2027 Device Identification • Model: RED670 Line differential protection • Serial Number: T1944272 • Order Number: 2644493-100 • Manufacturer: ABB Power Grids Sweden AB • Product Code (Partial): RED670*1.2-A32X00 Technical Specifications • Frequency: 50/60Hz • Power Supply (EL): 90–250V • Certification: EAC Wiring and Terminal Assignments (X4016I+6U) The label identifies several specific terminal configurations for currents and voltages: