Dc surge arrestor brand name: protonspecifications: 1p 2p 3p 4p spd low voltage surge protection
replace module no need power off
in 25ns respond time
oem,odm supply,litem: 1p 2p 3p 4p spd low voltage surge protection rated names of this item:surge protective device(spd) is suitable for tn-s,tn-c-s,tt,it etc. Power supply system of ac50/60hz,≤420v,installed on the joint of lpz1 or lpz2 and lpz3,designed according to iec61463-1,gb18802.1, installed in 35mm din rail, there is a failure release mounted on the module of surge protective device. When the spd fails in breakdown for over-heat and over-current, the failure release will help electric device separate from the power system and give the indication signal. Advantage:1. Replace module no need power off2. Response time less than 25ns3. Window color shows working condition specifications:1. Uc: 420v ac2. Respond time: less than 25ns3. Poles: 1-4p