NationalGrid shared constr esb756 2023
$31.20
Electric System Bulletin No. 756 – January 2023: Requirements for Parallel Generation Connected to a National Grid Owned EPS
| Published By | Publication Date | Number of Pages |
| National Grid | 2023 | 160 |
None
PDF Catalog
| PDF Pages | PDF Title |
|---|---|
| 2 | Preface |
| 3 | Table of Contents Introduction |
| 6 | Revision History List of Appendices of ESB-756 |
| 7 | ESB-756 Appendix A |
| 8 | Table of Contents |
| 9 | 1.0 Purpose 2.0 Scope |
| 10 | 3.0 Definitions |
| 11 | 4.0 General 4.1 Permitted Connections 4.2 Access & Contacts |
| 12 | 4.3 Design Requirements |
| 16 | 4.4 Types of Generators or Other Parallel Sources |
| 19 | 4.5 Limitations |
| 20 | 5.0 Project Management 5.1 Responsibilities |
| 25 | 5.2 Cooperation |
| 27 | 5.3 Development of an Interconnection Arrangement |
| 28 | 5.4 Compliance 6.0 Service Installation 6.1 Service Equipment |
| 29 | 6.2 Grounding 6.3 Metering 7.0 Plant Requirements 7.1 Telemetering |
| 31 | 7.2 Telecommunictions Steps and Requirements |
| 32 | 7.3 Power Quality 7.4 Performance/Design |
| 34 | 7.5 Plant Protection |
| 38 | 8.0 Operating 8.1 Manual Disconnect Switch 8.2 Disconnection by the Compnay (Isolation) |
| 39 | 8.3 Other 9.0 Revision History |
| 40 | ESB-756 Appendix B |
| 41 | Table of Contents |
| 43 | 1.0 Purpose |
| 44 | 2.0 Scope |
| 45 | 3.0 Applicable Codes, Standards, and Guidelines |
| 46 | 4.0 Definitions 5.0 Interconnection Customer Interface Procedures 5.1 Application Process Overview |
| 51 | 5.2 Interconnection Process- Non Expedited 5.3 Objectives in the Application Process |
| 52 | 5.4 Special System Considerations |
| 53 | 5.5 Interconnection Charges |
| 55 | 6.0 Potential Issues Related to Interconnection 6.1 General Considerations |
| 57 | 6.2 Significant EPS Considerations |
| 58 | 7.0 General Design and Operating Requirements |
| 59 | 7.1 General Criteria |
| 61 | 7.2 Service Equipment and Revenue Metering |
| 62 | 7.3 Transformer |
| 64 | 7.4 Manual Disconnecting Means |
| 66 | 7.5 Generator Interrupting Device Requirements |
| 67 | 7.6 Protection and Protective Equipment Requirements |
| 76 | 7.7 Monitoring and Control (M&C) at DER Facility |
| 81 | 7.8 Voltage and Frequency Ride Through and Control Requirements |
| 83 | 8.0 Testing and Commissioning |
| 84 | 9.0 Operating 10.0 Power Quality Monitoring 10.1 Power Quality Compliance Verification |
| 85 | 10.2 Power Quality Disturbance and Mitigation 10.3 Transient Overvoltage/Load Rejection Overvoltage (LROV) 11.0 Facility Audit 12.0 Disconnection by the Company (Isolation) |
| 86 | 13.0 Revision History |
| 87 | Exhibits Attached Exhibit 1: Company Requirements for DER Systems Not Eligable for the Expedited Process Exhibit 2: Reference Maps of National Grid Upstate NY Secondary Netwrok EPS Areas |
| 89 | Exhibit 3: Distribution Secondary Grid and Spot Network Description |
| 90 | Exhibit 4 Recommended Guidelines for Residential and Commercial Single-line Diagram Submittals |
| 91 | Figure 1: Sample Distributed Generator One-Line Diagram |
| 92 | Figure 2: Typical Symbology for Electrical Drawings |
| 93 | Exhibit 5: Recommended Guidelines for Functional Sinle-line Diagram Submittals |
| 94 | Figure 3: Sample Functional Single-Line Diagram |
| 95 | Figure 4: Typical 3V0 Requirements for Local EPS Ground Fault Detection Figure 5: Typical Overhead Single Primary Service Configuration in NY for Large DER Installations |
| 97 | Figure 6: Typical Underground Single Primary Service Configuration in NY for Large DER Installations |
| 98 | Exhibit 6: Net Metering Compliance Verification Checklist Exhibit 7: Net Metering Compliance Verification Checklist (Simplified Process) |
| 100 | ESB-756 Appendix C |
| 101 | Table of Contents |
| 103 | 1.0 Purpose |
| 104 | 2.0 Scope |
| 105 | 3.0 Applicable Codes, Standards, and Guidelines |
| 106 | 4.0 Definitions |
| 107 | 5.0 Interconnection Customer Interface Procedures 5.1 Application Process Overview |
| 112 | 5.2 Interconnection Process for DER Not Eligable for the Simplified Process 5.3 Objectives in the Application Process |
| 114 | 5.4 Special System Considerations |
| 116 | 5.5 Interconnection Charges |
| 117 | 6.0 Potential Issues Related to Interconnection 6.1 General Considerations |
| 119 | 6.2 Significant EPS Considerations |
| 120 | 7.0 General Design and Operating Requirements |
| 121 | 7.1 General Criteria |
| 123 | 7.2 Service Equipment and Revenue Metering |
| 125 | 7.3 Transformer |
| 127 | 7.4 Manual Generator Disconnecting Means |
| 129 | 7.5 Generator Interrupting Device Requirements |
| 130 | 7.6 Protection and Protective Equipment Requirements |
| 141 | 7.7 Monitoring and Control (M&C) at DER Facility |
| 143 | 7.8 Voltage and Frequency Ride Through and Control Requirements |
| 145 | 8.0 Testing and Commissioning |
| 146 | 9.0 Operating 10.0 Power Quality Monitoring 10.1 Power Quality Compliance Verification |
| 147 | 10.2 Power Quality Disturbance and Mitigation 10.3 Transient Overvoltage/Load Rejection Overvoltage (LROV) 11.0 Facility Audit 12.0 Disconnection by the Company (Isolation) |
| 148 | 13.0 Revision History |
| 149 | Exhibits Attached Exhibit 1: Company Requirements for Projects Not Eligable for the Simplified Process |
| 150 | Exhibit 2: Reference Maps of National Grid Massachusetts Secondary Network EPS Areas |
| 151 | Exhibit 3: Distribution Secondary Grid and Spot Network Description |
| 152 | Exhibit 4: Recommended Guidelines for Residential and Commercial Single-line Diagram Submittals |
| 153 | Figure 1: Sample Residential Photovoltaic Distributed Generator Installation – Single Phase, Net Metered |
| 154 | Figure 2: Sample Distributed Generator One-Line Diagram |
| 155 | Figure 3: Typical Symbology for Electrical Drawings |
| 156 | Exhibit 5: Recommended Guidelines for Functional Single-line Diagram Submittals |
| 157 | Figure 4: Sample Functional Single-Line Diagram |
| 158 | Figure 5: Typical 3V0 Requirements for Local EPS Ground Fault Detection |
| 159 | Exhibit 6: Typical Overhead Primary Service Configuration in MA for Large DER Installation |
| 160 | Exhibit 7: Net Metering Verification Checklist (Simplified Process) |
