This application guide for ABB OVR SPDs covers surge causes, product features, selection tables, installation requirements, and grounding system diagrams.
This document serves as an application solution collection for ABB's OVR series of Surge Protective Devices (SPDs). It is designed to assist users in correctly selecting and using these devices to prevent damage from lightning electromagnetic pulses and power system operation overvoltages. The guide covers various industries including construction, communications, traffic, finance, petrochemicals, and power. This manual is written in Chinese.