Type 7P.23 surge arresters, SPD Type 2 (3 varistors), for three-phase applications, with TN-C without Neutral (PEN), varistor protection L1, L2, L3-PEN, replaceable varistor.
Replaceable modules, 3 contacts, signaling with remote contact of the status of the varistor in case of failure.

Features include:

• Suitable for 230 V/400 V systems/applications for protection against induced and switching overvoltages
• To be installed on the border between zones LPZ 1 and LPZ 2
• Visual indicator of the varistor status – functional/to be replaced
• Signaling with remote contact of the varistor status. Connector (07P.01) included in the package (depending on the version)
• Replaceable varistor and spark gap modules
• Compliant with EN 61643-11: 2012
• 35 mm rail (EN 60715) mounting