OVR Series Surge Protective Device Installation and Selection Guide

This document provides technical specifications and installation guidelines for OVR series surge protective devices (SPDs), including models for T1-T2 and T2 classifications with various voltage ratings (350V, 560V) and current capacities (20A, 40A, 80A). It includes critical safety instructions such as replacing the product when the cartridge window turns red, and details on overcurrent protective device (OCPD) coordination with maximum ratings (32A, 63A, 125A, 250A) and distance requirements (D1+D2 ≤ 50cm).