BSAP2025-0008
Inspection Checklist
Address:
79516 Morning Glory Ct,
La Quinta, CA 92253
Approval ID:
SA20250210-6019-9-447-B
AHJ:
La Quinta, CA
Scope of work:7.47 kW DC Solar System-Roof
Mount PV
General Guidelines
The installer shall follow the manufacturer's instructions for all installed equipment and shall have them available at
the time of inspection.
All wire sizes shown are, unless indicated otherwise, a minimum and the installer may upsize them at their
discretion.
All OCPD ratings shown must match the inspection checklist and be installed per the equipment manufacturer's
instructions, any ratings that do not match the inspection checklist are valid reasons for inspection failure.
Conduit sizing to be confirmed at time of inspection. Contractor to provide conduit fill calculations where requested
by inspector
Where distribution equipment, such as the main service panel or subpanel buses, are fed simultaneously by a
primary source(s) of electricity and one or more other power sources, interconnection shall have a method of
compliance at each panel board with both a primary source and other power source(s).
Diagram
MSP
A
Generation Sources Location
Location A -(N) Inverter 1
Main Service Panel Equipment Pass
If grounding electrode is rod, pipe or plate, then supplemental electrode is properly installed. Exception: If a
single rod, pipe, or plate grounding electrode has a resistance to earth of 25 ohms or less, the supplemental
electrode shall not be required.
EGC is installed ensuring continuity to all system components and finally to grounding electrode.
Single Phase Grid Voltage 240 V
Approval ID: SA20250210-6019-9-447-B
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Busbar 1 Pass
Existing Main Service Panel
Existing Main Service Panel busbar ampere rating 200 A
Rating of the OCPD protecting the Existing Main Service Panel 200 A
Backfeed breakers are at opposite load ends of the panel.
For center fed panels, backfeed breakers are on one side of main breaker and not both in the panel.
Equipment Point of Interconnection Pass
Utility Service Rating 200 A
Either the connected equipment is within line of sight and closer than 10ft to the point of interconnection or a
disconnect/isolation means are installed.
There is no existing Utility interactive power production source connected to the home's electric service. -
Only the utility interactive power production sources and/or photovoltaic modules specified on this
inspection checklist list are present on site.
DC and AC conductors are copper, Class B or Class C, and THWN-2, NM or PV Wire, or they are a
jacketed multiconductor cable assembly listed and identified for the application.
All power terminals are rated to 75°C or greater, labeled for use with Copper Class B or Class C wires, and
accept at least 8 AWG wire.
Conductors are properly terminated and wired according to the code.
Where Equipment Grounding Conductors (EGC) or Grounding Electrode Conductors (GEC) are not routed
with circuit conductors, they are a minimum of 6 AWG or they are protected from physical damage
There is a minimum working clearance according to the code; for all components that may require service,
the standing area of the workspace shall not contain obstructions, abrupt changes in grade, or irregularities.
Existing service equipment is rated for 10kAic
Approval ID: SA20250210-6019-9-447-B
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Inverter Pass
Inverter architecture String Inverter with DC-
DC Converters
EGC Wire Size Inverter 1 10 AWG
Overcurrent Protective Device rating Inverter 1 40 A
AC Wire size Inverter 1 8 AWG
Maximum number of THWN-2 conductors in a PV inverter AC output circuit
raceway, excluding any equipment grounding conductors.3 wires
Inverter 1 model number SE7600H-US [240V]
Inverter 1 manufacturer SolarEdge
Technologies Ltd.
Maximum number of THWN-2 DC conductors in raceway, excluding any
equipment grounding conductors.4 wires
Maximum number of DC PV wire or USE-2 conductors in raceway, excluding any
equipment grounding conductors.0 wires
Minimum DC Wire Gauge (PV Wire) for a single series string 12 AWG
Minimum DC Wire Gauge (THWN-2 Wire) for a single series string 12 AWG
DC strings EGC is a minimum of 10 AWG
Presence of Rapid Shutdown switch label per Fire Bulletin
Approval ID: SA20250210-6019-9-447-B
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Roof and PV Array Pass
The system will be installed on a permitted structure
Racking System Model Number NXT Horizon
Racking System Manufacturer Unirac
The module and racking system shall be installed per the racking manufacturer's installation instructions
regarding grounding and bonding, fire, and load ratings
Attachment points of the mounting system are staggered Yes
Maximum spacing in inches between adjacent attachment points of the mounting
system 48 in
Roof penetration sealant method has been installed per the manufacturer's instructions.
