Fortuna City Council
January 16, 2024

SolarAPP PV Eligibility 4/26/2021
System
New Rooftop Residential PV Systems Only
Installed by contractor with all licenses required by jurisdiction No building integrated solar systems
Electrical
Limited to 2017 NEC
600V Max per DC System Size
Single phase only
No Aluminum Wires
Must Use 600V rated PV wire (due to outer diameter > 0.24" (6.1mm)) Must use 90 deg C rated insulated wire
Height of rooftop conduit > = 7/8"
Max 2 DC strings in parallel
Max 9 current carrying conductors in a raceway
Inverter output circuit conductors must be THWN-2, or listed NM Terminals must be rated to 75 deg C, labeled for use with Cu wires, and accept minimum 8 AWG wire If using microinverter, 1 module per microinverter
Permitted to install on up to or equal to 400A Service
Permitted to install on up to or equal to 225A Service Disconnect Permitted to install on up to or equal to 225A busbars
No existing PV on site
May install only 1 module type
May install only 1 racking system type
May install up to 2 Inverters for String Inverters, up to 1 inverter type for Micro-inverters and AC modules Systems Conduit may not be Schedule 80 PVC
Single Family Dwelling Only
Modules and Inverters must be listed on CEC
Rapid Shutdown cannot be satisfied using the method: No exposed wiring or conductive parts [690.12(B)(2)(3)] Flat Plate PV Modules Only
No trenching allowed
All power production inverter outputs have the same point of connection Structural
2018 IBC
PV system + hardware weight is less than or equal to 4psf Limited to 10” above the roof for pitched (>2/12) roof
No metal roof or low-slope roof in areas with > 15psf snow load No wood shake or wood shingle roofing
No carports or non-permanent structures
No ground mounted systems
Only one type of mounting hardware system per project
Fire
2018 IRC