EDE ✔✔Energy Deficient Entity Ime ✔✔meter error DCS ✔✔Disturbance Control Standard DFRs ✔✔Digital Fault Recorder LOFT ✔✔Linear on the fly testing SCADA ✔✔Supervisory Control and Data Acquisition EMS ✔✔Emergency Management System SPS ✔✔Special Protection Systems ACE ✔✔Area Control Error Fs ✔✔frequency Schedule RCIS ✔✔Reliability Coordinator Information System IDC ✔✔Interchange Distribution Calculator PSE ✔✔Purchasing Selling Entity NOAA ✔✔National Oceanic Atmospheric Administration NIS ✔✔Net Interchange Scheduled NIA ✔✔Net Interchange Actual ISN ✔✔Interegional Security Network TOP ✔✔Transmission Operator RC ✔✔Reliability Coordinator AGC ✔✔Automatic Generation Control ERO ✔✔Energy Reliability Organization IA ✔✔Interchange Authority UVLS ✔✔Under Voltage Load Shedding UFLS ✔✔Under frequency Load Shedding DOE ✔✔Department of Energy TSP ✔✔Transmission Service Provider GMD ✔✔Geomagnetic Disturbance BA ✔✔Balancing Authority FERC ✔✔Federal Energy Regulatory Commission NAESB ✔✔North American Energy Standard Board MSSC ✔✔Most Severe Single Contingency Hz ✔✔Hertz RAS ✔✔Remedial Action Scheme