Glossary
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- ACE
- Actual Frequency
- Actual Net Interchange
- Adequacy
- Adjacent Balancing Authority
- Adverse Reliability Impact
- AFC
- After the Fact
- AGC
- Agreement
- Alternative Interpersonal Communication
- Altitude Correction Factor
- Ancillary Service
- Anti-Aliasing Filter
- Area Control Error
- Area Interchange Methodology
- Arranged Interchange
- ATC
- ATCID
- ATF
- Attaining Balancing Authority
- Automatic Generation Control
- Available Flowgate Capability
- Available Transfer Capability
- Available Transfer Capability Implementation Document
- BA
- Balancing Authority
- Balancing Authority Area
- Balancing Contingency Event
- Base Load
- BCA
- BES
- BES Cyber Asset
- BES Cyber System
- BES Cyber System Information
- Blackstart Resource
- Block Dispatch
- Bulk Electric System
- Bulk-Power System
- Burden
- Bus-tie Breaker
- Capacity Benefit Margin
- Capacity Benefit Margin Implementation Document
- Capacity Emergency
- Cascading
- CBM
- CBMID
- CIP Exceptional Circumstance
- CIP Senior Manager
- Clock Hour
- Cogeneration
- Compliance Monitor
- Composite Confirmed Interchange
- Composite Protection System
- Confirmed Interchange
- Congestion Management Report
- Consequential Load Loss
- Constrained Facility
- Contact Path
- Contingency
- Contingency Event Recovery Period
- Contingency Reserve
- Contingency Reserve Restoration Period
- Control Center
- Control Performance Standard
- Corrective Action Plan
- CPS
- Cranking Path
- Curtailment
- Curtailment Threshold
- Cyber Assets
- Cyber Security Incident
- DCLM
- DCS
- Delayed Fault Clearing
- Demand
- Demand-Side Management
- DF
- Dial-up Connectivity
- Direct Control Load Management
- Dispatch Order
- Dispersed Load by Substations
- Distribution Factor
- Distribution Provider
- Disturbance
- Disturbance Control Standard
- Disturbance Monitoring Equipment
- DME
- DP
- DSM
- Dynamic Interchange Schedule or Dynamic Schedule
- Dynamic Transfer
- EACMS
- EAP
- Economic Dispatch
- Electrical Energy
- Electronic Access Control or Monitoring Systems
- Electronic Access Point
- Electronic Security Perimeter
- Element
- Emergency or BES Emergency
- Emergency Rating
- Emergency Request for Interchange
- Emergency RFI
- Energy Emergency
- Equipment Rating
- ESP
- ETC
- Existing Transmission Commitments
- External Routable Connectivity
- Facility
- Facility Rating
- Fault
- Fire Risk
- Firm Demand
- Firm Transmission Service
- Flashover
- Flowgate
- Flowgate Methodology
- Forced Outage
- Frequency Bias
- Frequency Bias Setting
- Frequency Deviation
- Frequency Error
- Frequency Regulation
- Frequency Response
- Frequency Response Measure
- Frequency Response Obligation
- Frequency Response Sharing Group
- FRM
- FRO
- FRSG
- GCIR
- Generation Capability Import Requirement
- Generator Operator
- Generator Owner
- Generator Shift Factor
- Generator-to-Load Distribution Factor
- Geomagnetic Disturbance Vulnerability Assessment or GMD Vulnerability Assessment
- GLDF
- GMD
- GO
- GOP
- GSF
- Host Balancing Authority
- Hourly Value
- IA
- Implemented Interchange
- Inadvertent Interchange
- Independent Power Producer
- Interactive Remote Access
- Interchange
- Interchange Authority
- Interchange Distribution Calculator
- Interchange Meter Error
- Interchange Schedule
- Interchange Transaction
- Interchange Transaction Tag or Tag
- Interconnected Operations Service
- Interconnection
- Interconnection Reliability Operating Limit
- Interconnection Reliability Operating Limit Tᵥ
- Intermediate Balancing Authority
- Intermediate System
- Interpersonal Communication
- Interruptible Load or Interruptible Demand
- IPP
- IROL
- IROL Tᵥ
- Joint Control
- LEAP
- LERC
- Limiting Element
- Load
- Load Shift Factor
- Load-Serving Entity
- Long-Term Transmission Planning Horizon
- Low Impact BES Cyber System Electronic Access Point
