HLA50-255 Lightning impulse current arresters type T1 ensure the equipotential bonding and eliminate the effects of lightning current in single-phase and three-phase power supply systems.
HLA50-440 s a lightning arrester according to standard EN 61643-11:2012 (IEC 61643-11:2011) consisting of multiple non-exhausting spark gaps.
TYPE 1, CLASS I
Lightning and surge arresters T1 + T2
HLSA25-275/1+1 S
HLSA25-275/3+0 S
HLSA25-275/3+1 S
HLSA25-275/4+0 S
Surge Arrester - TYPE 2+3 (CLASS II+III) -Single & Three Phase AC