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4-Pole Surge Arrestor 40kA 385V Protection Device
Model OLYMPIC-BY7-40/4-385
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Product highlights
A 4-pole surge protection device rated for 40kA discharge current at 385V nominal voltage, designed to protect electrical installations from voltage transients and lightning strikes. This arrestor provides coordinated protection across all four poles simultaneously, making it suitable for three-phase systems with neutral protection. Ideal for use in main distribution boards, switchrooms, and industrial electrical installations requiring compliant surge protection.
