PlansSHEET #
T-1
T-2
PV-1 & 1.1
PV-2
PV-3
E-1
E-2
S-1
S-2
S-3
S-4
S-5
SHEET NAME
COVER SHEET
PLAN NOTES
SITE PLAN LAYOUT
ATTACHMENT DETAILS
MOUNTING DETAILS
ELECTRICAL DIAGRAM
WARNING LABELS
SPEC SHEET
SPEC SHEET
SPEC SHEET
SPEC SHEET
SPEC SHEET
COORDINATES:
42.318640, -72.665424
SHEET
PAUL ST
LAURENCE JR
RESIDENCE
54 CLEMENT ST,
FLORENCE,
MA 01062
APN:3719522
DATE:8/31/2023
3000 EXECUTIVE PKWY,
STE 504 SAN RAMON,
CA 94583
LICENSE TYPE C10
LICENSE # 961988
PHONE # (877) 299-4943
DESIGNER: OSR
T1
COVER SHEET
AERIAL VIEW
SCOPE OF WORK
TYPE OF SYSTEM: ROOF MOUNT
SYSTEM SIZE: STC: 39 X 380 W = 14.820kW
PTC: 39 X 348.9 W = 13.607kW
(39)SOLARIA POWER X-380R-2B (380W) [BLK] MODULE
(39)ENPHASE IQ8PLUS-72-2-US MICROINVERTERS
(1)60A KNIFE AC DISCONNECT
(1)60A FUSED AC DISCONNECT WITH 60A FUSES
(1) 125A ENPHASE IQ COMBINER 4/4C BOX
MSP UPGRADE: NO
MAIN BREAKER DERATE: NO
RACKING & MOUNTING
PV ATTACHMENT TYPE: UNIRAC FLASHLOC FOR COMP SHINGLE ROOF
RACKING TYPE: UNIRAC SOLARMOUNT - ROOF
MOUNT RACKING HARDWARE
PAUL ST LAURENCE JR RESIDENCE
NEW PHOTOVOLTAIC ROOF MOUNT
SYSTEM PROJECT - 14.820 kW DC /
11.310 kW AC
PROJECT INFORMATION
PROPERTY OWNER
NAME:PAUL ST LAURENCE JR
CONTRACTOR
NAME: COMPLETE SOLAR
DESIGN SPECIFICATIONS
OCCUPANCY:R-3
CONSTRUCTION TYPE: SINGLE FAMILY RESIDENCE
ZONING: RESIDENTIAL
WIND EXPOSURE: B
PHONE:NORTHAMPTON
UTILITY:NATIONAL GRID
APPLICABLE CODES & STANDARDS
2015 INTERNATIONAL RESIDENTIAL CODE (IRC)
2015 INTERNATIONAL BUILDING CODE (IBC)
2021 INTERNATIONAL MECHANICAL CODE (IMC)
2021 INTERNATIONAL PLUMBING CODE (IPC)
2021 INTERNATIONAL ENERGY CONSERVATION CODE (IECC)
2020 NATIONAL ELECTRICAL CODE (NEC)
2021 INTERNATIONAL FIRE CODE (IFC)
TYPE OF
INTERCONNECTION: LINE SIDE TAP IN THE MSP
1.1.PROJECT NOTES:
1.2.THIS PHOTOVOLTAIC (PV) SYSTEM SHALL COMPLY WITH THE NATIONAL
ELECTRICAL CODE (NEC) ARTICLE 690, ALL MANUFACTURERS’S LISTING AND
INSTALLATION INSTRUCTIONS, AND THE RELEVANT CODES AS SPECIFIED
BY THE AUTHORITY HAVING JURISDICTION’S (AHJ) APPLICABLE CODES.
1.3.THE UTILITY INTERCONNECTION APPLICATION MUST BE APPROVED AND
PV SYSTEM INSPECTED PRIOR TO PARALLEL OPERATION
1.4.GROUND FAULT DETECTION AND INTERRUPTION (GFDI) DEVICE IS
INTEGRATED WITH THE MICROINVERTER IN ACCORDANCE WITH NEC
690.5(A)
1.5.ALL PV SYSTEM COMPONENTS; MODULES, UTILITY-INTERACTIVE
INVERTERS, AND SOURCE CIRCUIT COMBINER BOXES ARE IDENTIFIED AND
LISTED FOR USE IN PHOTOVOLTAIC SYSTEMS AS REQUIRED BY NEC 690.4
& NEC 690.60: PV MODULES: UL1703, IEC61730, AND IEC61215, AND NFPA 70
CLASS C FIRE INVERTERS: UL 1741 CERTIFIED, IEEE 1547, 929, 519
COMBINER BOX(ES): UL 1703 OR UL 1741 ACCESSORY
1.6.MAX DC VOLTAGE CALCULATED USING MANUFACTURER PROVIDED TEMP
COEFFICIENT FOR VOC. IF UNAVAILABLE, MAX DC VOLTAGE CALCULATED
ACCORDING TO NEC 690.7.
