Surge protection device (SPD) 7P.20
• Single phase and three phase arresters.
• TYPE 1, 2, 3 and TYPE 1 + 2 or Class b, c, d and Class b + c.
• Combination of varistor and GDT to ensure maximum discharge current.
• High discharge with no following current.
• Visual fault signaling: Healthy/Replace.
• To be installed in LPZ0 and LPZ1 and higher zones.
• Special models for TT and TN-S systems.
• High insulation resistance that eliminate leakage current and very low residual voltage.
• Industrial, Ethernet and photovoltaic models.
• Models for data line transmission systems up to 250MHz.250MHZ