The distance from the lowest point of the module to the roof surface does not
exceed 10 in
The roof structure appears to be structurally sound, without signs of alterations or significant structural
deterioration or sagging.
Quantity and spacing of structural attachments match the installation instructions per manufacturer.
Array conductors are secured and supported. Installed so as not to damage the cable, at intervals not
exceeding 1.4 m (4.5 ft) and within 300 mm (12 in.) of every cable entry into enclosures such as outlet
boxes, junction boxes, cabinets, or fittings.
PV Module model number TSM-415NE09RC.05
PV Module manufacturer Trina Solar
PV Module quantity 18
Module fire rating type 1
DC-DC converter Manufacturer Solaredge
DC-DC converter Model Number S440
All rooftop conduits are mounted at least ⅞” above the roof surface.
All conductors installed without raceway are listed as PV Wire, USE-2 or Type distributed generation (DG)
cable
Roof Plane 1 Pass
Pitch 4/12
Roof Covering Clay and concrete tile
Approval ID: SA20250210-6019-9-447-B
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Fire Pass
Percentage of the Roof with a Solar Array 10.07 %
Fire Pathways, venting and access in accordance with the SolarAPP Fire Bulletin and/or the AHJ
requirements therein
Disconnecting Means are in compliance with the SolarAPP Fire Bulletin
Signage, Placards, Directories and Markings in accordance with the SolarAPP Fire Bulletin
Maximum AC operating current in labels [NEC 690.54]32 A
Maximum AC operating voltage in labels [NEC 690.54]240 V
Corrections
Approval ID: SA20250210-6019-9-447-B
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SolarAPP+™ Fire Bulletin
Disconnecting Means SolarAPP+™ Fire Bulletin
PV System
PV system disconnecting means shall be provided in accordance with the 2020 National Electrical Code® (NEC), NFPA 70.(R) [690.13]
A Rapid Shutdown switch shall be provided at a readily accessible location outside the building in accordance with the 2020 National
Electrical Code® (NEC), NFPA 70.® [690.12(C)]
Signs, Placards, Directories, and Markings
Guidance
SolarAPP+™ Fire Bulletin
General
All labeling shall comply with Articles 690 and 705 of the 2020 National Electrical Code® (NEC), NFPA 70
All labeling shall comply with Section 324 of the 2021 International Residential Code
All labeling shall comply with [NEC 110.21 (B)]
Rapid Shutdown Label
Buildings with more than one rapid shutdown type:A detailed plan view diagram showing each PV system and a dotted line around areas
that remain energized after the rapid shutdown switch is operated. [NEC 690.56(C)(2)]
Rapid Shutdown (PV Hazard Control) switch:This switch shall have a label not greater than 3 feet from the switch that states the following:
RAPID SHUTDOWN SWITCH FOR SOLAR PV SYSTEM [NEC 690.56(C)(1)]
Roof Access, Egress, and Ventilation SolarAPP+™ Fire Bulletin
General
Access and minimum spacing shall be provided for access to specific areas of the roof, emergency egress from the roof and opportunities
for smoke ventilation in accordance with the 2021 International Residential Code [IRC 324.6]
References:
Ridge Setbacks - [IRC R324.6.2]
Sprinklered Occupancies - [IRC R324.6.2.1]
Pathways - [IRC 324.6.1]
Emergency escape and rescue openings - [IRC R324.6.3]
Exceptions:
Detached, non-inhabitable structures [IRC R324.6 Ex. 1]
Low-slope roofs with pitch of less than or equal to 2:12; this exception may not be valid depending on the jurisdiction. [IRC R324.6 Ex. 3]
Carbon Monoxide, Smoke & Heat Detectors SolarAPP+™ Fire Bulletin
Approval ID: SA20250210-6019-9-447-B
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Guidance:
Where required, Carbon Monoxide and smoke detectors shall be provided in accordance with the code or an Affidavit has been provided
by the customer. 2021 International Residential Code.[R314, R315]
Fire Classification SolarAPP+™ Fire Bulletin
PV System
Rooftop-mounted PV systems shall have the same fire classification as the roof assembly required in 2021 International Residential Code.
