CM-IWx Insulation Monitoring Relays Application Guide

This document discusses how constant monitoring of production plants and the use of unearthed (IT) networks can prevent machinery standstills and loss of production. It specifically highlights ABB Stotz-Kontakt's CM-IWx range of insulation monitoring relays, which detect symmetrical and unsymmetrical insulation faults in AC, DC, and mixed voltage systems to ensure operational reliability.