- Low Impact External Routable Connectivity
- LSE
- LSF
- Market Flow
- Minimum Vegetation Clearance Distance
- Misoperation
- Most Severe Single Contingency
- MSSC
- MVCD
- Native Balancing Authority
- Native Load
- Near-Term Transmission Planning Horizon
- Net Actual Interchange
- Net Energy for Load
- Net Interchange Schedule
- Net Scheduled Interchange
- Network Integration Transmission Service
- Non-Consequential Load Loss
- Non-Firm Transmission Service
- Non-Spinning Reserve
- Normal Clearing
- Normal Rating
- NPIRs
- NPLRs
- Nuclear Plant Generator Operator
- Nuclear Plant Interface Requirements
- Nuclear Plant Licensing Requirements
- Nuclear Plant Off-site Power Supply (Off-site Power)
- OASIS
- OATT
- Off-Peak
- On-Peak
- Open Access Same Time Information Service
- Open Access Transmission Tariff
- Operating Instruction
- Operating Plan
- Operating Procedure
- Operating Process
- Operating Reserve
- Operating Reserve -Spinning
- Operating Reserve -Supplemental
- Operating Voltage
- Operational Planning Analysis
- Operations Support Personnel
- OTDF
- Outage Transfer Distribution Factor
- Overlap Regulation Service
- PACS
- Participation Factors
- PC
- PCA
- Peak Demand
- Performance-Reset Period
- Physical Access Control Systems
- Physical Security Perimeter
- Planning Assessment
- Planning Authority
- Planning Coordinator
- POD
- Point of Delivery
- Point of Receipt
- Point to Point Transmission Service
- POR
- Power Transfer Distribution Factor
- Pre-Reporting Contingency Event ACE Value
- Pro Forma Tariff
- Protected Cyber Assets
- Protection System
- Protection System Coordination Study
- Protection System Maintenance Program (PRC-005-6)
- PSE
- Pseudo-Tie
- PSMP
- PSP
- PTDF
- PTP
- Purchasing-Selling Entity
- Qualified Path
- Ramp Rate or Ramp
- RAS
- Rated Electrical Operating Conditions
- Rated System Path Methodology
- Rating
- RC
- RCIS
- Reactive Power
- Real Power
- Real-time
- Real-time Assessment
- Receiving Balancing Authority
- Regional Reliability Organization
- Regional Reliability Plan
- Regulating Reserve
- Regulation Reserve Sharing Group
- Regulation Service
- Reliability Adjustment Arranged Interchange
- Reliability Adjustment RFI
- Reliability Coordinator
- Reliability Coordinator Area
- Reliability Coordinator Information System
- Reliability Standard
- Reliable Operation
- Remedial Action Scheme
- Removable Media
- Reportable Balancing Contingency Event
- Reportable Cyber Security Incident
- Reportable Disturbance
- Reporting ACE
- Request for Interchange
- Reserve Sharing Group
- Reserve Sharing Group Reporting ACE
- Resource Planner
- Response Rate
- RFI
- Right-of-Way
- ROW
- RRO
- SCADA
- Scenario
- Schedule
- Scheduled Frequency
- Scheduled Net Interchange
- Scheduling Entity
- Scheduling Path
- Sending Balancing Authority
- Sink Balancing Authority
- SOL
- Source Balancing Authority
- Special Protection System (Remedial Action Scheme)
- Spinning Reserve
- SPS
- Stability
- Stability Limit
- Supervisory Control and Data Acquisition
- Supplemental Regulation Service
- Surge
- Sustained Outage
- System
- System Operating Limit
- System Operator
- TCA
- Telemetering
- TFC
- Thermal Rating
- Tie Line
- Tie Line Bias
- Time Error
- Time Error Correction
- TLR Log
- Total Flowgate Capability
- Total Internal Demand
- Total Transfer Capability
- Transaction
- Transfer Capability
- Transfer Distribution Factor
- Transient Cyber Asset
- Transmission
- Transmission Constraint
- Transmission Customer
- Transmission Line
- Transmission Loading Relief Log
- Transmission Operator
- Transmission Operator Area
- Transmission Owner
- Transmission Planner
- Transmission Reliability Margin
- Transmission Reliability Margin Implementation Document
- Transmission Service
- Transmission Service Provider
- TSP
- TTC
- Undervoltage Load Shedding Program
- UVLS Program
- Vegetation
- Vegetation Inspection
- Wide Area
- Year One