Further information for Phoenix Contact Phoenix 1461303 combination arrester type 1 2 3 - FLT-MB-T1-264/25-3+1-UT
Powerful, non-pluggable spark-gap-based lightning current/surge arrester for 3-phase power supply networks with separate N and PE (5-wire system: L1, L2, L3, N, PE), for lightning protection classes I and II.