[R902.4; R324.4.2]
Building-integrated photovoltaic products installed as the roof covering shall be tested, listed, and labeled for fire classification. [IRC
R902.3, R324.5.2]
Building-integrated photovoltaic products installed as the roof covering shall comply with the minimum requirements for fire classification
set by the jurisdiction. [IRC R902.1]
Product Certifications SolarAPP+™ Fire Bulletin
PV System
PV panels and modules shall be listed and labeled to UL 1703 and/or both UL 61730-1 and UL 61730-2 [NEC 690.4(B)] [IRC R324.3.1]
Inverters shall be listed and labeled to UL 1741 [NEC 690.4(B)] [IRC R324.3.1]
Hazard Control System
Hazard control system shall be listed and labeled to UL 3741 [NEC 90.7; 110.3(C); 690.4(B); 690.12(B)(2)(1); 690.12(D)]
Approval ID: SA20250210-6019-9-447-B
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Signs, Placards, Directories, and Markings SolarAPP+™ Fire Bulletin
Service Disconnect
"SOLAR PV SYSTEM EQUIPPED WITH RAPID SHUTDOWN"
TURN RAPID SHUTDOWN
SWITCH TO THE "OFF"
POSITION TO SHUT DOWN
PV SYSTEM AND REDUCE
SHOCK HAZARD IN ARRAY.
Simple Diagram Here
Location: At each service equipment location to which the PV
systems are connected.
Code: [NEC 690.56(C)]
RSD Initiation Device
RAPID SHUTDOWN SWITCH FOR SOLAR PV SYSTEM
Location: Rapid shutdown initiation device.
Code: [NEC 690.56(C)(2)]
Point of Interconnection
"CAUTION: MULTIPLE SOURCES OF POWER"
(LAYOUT OR DESCRIPTION)
Location: Service location or approved readily accessible location
Code: [NEC 705.10; 706.21(A)]
WARNING:
DUAL POWER SOURCE
SECOND SOURCE IS PV SYSTEM
Location: Electrical Equipment containing overcurrent devices in
circuits supplying power to a busbar or conductor supplied from
multiple sources
Code: [NEC 705.12 (C)]
WARNING:
POWER SOURCE OUTPUT CONNECTION -
DO NOT RELOCATE THIS OVERCURRENT DEVICE
WARNING:
THIS EQUIPMENT FED BY MULTIPLE SOURCES.
TOTAL RATING OF ALL OVERCURRENT DEVICES
EXCLUDING MAIN SUPPLY OVERCURRENT DEVICE,
SHALL NOT EXCEED AMPACITY OF BUSBAR
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Location: At back-feed breaker if using 120% rule (if applicable)
Code: [NEC 705.12(B)(3)(2)]
Location: At distribution equipment adjacent to the back-fed
breaker from the power source when using this "sum of breakers"
code compliance rule.
Code: [NEC 705.12(B)(3)(3)]
PHOTOVOLTAIC POINT OF INTERCONNECTION
MAXIMUM AC OPERATING CURRENT:
MAXIMUM AC OPERATING VOLTAGE:
Location: All interactive system(s) points of interconnection.
Code: [NEC 690.54]
DC Circuit Raceways and Enclosures
PHOTOVOLTAIC POWER SOURCE
Location: Unless located and arranged so the purpose is evident,
labels will be required for DC Circuit Raceways and Enclosures,
conduit, and combiner/junction boxes.
Code: [NEC 690.31(D)(2)]
PV System Disconnect
WARNING: ELECTRIC SHOCK HAZARD TERMINALS ON LINE
AND LOAD SIDES MAY BE ENERGIZED IN THE OPEN
POSITION
Location: DC Disconnecting Means where terminals on both line
and load side may remain energized. Example language or
equivalent.
