Überspannungsschutz Blitzschutz Blitz Prote

Surge Protector Lightning Arrester Lightning Protector Application range LDY-40B series are applied to equipotential bonding of the main low voltage distribution boxes in the building, providing overvoltage protection arising from the classB lightning strike to power supply system or misoperation. (Option from standard IEC61643- 1 and GB50343)Main Feature: Plug and playdesign, live-wire replacement, easy maintenance;Build-in temperature control circuit breaker, high security performance;Green light in notice window indicates normal; red indicates broken, replacement notice, which is clear and easy distinguished;Optional telesignalling monitoring interface, realizable remote monitoring;Function of lightning protection backup, half of protection ability is available while either red light on;Assembled 1P, 1P+N, 2P, 3P, 3P+N, 4P etc modes, applied to various electric network systems. Main technical data: TypeLDY-40BLDY-40B/NPEMax. continuous operating voltage Uc V275385420255Part No.081402081403081404081400Voltage protection level Up kV<2.0<2.2<2.5<1.2Nominal discharge current In (8/20μs) kA4040Max. discharge current Imax (8/20μs) kA8080Leakage current 75%Uc 1mA≤ 20 μA--Response time tA< 25 ns< 100 nsProtection modes1P, 1P+N, 2P, 3P, 3P+N,4PHousing materialEnhanced flame retardant nylon (UL 94V-0)Max. backup fuse/air-break switch125A gL/63ACross-section≥ 16 mm2 stranded/flexible conductor