ABB 1MRK001608-CAr00 Protection Relay Module

Description

TheABB 1MRK001608-CAr00is aserial communication modulefrom ABB’sRelion® familyof intelligent electronic devices (IEDs). This module is designed to enablereliable communicationbetween ABB protection relays and supervisory systems, such asSCADA. By supportingSPA,LON, andDNPcommunication protocols, it ensures compatibility with both ABB proprietary systems and widely-used industry standards. Typically installed in ABB’sREF,RET,REL, andREDseries relays, this module plays a vital role intransmissionanddistribution substations, providingsecure and interference-free data transfer. Itsoptical glass interfaceenhances electrical isolation, protecting against electromagnetic interference (EMI), making it highly suitable for harsh utility environments.