Code: [NEC 690.13(B)]
PV SYSTEM DISCONNECT
Location: Each PV System Disconnect (May be AC or DC)
Code: [NEC 690.13(B)]
DC String Inverters Equipment Disconnects
PHOTOVOLTAIC DC DISCONNECT
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WARNING:
ELECTRIC SHOCK HAZARD
TERMINALS ON THE LINE AND LOAD
SIDES MAY BE
ENERGIZED IN THE OPEN POSITION
Location: Each PV system disconnecting means where line and
load may be energized in the open position
Code: [NEC 690.13(B)]
Location: Each PV system disconnecting means.
Code: [NEC 690.13(B)]
PV SYSTEM MAXIMUM VOLTAGE:
Location: At each DC PV system disconnecting means.
Code: [NEC 690.53]
Roof Access and Ventilation Diagrams SolarAPP+™ Fire Bulletin
Ridge Setbacks
PV Less Than 33% Roof Area (66% for homes with sprinkler systems) [IRC R324.6.2]
PV More Than 33% Roof Area (66% for homes with sprinkler systems) [IRC R324.6.2.1]
Hips & Valley Setbacks
PV Less Than 33% Roof Area - Street Access (66% for homes with sprinkler systems) [IRC R324.6.1]
PV More Than 33% Roof Area - Street Access (66% for homes with sprinkler systems) [IRC R324.6.1]
PV Less Than 33% Roof Area - Driveway Access (66% for homes with sprinkler systems) [IRC R324.6.1]
PV More Than 33% Roof Area - Driveway Access (66% for homes with sprinkler systems) [IRC R324.6.1]
Emergency Escape & Rescue Opening
Minimum 3' Emergency Escape Pathway [IRC R324.6.3]
Approval ID: SA20250210-6019-9-447-B
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FIRE SAFETY CODE REQUIREMENTS
Does the home have sprinkler systems?No
Percentage of Roof Area covered with PV Total Array Area / Total Roof Area 10.07%
Roof Access and Ventilation Diagrams
Fire Safety
Ridge Setbacks
PV Less Than 33% Roof Area (66% for homes with sprinkler
systems) or per AHJ appendix.
Emergency Escape & Rescue Opening
Minimum 3’ Emergency Escape Pathway
Hips and Valley Setbacks
PV Less Than 33% Roof Area - Street Access (66% for homes with
sprinkler systems) or per AHJ appendix.
PV Less Than 33% Roof Area - Driveway Access (66% for homes
with sprinkler systems) or per AHJ appendix.
Powered by TCPDF (www.tcpdf.org)
Approval ID: SA20250210-6019-9-447-B
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04-07-2025
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INPUTS
Permit Details [80.19(H) ; R105.3]
GENERAL
Project Information
Project Title Johnny Utter
Address 79516 Morning Glory Ct,
La Quinta, CA 92253
Homeowner's full name Johnny Utter
Confirm that you have verified the homeowner's information and right to install on
the property.
Yes
AHJ La Quinta, CA
This project's scope includes Photovoltaic Panels Yes
Code Cycle 2020/2021
NEC Code Cycle 2020
IRC Code Cycle 2021
Scope of Work 7.47 kW DC Solar System-Roof
Mount PV
Project Valuation is required for calculating the AHJ permit fee Yes
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Project Valuation 28386
PV System Size AC (kW)7.62 kW
PV System Size DC (kW)7.47 kW
Confirm you have reviewed SolarAPP+ eligibility:Yes
The system will be installed on a permitted structure Yes
Will this system be installed on a new construction?No
Installation Applicability and Compliance
All work will comply with the 2020 National Electrical Code (NFPA 70), the
International Code Council 2021 I-Codes, Minimum Design Loads and Associated
Criteria for Buildings and Other Structures (ASCE/SEI 7-16), UL Standards,
Manufacturer's instructions, and Municipal requirements.
Yes
Inspection Guidelines
The installer is responsible for following the manufacturer's instructions for all installed equipment and for having them
ready for review upon inspector request.
All wire sizes shown are a minimum, unless indicated otherwise, and the installer may upsize them at their discretion.
All OCPD ratings shown must match the inspection checklist and be installed per the equipment manufacturer's
instructions, any ratings that do not match the inspection checklist are valid reasons for inspection failure.
