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ABB OVR Pro Surge Protective Device Installation Guide

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This document provides technical specifications and installation guidelines for the ABB OVR Pro series of surge protective devices (SPDs), covering Type 1, Type 2, and Type 1+2 configurations. It includes electrical ratings (e.g., 100kA, 255V a.c.), mechanical dimensions, wiring requirements, and safety instructions for linkage with a disconnector (SSD) in 230/400V systems.

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