Bus Ribbon -manual welding

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About PV Ribbon:

PV ribbon is composed of Copper and coating alloys, and divided into Tabbing Ribbon and Bus bar ribbon.
•Tabbing Ribbon: it is commonly connects the positive and negative sides of the cells in series.
•Bus bar Ribbon: it is concentrate the cell stringing into junction box and channels electrical curren
Basis brassesoxygen –free copper wire planish ,Contain copper quantity ≥99.95%,conductivity ≥100%.
Basis brasses electrical resistivityelectrical resistivity: oxygen-free copper ≤0.0165Ωmm2/m,T2 copper ≤0.0172Ωmm2/m
Solder tin component

63%Sn37%Pb,60%Sn40%Pb(TM-A),                                                                      

96.5Sn3.0%Ag0.5%Cu,99%Sn1%Ag(TM-B),                                                  

62%Sn36%Pb2%Ag (TM-C)

Solder tin melting point179-217°C
Tensile strength≥200N/mm2
Extensibility≥25%


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