Where distribution equipment, such as the main service panel or subpanel buses, are fed simultaneously by a primary
source(s) of electricity and one or more other power sources, interconnection shall have a method of compliance at each
panel board with both a primary source and other power source(s).
Approval ID: SA20250210-6019-9-447-B
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FIRE
I hereby affirm that I will comply with all requirements and guidelines as set out by
the SolarAPP Fire Bulletin.
Yes
Does the home have sprinkler systems?No
Total array area 383.63 sqft
Total roof area 3808 sqft
Percentage of Roof Area covered with PV Total Array Area / Total Roof Area 10.07 %
See Fire Setback Diagram attached.Less Than 33/66
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STRUCTURAL
General
The weight of the PV system in lbs/sq ft [IRC R301.4]2.69 psf
The AHJ default ground snow load is [IRC Table R301.2; IRC Fig R301.2(3)
R301.2(4)]
0 lb/sqft
The site specific ground snow load will be overridden by the local design ground
snow load
Yes
The design snow load is 0 lb/sqft
Proposed maximum spacing in inches between adjacent attachment points of the
mounting system
48 in
Will attachment points of the mounting system be staggered?Yes
The number of roof surfaces at different slopes and/or orientations that will be used
for installation are: .Note: 1 means all roofs used have the same orientation.
1
Type of mounting for the PV system Flush mount
The AHJ default wind speed is 110 MPH
The site specifc wind speed will be overridden by the local design wind speed Yes
Design wind speed 110 MPH
Mounting Planes
Mounting Plane Type 1
Maximum distance from the lowest point of the module to the roof 6 in
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Mounting Plane Type 1
The current roof covering is [IRC Section R905; R308.4]Clay and concrete tile
The pitch of the roof surface is [IRC Section R905]4/12
Wind Speed
Is the solar module and mounting system rated by the manufacturer to withstand the
upward force of the local wind speed (110 MPH) and evenly distribute load into the
supporting structure at the proposed maximum spacing, and confirmed in UL 1703
or 61730 (Part 1 & 2), and 2703 listings? [IRC R324.4.1.2; R324.3.1]
Yes
Roof Condition
Does the roof structure appear to be structurally sound, without signs of alterations
or significant structural deterioration or sagging?
Yes
Approval ID: SA20250210-6019-9-447-B
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ELECTRICAL
Equipment
Architecture type used for all inverters in this project String Inverter with DC-DC
Converters
Inverter 1
Inverter 1 Model Number SE7600H-US [240V]
Datasheet for Inverter 1: See attached. [NEC 90.7; 110.3(C)]SolarEdge 3000-11400.pdf
Inverter 1 Manufacturer:SolarEdge Technologies Ltd.
Is Inverter 1 UL 1741 listed? [NEC 110.3(C); 690.4(B)]
What is the maximum fuse rating allowed on Inverter 1?60 A
Inverter 1 Maximum Continous Output Power 7.62 kW
Where will inverter 1 be interconnected?Main Service Panel
Inverter 2
Where will inverter 2 be interconnected?0
Modules
Module 1 Model Number TSM-415NE09RC.05
Datasheet for Module 1: See attached. [NEC 90.7; 110.3(C)]TRINA-TSM-415NE09RC.05.pdf
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Modules
Module 1 Manufacturer Trina Solar
Module 1 is UL 1703 or UL 61730 (Part 1 & 2) listed [NEC 110.3(C); 690.4(B)]
Module 1 quantity 18
Module open circuit voltage with record low temperature correction 53.56 V
Module short circuit current with average high temperature correction [NEC
690.8(A)(1)(a)(1)]
13 A
Is the PV module bifacial?No
Module fire rating type 1
Racking System
Racking System Model Number NXT Horizon
Racking System Manufacturer Unirac
Datasheet for Racking System: See attached. [NEC 90.7; 110.3(C)]NEXT HORIZON.pdf
Is the Racking System UL 2703 listed for grounding and bonding with the PV module
models specified in this SolarAPP project? [NEC 90.7; 110.3(C); 690.43(A)]
Yes
The combination of modules and racking system shall have the same fire
classification as the roof assembly. [IRC R324.4.2; R902.4]
