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3-Pole Surge Arrestor 20kA 385V Protection Device
Model OLYMPIC-BY7-20/3-385T
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Product highlights
A 3-pole surge arrestor designed to protect electrical installations from transient overvoltages and lightning strikes. With a rated discharge current of 20kA and UC voltage of 385V, this device provides reliable protection for three-phase circuits in residential, commercial, and industrial applications. Ideal for panel installation and use alongside MCBs and RCDs for comprehensive circuit protection.
