OVR T2 Surge Protective Device Installation Manual

This document details ABB's OVR T2 series of CSA/UL certified Type 2 surge protective devices (SPDs) for DIN rail mounting, designed to protect against indirect lightning strikes and internal electrical disturbances. It covers key features such as pluggable cartridges with end-of-life indicators, technical specifications up to 40kA and 600 Vac, and provides ordering information for single-pole and complete units across various network configurations (Wye, Delta, split phase).