Product Name: Lightning Surge Protection Surge Protection System 60ka Type One Surge Protector Model NO.: TRS-A25 Brand: Thor Certification: ISO9001, Ce Material: PA66 Shape: Cuboid Operation Voltage: Low Voltage Size: Small Application: AC/DC System Installation: Parallel Arrester Structure: metal Oxide Varistor Type: Power Source Arrester Product Name: Surge Protective Device Pole: 4p UC: 275V AC Limp(10/350): 25ka up: <2.2kv Standard: IEC/En 61643-11 Certificate: Ce TUV Ios9001 Warranty: 2 Years OEM/ODM: Yes Trademark: THOR Transport Package: Carton Box Specification: 4P Origin: Zhejiang, China (Mainland ) HS Code: 85363000 Product Description TRS-A series of graphite gap surge protector belonging to (10/350 waveform) for AC 50 /60Hz,, rated voltage up to380v IT,TT,TN-C, TN-S,TN-C-S and other power supplysystem, it protect to indirect and direct lightning effect or othertransient overvoltage SPD design according with GB18802.1/IEC61643-1 standard.Main technical parametersTRS-A25Max continuous operating voltage Uc(VAC)275Voltage protection level Up(kV)≤2.2Max discharge current (8/20μS) lmax(kA)25Nominal discharge current (8/20μS) ln(kA)25Insulation resistance group>100mΩDegree of protectionIP20Power Q25AsUnit energy W/R0.63MJ/ΩShell materialFlame retardant reinforced PA66Working environment temperature-40ºC~+85ºCResponse time tA<100nsFAQQ: What advantages do you have?A: We have been manufacturing and exporting SPD for more than 10 years ! We have CE and TUV certificationQ: Can I get some samples?A: We support small quantity samples order ! please contact with our staff and leave your detail contact information , we will answer you within 24 hoursQ: How long does it take to deliver?A: Fast delivery : 3~7days after paymentQ: Could you do OEM for us?A: We have good experience on OEM serviceQ: How long is your products warranty ?A: 3 years warrantyQ: How to pay?A: We accept T/T, Paypal, Western union, L/C, Trade Assurance