surge protection device 1, according to IEC61643-1:2005 2, CE certified 3, In=20KA, Imax=50KA, Uc=385V surge protection device1, according to IEC61643-1:20052, CE certified 3, In=20KA, Imax=50KA, Uc=385V typeTNR-T50TNR-T80TNR-T100TNR-T120continuous voltage Un (V~)230/400230/400230/400230/400max operation voltage Uc(V~)385385385385nominal discharge current In (KA)20304050max discharge current Imax ...