product description:
Lightning and surge protection for PV systems installed on buildings Please take the following measures to protect the PV system from damage of lightning impulse or surge voltage :
All metal parts (such as framework,support,etc) of PV system must be connected to the main equipotential bus to ensure reliable equipotenftial connection of the whole system.
Must keep a safe distance (S) between all parts of PV systems and the extermal lightning protection system.The external lightning protection system can be connected to the main equipotential bus fundamental earth screen or ground ring only.
Pole:2P
Electrical Parameter Classified test:II
Uoc max(V DC):500
Uc(V CD):500
In(8/20)us(KA):20
Imax(8/20)us(KA):40
Up(KV):2
maximum working voltage(V):250 AC/30V DC
maximum working current(A):1A(250V/AC);1A(250V/AC);
1A(30V DC):1A(30V/AC)
Wiring capacity(mm2):Hard wire4~25;Flexible wire:4~16
Stripping length(mm):10
Terminal screwa:M5
Torque(Nm)
Main ciruit:3.5
Remote signal contact:0.25
All profile:IP40
Connection port:IP20
Installation environment:NO obvious shock and vibration
Altitude(m):≤2000
Working Temperature:-3.0~+70
Relative humidily:30%~90%
Size(mm)(W×H×L):36*90*67.6
Weight(kg):0.24
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