Yes
Name/description of roof penetration sealant method to be used.Geocell
Datasheet for sealant method: See attached.Geocell.pdf
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Racking System
You have agreed to install the sealant method per the manufacturer's instructions for
the means of accomplishing weather proofing [IRC R324.4.3]
Yes
Fire classification [IRC R324.4.2]A
Compatible roof pitch regime Both
Compatible module fire rating types 1,2,3,10,19,22,25,29,30
Maximum gap between the roof and the lowest point of the module 10 in
Compatible Roof Types Thermoset/Thermoplastic single-
ply roofing,Asphalt or composition
shingles,Clay and concrete
tile,Metal roof shingles or
panels,Mineral-surfaced roll
roofing,Built-up roofs
Rapid Shutdown
The AC module, microinverter, or DCDC converter installed on each module is listed
for UL 1741 or UL 3741 as PVRSS or PVRSE and used to comply with requirements
for Rapid Shutdown both inside and outside the array. [NEC 690.12]
0
The DC-DC converter and PV inverter models are tested and certified to work in
combination
Yes
Site Conditions
Ambient Dry Bulb Extreme Record Low Temperature (°C) [NEC 690.7(A)]1 °C
Ambient Dry Bulb Average High Temperature (°C)50 °C
Single Phase Grid Voltage 240 V
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Existing Systems
Is there an existing Utility interactive power production source connected to the
home's electric service?
No
Existing System 1
Inverter manufacturer for existing system circuit #1 N/A
Inverter model for existing system circuit #1 N/A
What is the quantity of inverters in the existing system circuit #1 N/A
Where are the existing system circuits of inverter #1 interconnected?N/A
Total output power of existing system circuit #1 0 kW
Total output current of existing system circuit #1 0 A
Installation Details
Are DC and AC conductors copper, Class B or Class C, and THWN-2, NM, USE-2,
PV Wire, or jacketed multiconductor cable assembly listed and identified for the
application? [NEC 690.8(B); 690.31(A); 690.31(C); 310.15(A);310.15(B)]
Yes
Are all rooftop conduits mounted at least 7/8" above the roof surface [NEC
310.15(B)(2)]:
Yes
Are all conductors installed without raceway listed as PV Wire, USE-2 or Type
distributed generation (DG) cable? [NEC 690.31(C)(1)]
Yes
Are all power terminals rated to 75°C or greater, labeled for use with Copper Class
B or Class C wires, and accept at least 8 AWG wire? [NEC 110.14]
Yes
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Where Equipment Grounding Conductors (EGC) or Grounding Electrode Conductors
(GEC) are not routed with circuit conductors, they are a minimum of 6 AWG or they
are protected from physical damage [NEC 250.120(C); 250.64(B)(3)]
Yes
DC strings EGC is a minimum of 10 AWG Yes
Module voltage and current DC specifications fall within allowable range of
connected equipment
Yes
All equipment is listed for the application, rated equal to or greater than the
connected overcurrent device and installed per the manufacturer's instructions.
Documentation shall be provided at time of inspection.
Yes
Is there a utility available fault current greater than 10kA at the service?No
String Inverter with DC-DC Converters
Maximum PV Source Circuit Voltage
Max quantity modules in DC series string 9 modules
Does the quantity of series connected DC-DC converters exceed the manufacturer's
instructions to ensure a maximum string voltage of 600V?
No
DC-DC converter manufacturer Solaredge
DC-DC converter Model Number S440
Module open circuit voltage is below the DC-DC converter maximum DC input
voltage. The maximum DC input voltage for the DC-DC converter is
60 V
Module short circuit current is below the DC-DC converter maximum DC input
current. The maximum DC input current for the DC-DC converter is
18.75 A
Datasheet for DCDC converter See attached.Solaredge
S440,S500,S500B,S650B.pdf
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PV Source Circuit
PV module series strings from solar arrays to the PV inverter are combined in
parallel
No
See Table 6 for selection of the minimum DC wire size.
