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Combined surge arrester for TT and TN-S systems for use in the main power supply system (3+1 circuit) in residential buildings without external lightning protection (also with overhead line feed-in). Combined surge arrester Type 1 + Type 2 with spark gap technology. Energy-coordinated protection effect to the end device (10 m). Type 1 + Type 2 + Type 3. Fully complies with the requirements of the VDN guideline for use in the pre-meter area. Simple and quick installation by snapping onto the 40 mm busbar system. Protects the entire electrical system as close as possible to the feed-in point. Functional monitoring via push button with indicator light. Selective tripping for fuses from 35 A gG up to 25 kAeff short-circuit current. Meets the requirements for lightning current discharge capacity according to DIN VDE 0100-534. Compact lightning protection equipotential bonding including end device protection. Offers maximum system availability. Main features: Energy AC plug types Terminal Nominal input voltage 230 - 400 AC Input frequency 50/60 connections.
€209,66