Description
A compact, DIN‑rail‑mounted 4‑pole SPD engineered for 3‑phase AC systems (230/400 V, 50/60 Hz). It protects all phases (L1, L2, L3) plus neutral against lightning and transient over‑voltages, with a nominal discharge current of 20 kA and a maximum of 40 kA. Compliant with IEC/EN 61643‑1 standards and ideal for safeguarding residential, commercial, and industrial electrical systems.
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