610  509*574*1622
Maximum
input power
(watt)
3300W 5850W  22,560W  102,000W
Rated output
(watt)
3100W 5500W  22,000W  100,000W
MPPT /
maximum amounts of input
1/1 2/4  3/2  1/1
efficiency
(maximum efficiency, flow efficiency)
Max. 96.8%
Euro 96.07%
Max. 96.7%
Euro 96.1%
(Except connecting half loss)
 Max 98.04%  Max 98 %
Topology Uninsulated method Uninsulated method  Transformerless  Transformerless
Cooling system Natural air cooling method Natural air cooling method  Natural air cooling method  Forced air cooling method
Phase Single phase Single phase Three phase Three Phase
Certificate KS certification KS certification  KS certification KS certification
Model S3000B
Application Grid-connected photovoltaic development system
Line – Up pv02
Size 300*410*160(H)
Maximum input power(watt) 3300W
Rated output(watt) 3100W
MPPT/maximum amounts of input 1/1
efficiency (maximum efficiency, flow efficiency) Max. 96.8%
Euro 96.07%
Topology Uninsulated method
Cooling system Natural air cooling method
Phase Single phase
Certificate KS certification
Model S5500K
Application Grid-connected photovoltaic development system
Line – Up pv03
Size 490*520*185(H)
Maximum input power(watt) 5850W
Rated output(watt) 5500W
MPPT/maximum amounts of input 2/4
efficiency (maximum efficiency, flow efficiency) Max. 96.7%
Euro 96.1%
(Except connecting half loss)
Topology Uninsulated method
Cooling system Natural air cooling method
Phase Single phase
Certificate KS certification
Model S2200K
Application Grid-connected photovoltaic development system
Line – Up ready
Size  520*240*610
Maximum input power(watt)  22,560W
Rated output(watt)  22,000W
MPPT/maximum amounts of input  3/2
efficiency (maximum efficiency, flow efficiency)  98.04%
Topology  Transformerless
Cooling system  Natural air cooling method
Phase  Three phase
Certificate  KS Certification
Model S100K
Application Grid-connected photovoltaic development system
Line – Up ready
Size  509*574*1622
Maximum input power(watt)  102,000W
Rated output(watt)  100,000W
MPPT/maximum amounts of input  1/1
efficiency (maximum efficiency, flow efficiency)  Over 98%
Topology  Transformerless
Cooling system  Forced air cooling method
Phase  Three phase
Certificate  KS Certification
Model In Preparation(2017)
Application Grid-connected photovoltaic development system
Line – Up readyComing Soon
Size
Maximum input power(watt)
Rated output(watt)
MPPT/maximum amounts of input
efficiency (maximum efficiency, flow efficiency)
Topology
Cooling system
Phase
Certificate

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