Type 1+2 Surge Arresters combine the benefits of both type 1 and type 2 having both high impulse current withstand (10/350s) associated with direct lightning strikes and a low voltage protection level of =1.5kV (Up) exceeding the requirements for category II equipment identified within table 44.3 (BS7671).

• · Type 1+2 (Spark gap + varistor)
• · For single phase 3 wire systems
• · DIN rail mounting, 4 modules wide
• · Impulse discharge current (10/350) -Ás; L-N 25kA, L-PE 25kA, N-PE 100kA
• · Imax (8/20) -Ás; L-N 50kA, L-PE 50kA, N-PE 100kA
• · Single phase supply
• · Temperature Range -40 +80C
• · IP20