1.7.ALL INVERTERS, PHOTOVOLTAIC MODULES, PHOTOVOLTAIC PANELS, AND
SOURCE CIRCUIT COMBINERS INTENDED FOR USE IN A PHOTOVOLTAIC
POWER SYSTEM WILL BE IDENTIFIED AND LISTED FOR THE APPLICATION
PER 690.4 (D). SHALL BE INSTALLED ACCORDING TO ANY INSTRUCTIONS
FROM LISTING OR LABELING [NEC 110.3].
1.8.ALL SIGNAGE TO BE PLACED IN ACCORDANCE WITH LOCAL BUILDING
CODE. IF EXPOSED TO SUNLIGHT, IT SHALL BE UV RESISTANT. ALL
PLAQUES AND SIGNAGE WILL BE INSTALLED AS REQUIRED BY THE NEC
AND AHJ.
1.9.SCOPE OF WORK:
1.10.PRIME CONTRACTOR IS RESPONSIBLE FOR THE DESIGN AND
SPECIFICATIONS OF THE GRID-TIED PHOTOVOLTAIC SYSTEM RETROFIT.
PRIME CONTRACTOR WILL BE RESPONSIBLE FOR COLLECTING EXISTING
ONSITE REQUIREMENTS TO DESIGN, SPECIFY, AND INSTALL THE
EXTERIOR ROOF-MOUNTED PORTION OF THE PHOTOVOLTAIC SYSTEMS
DETAILED IN THIS DOCUMENT.
1.11.WORK INCLUDES:
1.12.PV ROOF ATTACHMENTS - UNIRAC FLASHLOC FOR COMP SHINGLE ROOF.
1.13.PV RACKING SYSTEM INSTALLATION - UNIRAC SOLARMOUNT ROOF MOUNT
RACKING HARDWARE
1.14.PV MODULE AND INVERTER INSTALLATION - SOLARIA POWER X-380R-2B
(380W) [BLK] MODULES / ENPHASE IQ8PLUS-72-2-US MICROINVERTERS.
1.15.PV EQUIPMENT GROUNDING
1.16.PV SYSTEM WIRING TO A ROOF-MOUNTED JUNCTION BOX
1.17.PV LOAD CENTERS (IF INCLUDED)
1.18.PV METERING/MONITORING (IF INCLUDED)
1.19.PV DISCONNECTS
1.20.PV GROUNDING ELECTRODE & BONDING TO (E) GEC
1.21.PV FINAL COMMISSIONING
1.22.(E) ELECTRICAL EQUIPMENT RETROFIT FOR PV
1.23.SIGNAGE PLACED IN ACCORDANCE WITH LOCAL BUILDING CODE
1.24.SITE NOTES:
1.25.A LADDER WILL BE IN PLACE FOR INSPECTION IN COMPLIANCE WITH OSHA
REGULATIONS.
1.26.THE PV MODULES ARE CONSIDERED NON-COMBUSTIBLE AND THIS
SYSTEM IS A UTILITY INTERACTIVE SYSTEM WITH NO STORAGE
BATTERIES.
1.27.THE SOLAR PV INSTALLATION WILL NOT OBSTRUCT ANY PLUMBING,
MECHANICAL, OR BUILDING ROOF VENTS.
1.28.PROPER ACCESS AND WORKING CLEARANCE AROUND EXISTING AND
PROPOSED ELECTRICAL EQUIPMENT WILL BE PROVIDED AS PER SECTION
NEC 110.26.
1.29.ROOF COVERINGS SHALL BE DESIGNED, INSTALLED, AND MAINTAINED IN
ACCORDANCE WITH THIS CODE AND THE APPROVED MANUFACTURER'S
INSTRUCTIONS SUCH THAT THE ROOF COVERING SERVES TO PROTECT
THE BUILDING OR STRUCTURE.
1.30.EQUIPMENT LOCATIONS:
1.31.ALL EQUIPMENT SHALL MEET MINIMUM SETBACKS AS REQUIRED BY NEC
110.26.
1.32.WIRING SYSTEMS INSTALLED IN DIRECT SUNLIGHT MUST BE RATED FOR
EXPECTED OPERATING TEMPERATURE AS SPECIFIED BY NEC 690.31 (A),(C)
AND NEC TABLES 310.15 (B)(2)(A) AND 310.15 (B)(3)(C)
1.33.JUNCTION AND PULL BOXES PERMITTED INSTALLED UNDER PV MODULES
ACCORDING TO NEC 690.34.
