Specifications

280W Poly Solar Panel Specifications
1) high efficiency
2) easy to install
3) stand heavy rain and snow
4) lower price

Risun Solar Panel 280W Poly Solar Panel Solar Module Pictures show

 

 

 

 

Risun Solar Panel Factory Picture Show

 

 

 

 

 

 

 

 

Risun Solar panel  CE TUV ISO Certification Reference

 

 

 

280W Poly Solar Panel packing  

 

 

 

 

Risun Solar Panel Exhibition Show

 

 

   

RSM280W solar panel, 280W Poly solar module produced by Risun Solar

 

 

280W poly solar panel, solar module, solar panel technical data

 

 

 

Model	RSM72-156P/260W		RSM72-156P/270W		RSM72-156P/280W		RSM72-156P/290W
Max Power Pm(W)	260		270		280		290
Max Power Voltage Vm (V)	35.03		35.29		35.59		35.89
Max Power Current Im (A)	7.42		7.65		7.87		8.08
Open-Circuit Voltage Voc (V)	44.91		45.16		45.33		45.5
Short-Circuit Current Isc (A)	8.39		8.47		8.56		8.64
Cell Efficiency(%)	14.8		15.4		16.0		16.6
Module Efficiency(%)	13.9		14.4		15.0		15.5
Maximum System Voltage (V)	DC 1000(TUV) / DC 600(UL)
Power Tolerance(%)	0~+3
Series Fuse Rating (A)	15

 

Risun Solar Panel 280W Poly Solar Panel  Components & Mechanical Data

 

Front Glass	High Transparency Tempered Glass, 3.2mm
Junction Box	Pass the TUV Certificate PPO(black/IP65)
Output Cables	4mm2/0.9m
Connectors	MC4(UV resistance and self-locking/IP67)
Frame	Anodized aluminum alloy type 6063-T5
Encapsulation Material	EVA (0.50 ± 0.03mm thickness)
Back Foil	White TPT (0.32 ± 0.03mm thickness)
Fixing adhesive	Silicone Sealant(White)
Temperature Range(°C)	-40°C to +90°C
Max Load(Kpa)	2.4 wind load / 5.4 snow load
Temperature Range(°C)	-40°C to +90°C

 

 Temperature Coefficients

 

NOCT (°C)		47±2
Temperature Coefficient of Pm (%/°C)		-0.45±0.05
Temperature Coefficient of Isc (%/°C)		0.05±0.01
Temperature Coefficient of Voc (%/°C)		-0.35±0.02

 

 280W poly solar panel

 290W poly solar panel

 300W poly solar panel

 

Risun Solar Panel 280W Poly Solar Panel Quality assurance testing

 

 

Thermal cycling test

 

Thermal shock test

 

Thermal/Freezing and high humidity cycling test

 

Electrical isolation test

 

Hail impact test

 

Mechanical, wind and twist loading test

 

Salt mist test

 

Light and water-exposure test

 

Moist carbon dioxide/sulphur dioxide

 

 

 

Payment Safety

 

 

Payment term: 20% advanced as deposit by T/T or L/C, the rest payment paying after received B/L copy.

 

 

Frequently Asked Questions

 

 

1. What is the brand for this 280W solar panel?

 

 ---RISUN solar, we are the manufacturer of this 280W solar panel, small order is available, wholesales is welcomed

 

2. What kind of Solar Cells does it have?
---Polycrystalline 156*156mm.

 
3. Is the front panel Glass or Plastic?
---Tempered glass 3.2mm thickness, Light transmittance up to 95%.

 
4. Does it meet Europe Standards for Solar Energy?
---This is TUV approval products, all the producing procedure apply TUV&CE.

5. What is the Efficiency level?
--- Between 16-18.9% for solar cells.

6. What is the Nominal Voltage?
---18V, so it can charge 12V battery., if you want 36V, so you can charge 24V battery, just loose the cable from the solar panel and connect them in series, if you not sure what to do, just mail us.

7. What is the Warranty Period, How many years? 
---5 years; 90% output in 10 years, 80% output in 20 years; 25 years life span.

 

 

IMPORTANT INFORMATION:

1. All our solar panels following IEC6125, IEC61730 standard, Have CE, TUV, ISO Certifications, also on Australia Clean Energy Council (CEC) list.

2. The solar cell efficiency is 16%-18.5%. All material certificate by TUV IEC test, meet the solar panel 25 years at outdoor performance.

 

 

shipping time and package safety

 

Shipping date: 5-15 days after we received deposit by the first available vessel to your country.

 

 

We will do our best to take care of you and if you have any questions please do not hesitate and feel free to contact us at : 1500 3743 30 .