Product Name: Photovoltaic DC Surge Protective Device/SPD Model NO.: SP Certification: ISO9001 Operation Voltage: Low Voltage Application: DC System Installation: DIN Rail Type: Power Source Arrester Model: Sp in(8/20)Us(Ka): 20 Imax(8/20)Us(Ka): 40 Stripping Length(mm): 10 Trademark: LONGROAD/OEM Origin: China Product Description Application:Photovoltaic surge protective device, protect against lightning surge voltages in solar system (photovoltaic power supply system).These units must be installed in parallel on the DC networks to be protected and provide common and different modes protection. Its installed location are recommended at both ends of the DC power supply line ( solar panel side and inverter/converter side), especiallyif the line routing is external and long.High energy MOVs equipped with specific thermal disconnectorsand related failure indicators.PV DC-specific(LEC 66143-1/EN 61643-1 1)Pole2P3PElectrical ParameterClassified testIIIIUoc max(V DC)5001000Uc(V DC)5001000In(8/20)us(KA)2020Imax(8/20)us(KA)4040Up(KV)23.8Remote control and indicationIndication windowPiug-in ModuleRemote signal contactRemote signal contactmaximum working voltage(V)250 AC/30V DC250 AC/30V DCmaximum working current(A)IA(250V/ACIA(250V/AC)IA(250V/AC)IA(30V DCIA(30V/AC)IA(30V/AC)Wiring&installationWiring capacity(mm2)Hard wire4~254~25Flexible wire4~164~16Stripping length(mm)1010Terminal screwaM5M5Torque(Nm)Main ciruit3.53.5Remote signal contact0.250.25Protection classAll profileIP40IP40Connection portIP20IP20Installation environmentNO obvious shock and vibrationAltitude(m)≤2000≤2000Working Temperature-3.0~+70-3.0~+70Relative humidily30%~90%30%~90%How to installInstalled with H-7.5/DIN35 steel mounting rail