This page shows how to turn scattered MOV, GDT and TVS parts into a coordinated surge and lightning protection concept, from threat levels and device selection through multi-stage SPDs, monitoring, layout and maintenance so that substations and smart LV panels stay stable. This page shows how to turn scattered MOV, GDT and TVS parts into a coordinated surge and lightning protection concept, from threat levels and device selection through multi-stage SPDs, monitoring, layout and maintenance so that substations and smart LV panels stay stable. This page shows how to turn scattered MOV, GDT and TVS parts into a coordinated surge and lightning protection concept, from threat levels and device selection through multi-stage SPDs, monitoring, layout and maintenance so that substations and smart LV panels stay stable during real storms. This. Surge protection plug, directly pluggable on 2 terminal blocks, with integrated status indicator on the module for a 2-wire floating signal circuit with high nominal current. Nominal voltage: 230 V AC Transmitter module, for the visual monitoring and floating remote signaling of adjacent surge. With integrated ACI switch/spark gap and RADAX Flow technology for maximum system availability. Maximum system availability thanks to RADAX flow follow current limitation. Enables the protection of. The units offer Fault Passage Indication (FPI) functionality and enables accurate current and voltage measurements from the medium-voltage network utilizing ABB's lightweight sensor technology. Effective grounding helps to channel the electrical current from a lightning strike safely into the ground, mitigating the potential for damage. This can be achieved through the use of grounding rods or other grounding. The invention belongs to the field of a power distribution cabinet, and particularly relates to an intelligent lightning-proof power distribution cabinet, which consists of a shell, a vacuum circuit breaker, a combined high-voltage lightning protection box and a lightning monitor, the combined.