Input maximum number of current carrying PV Wire or USE-2 conductors in raceway 0
Input maximum number of current carrying THWN-2 conductors in raceway 4 wires
The minimum DC THWN-2 wire size is based on the Table 6 below.12 AWG
Table 6 [NEC Table 310.15(C)(1); Table 310.15(B)(2); Table 310.15(B)(16); 690.8(A)(1); 690.8(B)]
Inverter Output Circuit
See Table 3.2 below for selection of minimum Inverter output wire size and Table 3.1 for the inverter output overcurrent
protection size.
Inverter 1: Inverter Continuous Output Current = Power / Site Voltage:31.73 A
Approval ID: SA20250210-6019-9-447-B
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Inverter Output Circuit
Table 3.1 [NEC 240.4(D); table 310.15(C)(1); table 310.15(B)(2); table 310.16; 690.8; 690.9; 705.30; 220.5 (B)]
Table 3.2 [NEC 240.4(D); table 310.15(C)(1); table 310.15(B)(2); table 310.16; 690.8; 690.9; 705.30; 220.5 (B)]
Inverter 1 - See Table 3.1 for the minimum Overcurrent Protection Device rating.
[NEC 690.9(A); 690.9(B); Table 240.6(A)]
40 A
Inverter 1 Overcurrent Protection Device rating [NEC 690.9(A); 690.9(B)]40 A
Input maximum number of AC current carrying THWN-2 conductors in raceway:3 wires
Inverter 1 - See Table 3.2 for selection of the AC wire size in raceway 8 AWG
Approval ID: SA20250210-6019-9-447-B
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Grounding & Bonding
See Table 5 for selection of Equipment Grounding Conductor wire gauge.
Inverter 1 - Equipment Grounding Conductor (EGC) based on overcurrent protective
device:
10 AWG
Table 5 [NEC Table 250.122]
Electrical Work
Main Panel Upgrades and Main Breaker Derates
A Main Panel Upgrade is being performed.No
A Main Breaker Derate is being performed.No
Busbars
Busbar quantity 1
Busbar 1
Busbar name Existing Main Service Panel
Busbar name parameters passed to table 35.3 No,Yes,Main Service
Panel,-,No,-,-,-
Is this a combiner panel?No
Approval ID: SA20250210-6019-9-447-B
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Is this an existing busbar?Yes
Select the type of existing busbar Main Service Panel
Ratings
Existing Main Service Panel busbar ampere rating 200 A
Rating of the OCPD protecting the Existing Main Service Panel 200 A
Feeder Interconnection
Generation source connected at the feeders of the Existing Main Service Panel No
Are you connecting your power production sources to the Existing Main Service
Panel feeders at a location other than the downstream end of the feeder? [NEC
705.12 (B) (3) (6); 705.12 (B) (1) (a); 705.12 (B) (1) (b)]
N/A
Interconnection compliance
Backfeed from Generation Sources at Point of Interconnection A at the Existing Main
Service Panel
31.73 A
Total backfeed at the Existing Main Service Panel 31.73 A
Maximum continous current at the Existing Main Service Panel 39.67 A
The Existing Main Service Panel is subject to backfeed.Yes
Compliance method for the Existing Main Service Panel 120% rule
120% Rule: Where two sources, one a primary power source and the other another power source, are located at opposite
ends of a busbar that contains loads, the sum of 125 percent of the power source(s) output circuit current and the rating of
the overcurrent device protecting the busbar shall not exceed 120 percent of the ampacity of the busbar. [NEC 705.12 (B)
(3) (2)]
Approval ID: SA20250210-6019-9-447-B
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Interconnection compliance
Is there a Main Breaker protecting the busbar from generation sources
interconnected at its feeders?
No
Service
Service OCPD Location Existing Main Service Panel
Service OCPD Rating 200 A
The combined rating of the service disconnects is a minimum of 100A in one-family dwellings and 60A in all other
dwellings types. [NEC 230.79; 230.80]
Utility Service Rating 200 A
Point of Connection
Either the connected equipment is within line of sight and closer than 10ft to the point of interconnection or a
disconnect/isolation means are installed. [NEC 690.15 (A)]
Point of Connection at Service Feeders
Supply Side Connection
Are you connecting your power production sources in a supply side connection using
listed equipment in accordance with [NEC 705.11]?
