4.
Network Services ..................................................................................................................... 23
4.1. Introduction ..................................................................................................................... 23
4.2. Availability of Service ..................................................................................................... 23
4.3. Clearances ..................................................................................................................... 24
4.4. Permitting and Inspections ............................................................................................. 24
4.5. Service Notes, General .................................................................................................. 24
4.6. Vault Construction .......................................................................................................... 25
4.7. Water Entry Prevention .................................................................................................. 25
4.8. Vault Access ................................................................................................................... 25
4.9. Fire Clearance ................................................................................................................ 26
4.10. Vibration and Noise Levels............................................................................................. 26
4.11. Elevators......................................................................................................................... 26
4.12. NEC-Sized Service Entrances in Network Areas ........................................................... 26
4.13. Secondary Service ......................................................................................................... 26
4.14. Primary Service .............................................................................................................. 27
4.15. Fault Current Limiters ..................................................................................................... 27
5. Distributed Energy Resources ................................................................................................. 29
5.1. General Provisions ......................................................................................................... 29
5.2. Net Metering ................................................................................................................... 29
5.3. Engineering Review ....................................................................................................... 30
5.4. Distributed Energy Resources (DERs) within City Light Network Service Areas .......... 30
5.5. Labeling and Disconnect Provisions .............................................................................. 30
5.6. Microgrids ....................................................................................................................... 31
5.7. Batteries ......................................................................................................................... 31
6. Metering ................................................................................................................................... 32
6.1. Introduction ..................................................................................................................... 32
6.2. Requirements, General .................................................................................................. 32
6.2.1. Service Entrance Conductors for Metered Loads .............................................................................. 32
6.2.2. Conductor Connections ................................................................................................................................ 33
6.3. Voltages.......................................................................................................................... 33
6.4. Meter Sockets ................................................................................................................ 33
6.5. Location, Access, and Protection of Metering Equipment ............................................. 34
6.5.1. Location ............................................................................................................................................................... 34
6.5.2. Access to Metering Equipment ................................................................................................................. 35
6.5.3. Physical Protection of Metering Equipment ........................................................................................ 35
6.6. Meter Height and Clearances ........................................................................................ 36
6.6.1. Meter Height ..................................................................................................................................................... 36
6.6.2. Clearances .......................................................................................................................................................... 36
6.7. Service Entrance Equipment Sequencing...................................................................... 37
6.8. Metering Requirements for Multi-Unit Buildings ............................................................. 38
6.9. Current Transformers ..................................................................................................... 39
6.9.1. Current Transformer-Rated Metering ..................................................................................................... 39
6.9.2. Landing Pads and Enclosures ..................................................................................................................... 40
6.9.3. Secondary Wiring ............................................................................................................................................ 41
6.10. Switchgear ...................................................................................................................... 42
6.10.1. General................................................................................................................................................................. 42
6.10.2. Switchgear Operating at Voltages Up to and Including 480 V .................................................... 42
6.10.3. Switchgear Operating at Voltages Greater Than 480 V .................................................................. 42