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TOC

1. TERMS AND DEFINITIONS
2. INTRODUCTION
3. LIMITATIONS

4. GENERAL INTERCONNECTION AND PROTECTION REQUIREMENTS
4.1 Distribution System
4.1.1 General Characteristics
4.1.2 System Frequency
4.1.3 Voltage Regulation
4.1.4 Power Quality
4.1.5 Voltage Unbalance
4.1.6 Fault Levels
4.1.7 System Grounding
4.1.8 Fault and Line Clearing
4.2 Generating Facility
4.2.1 Mitigation of Adverse Effects
4.2.2 Synchronism
4.2.3 Voltage Regulation and Power Factor
4.2.4 Frequency Control
4.2.5 Voltage Unbalance
4.2.6 Grounding
4.2.7 Resonance and Self-Excitation of Induction Generators
4.2.8 Single-Phase Generating Facilities
4.3 Interconnection
4.3.1 Safety
4.3.2 Point of Common Coupling
4.3.3 Point of Disconnection
4.3.4 Phasing
4.3.5 Voltage Flicker
4.3.6 Harmonics
4.3.7 Inadvertent Energization of EDTI’s Facilities
4.3.8 Network System Interconnection
4.3.9 Dedicated Transformer
4.3.10 Interconnection Grounding
4.3.11 Interrupting Device Ratings and Fault Levels
4.3.12 Phase and Ground Fault Protection
4.3.13 Overvoltage and Undervoltage Protection
4.3.14 Overfrequency and Underfrequency Protection
4.3.15 Unbalanced Phase Protection
4.3.16 Anti-Islanding
4.3.17 Requirements for Transfer Trip (Exporting Generators Only)
4.3.18 Reverse Power Relay Protection
4.3.19 Telemetry and Targeting
4.3.20 Protection from Electromagnetic Interference
4.3.21 Surge Withstand Performance
4.3.22 Special Interconnection Protection
4.4 Typical Interconnection Protective Requirements
4.4.1 Single-Phase Generators
4.4.2 Three-Phase Synchronous Generators
4.4.3 Three-Phase Induction Generators and Three-Phase Inverter Systems
4.4.4 Generators Paralleling for 30 cycles or Less (Closed Transition Switching)
4.4.5 Mitigation of Protection System Failure
4.5 Interconnection Protection Approval

5. CONSTRUCTION
5.1 General

6. METERING
6.1 General
6.2 Meter Requirements
6.3 Measurement Transformers
6.4 Remote Communications Equipment
6.5 Quadrants To Be Measured
6.6 Password Protection
6.7 Safety Requirements

7. INSPECTION
8. TESTING
8.1 General
8.2 Certification Criteria
8.3 Type Testing
8.3.1 Inverters
8.3.2 Synchronous Generators
8.3.3 Induction Generators
8.3.4 Anti-Islanding Test
8.3.5 Export Limit Test
8.3.6 In-Rush Current Test
8.3.7 Synchronization Test
8.4 Commissioning Testing
8.4.1 Certified Equipment
8.4.2 Non-Certified Equipment
8.4.3 Verification of Settings
8.4.4 Trip Tests
8.4.5 On-Load Tests
8.4.6 Switchgear and Metering
8.5 Periodic Testing

9. DATA REQUIREMENTS
10. MARKING AND TAGGING
11. MAINTENANCE

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