DEHN varistorbasert modul for DG MOD 440

Varistor-based protection module for DEHNguard M ... and DEHNguard S ... surge arresters.

• High discharge capacity due to heavy-duty zinc oxide varistors / spark gaps
• High reliability due to "Thermo Dynamic Control" SPD monitoring device
• Energy coordination with other arresters of the Red/Line product family
• Operating state / fault indication by green / red indicator flag in the inspection window
• Easy replacement of protection modules without tools due to module locking system with module release button
• The plug-in protection module can be replaced without the need to de-energise and without removing the distribution board cover
• Vibration and shock-tested according to EN 60068-2