Type 123 combined lightning current and surge arresters - FLT-MB-T1-264/12.5-31-UT-R

Spark gap-based non-pluggable lightning current arrester / surge protective device free of leakage current for 3-phase power supply networks with separate N and PE (5-conductor system: L1, L2, L3, N, PE), for use in the unmetered area, for lightning protection levels III and IV, with remote sig

FLT-MB-T1-264/12.5-3+1-UT-R - 1+2+3型组合式电涌保护器

紧凑型、非“热”插拔并且无漏电流的雷电流/电涌保护器基于无磨损碳放电间隙技术，用于具有独立的N（中性导线）和PE（保护导线）的3相供电网络（5导线系统：L1、L2、L3、N、PE），适合用在未计量区域中，放电容量高达50 kA，防雷保护等级III和IV，带遥信功能。