DEHN DSH ZP B TT 255, Terminal, 230 - 400 V, 50 - 60 Hz, Red, Thermoplastic, 1.01 kg

Combined arrester for TT and TN-S systems for use in the primary power supply system (3+1 configuration) of residential buildings without external lightning protection system (also with infeed via overhead lines).

ype 1 + type 2 combined lightning current and surge arrester with spark gap technology
Energy-coordinated protection effect with regard to the terminal equipment (≤ 10 m) type 1 + type 2 + type 3
Fully compliant with all requirements of the national VDN guideline on the use of SPDs upstream of the meter panel
Quick and easy installation by snapping the arrester onto 40 mm busbar systems
Protects the entire electrical installation already at its origin
Test for correct operation by pressing the button with indicator light
No tripping of 32 A gG fuses up to short-circuit currents of 25 kArms
Fulfils the requirements on the lightning current discharge capacity according to IEC 60364-5-53
Compact lightning equipotential bonding including protection of terminal equipment
Maximum system availability