Ordering code B88069X6071T203 Type S30-A150X Nom. DC sparkover voltage(V DC) 150 Impulse sparkover volt., max (@100 V/µs)(V) 500 Impulse sparkover volt., max.(@1 kV/µs)(V) 600 Service life:Nominal impulse discharge current(kA) 2 Service life:Nominal alternating dischargecurrent (A) 2 Number of poles 2 electrodes UL Certificate UL497B E163070 Dimensions(Ø x L)or(W x L x H)(mm) 4.5x3.2x2.7