No
Supported Tie-Ins
A new sub panel is being installed No
The point of interconnection is at the existing subpanel No
Approval ID: SA20250210-6019-9-447-B
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Main Service Panel type Regular
The busbar quantity per busbar category is aligned with the list of SolarAPP supported tie-ins.
A Main Service Panel has been found in the busbar inputs.
SolarAPP Supported Tie-Ins ID 58
SolarAPP Supported Tie-Ins ID parameters PV,,No,No,No,No,No,Main
Service Panel,Regular,No,No
Generation Sources Interconnection
Point of Interconnection Configuration Main Service Panel
Interconnection found at subpanel feeders No
Location A - Name Main Service Panel
Location A - Generation Sources (N) Inverter 1
Location A - Total output current 31.73 A
Total output current from all generation sources 31.73 A
Approval ID: SA20250210-6019-9-447-B
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Approval ID: SA20250210-6019-9-447-B
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CERTIFICATIONS
Workers' Comp
By applying for this permit, you represent and warrant that you (i) have (and will
have during the performance of the work) all valid approvals, certifications, and
licenses required for the performance of the work for which this permit is issued, (ii)
carry (and will carry during the performance of the work) all necessary insurance
required by law or governmental authority in the jurisdiction and (iii) will comply with
all applicable laws required in the performance of the work.
Yes
Approval ID: SA20250210-6019-9-447-B
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SolarAPP PV Eligibility 10/29/2024
System
New rooftop residential retrofit PV systems
Installed by contractor with all licenses required by jurisdiction
Each residence must have a unique utility meter
Electrical
The project must comply with the applicable National Electric Code
600V maximum series string voltage
Single phase 240V or 208V residential utility services only
Aluminum wires are only allowed for backup initiation device feeders
Must use 600V rated PV wire, or equivalent, for exposed, rooftop DC conductors
Must use 90 deg C rated insulated wire
Max 2 DC strings in parallel
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
Microinverters or AC Modules branch circuit overcurrent protection device must be rated for a maximum of 20A
Permitted to install on up to or equal to 400A service
Permitted to install on up to or equal to 200A service disconnect
Permitted to install on up to or equal to 225A busbars
May include an existing PV system with one (1) module type and multiple PV inverters
May install only 1 PV module model
May install up to 2 inverters for string inverters
May install up to 1 inverter model for microinverters and AC modules
Conduit may not be schedule 80 PVC
Modules and inverters must be listed in the California Energy Commission’s database of approved equipment
Energy storage systems and batteries must be listed in the California Energy Commission’s database of approved equipment
Rapid shutdown cannot be satisfied using the method: No exposed wiring or conductive parts [690.12(B)(2)(3)]
No trenching allowed
May include up to two (2) points of interconnection to premises wiring systems
No new loads, only new monitoring circuits are allowed
Equipment listed for continuous use at 100% of its rating is not considered
May install only 1 racking system model
Height of rooftop conduit > = 7/8"
Flat plate PV modules only
Structural
Detached one- and two-family dwellings and townhomes not more than three stories above grade plane in height with a separate means of egress
Accessory structures to one- and two-family dwellings and townhomes not more than three stories above grade plane in height
Penetrations within 4 ft of the fire-rated property line on the roof of a townhome shall not be permitted.
Installations in multi-family structures or R-2 occupancies shall not be permitted.
Installations on mobile homes governed by Heath and Safety Code and/or Housing and Urban Development regulations shall not be permitted.
The project must comply with the applicable International Residential Code
PV system + hardware weight is less than or equal to 4.0 psf
No ground mounted systems
No carports or non-permanent structures
No modifications, alterations, or upgrades to the structure
At least 20% of each tilt-up mounted array must be contained under 2 feet above the roof
The new system must be installed on a permitted structure
No wood shake or wood shingle roofing allowed with a new rooftop PV system
Limit of 10" above the roof for flush mount PV arrays on pitched (>2/12) roof surfaces
Metal roof or low-slope roof installations in areas with > 15psf snow load are not supported
Fire
The project must comply with the applicable International Residential Code
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Approval ID: SA20250210-6019-9-447-B
Reviewed for Code compliance
04-07-2025
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