Specifications General Type: Multifunction Protection Relay Series: ABB Relion Application: Protection and control of motors, feeders, and generators Mounting: Panel or DIN rail (depending on configuration) Protection Functions Overcurrent Protection: Phase and neutral overcurrent Short-Circuit Protection: Instantaneous and delayed Phase Failure / Phase Imbalance Detection: Included Earth-Fault / Ground Fault Protection: Included Voltage Monitoring: Phase-to-phase and phase-to-neutral Frequency Monitoring: Optional Measurement & Monitoring: Current, voltage, power, energy, power factor Electrical Characteristics Control Voltage: 24–250 V AC/DC Output Contacts: Configurable trip and alarm contacts (NO/NC) Auxiliary Supply: 24–250 V AC/DC depending on variant Communication Protocols: ABB standard protocols (e.g., Modbus, PROFIBUS, IEC 61850 depending on configuration) Environmental & Mechanical Operating Temperature: –20 °C to +60 °C Storage Temperature: –40 °C to +70 °C Humidity: 0–95% RH, non-condensing Ingress Protection: IP20 (panel mounted) Shock & Vibration Resistance: IEC 60068 compliant Certifications & Standards Standards Compliance: IEC 60255, IEC 60947, IEC 61850 (depending on model) Safety & EMC: CE marked, industrial EMC compliance Approvals: UL, CSA, and other regional certifications depending on version Features Multi-function protection and monitoring in one device Configurable alarms and trip functions for flexible system integration Remote communication and diagnostics capabilities Modular and compact design for easy installation and maintenance