1.34.ADDITIONAL AC DISCONNECT(S) SHALL BE PROVIDED WHERE THE
INVERTER IS NOT WITHIN SIGHT OF THE AC SERVICING DISCONNECT.
1.35.ALL EQUIPMENT SHALL BE INSTALLED ACCESSIBLE TO QUALIFIED
PERSONNEL ACCORDING TO NEC APPLICABLE CODES.
1.36.ALL COMPONENTS ARE LISTED FOR THEIR PURPOSE AND RATED FOR
OUTDOOR USAGE WHEN APPROPRIATE.
1.37.STRUCTURAL NOTES:
1.38.RACKING SYSTEM
1.39.PV ARRAY WILL BE INSTALLED ACCORDING TO CODE-COMPLIANT
INSTALLATION MANUAL. TOP CLAMPS REQUIRE A DESIGNATED SPACE
BETWEEN MODULES, AND RAILS MUST ALSO EXTEND
1.40.A MINIMUM DISTANCE BEYOND EITHER EDGE OF THE ARRAY/SUBARRAY,
ACCORDING TO RAIL MANUFACTURER’S INSTRUCTIONS.
1.41.JUNCTION BOX WILL BE INSTALLED PER MANUFACTURERS'
SPECIFICATIONS. IF ROOF-PENETRATING TYPE, IT SHALL BE FLASHED
SEALED PER LOCAL REQUIREMENTS.
1.42.ROOFTOP PENETRATIONS FOR PV RACEWAY WILL BE COMPLETED AND
SEALED WITH APPROVED CHEMICAL SEALANT PER CODE BY A LICENSED
CONTRACTOR.
1.43.ALL PV RELATED ROOF ATTACHMENTS TO BE SPACED NO GREATER THAN
THE SPAN DISTANCE SPECIFIED BY THE RACKING MANUFACTURER.
1.44.WHEN POSSIBLE, ALL PV RELATED RACKING ATTACHMENTS WILL BE
STAGGERED AMONGST THE ROOF FRAMING MEMBERS.
1.45.WIRING & CONDUIT NOTES:
1.46.ALL CONDUIT AND WIRE WILL BE LISTED AND APPROVED FOR THEIR
PURPOSE. CONDUIT AND WIRE SPECIFICATIONS ARE BASED ON MINIMUM
CODE REQUIREMENTS AND ARE NOT MEANT TO LIMIT UP-SIZING.
1.47.CONDUCTORS SIZED ACCORDING TO NEC 690.8, NEC 690.7.
1.48.VOLTAGE DROP LIMITED TO 1.5%.
1.49.DC WIRING LIMITED TO MODULE FOOTPRINT. MICROINVERTER WIRING
SYSTEMS SHALL BE LOCATED AND SECURED UNDER THE ARRAY WITH
SUITABLE WIRING CLIPS.
1.50.AC CONDUCTORS COLORED OR MARKED AS FOLLOWS: PHASE A OR L1-
BLACK PHASE B OR L2- RED, OR OTHER CONVENTION IF THREE PHASE
PHASE C OR L3- BLUE, YELLOW, ORANGE**, OR OTHER CONVENTION
NEUTRAL- WHITE OR GREY IN 4-WIRE DELTA CONNECTED SYSTEMS THE
PHASE WITH HIGHER VOLTAGE TO BE MARKED ORANGE [NEC 110.15
1.51.GROUNDING NOTES:
1.52.GROUNDING SYSTEM COMPONENTS SHALL BE LISTED FOR THEIR
PURPOSE, AND GROUNDING DEVISES EXPOSED TO THE ELEMENTS SHALL
BE RATED FOR SUCH USE.
1.53.PV EQUIPMENT SHALL BE GROUNDED ACCORDING TO NEC 690.43 AND
MINIMUM NEC TABLE 250.122.
1.54.METAL PARTS OF MODULE FRAMES, MODULE RACKING, AND ENCLOSURES
CONSIDERED GROUNDED IN ACCORD WITH 250.134 AND 250.136(A).
1.55.EQUIPMENT GROUNDING CONDUCTORS SHALL BE SIZED ACCORDING TO
NEC 690.45 AND MICROINVERTER MANUFACTURER'S INSTRUCTIONS.
1.56.EACH MODULE WILL BE GROUNDED USING WEEB GROUNDING CLIPS AS
SHOWN IN MANUFACTURER DOCUMENTATION AND APPROVED BY THE
AHJ. IF WEEBS ARE NOT USED, MODULE GROUNDING LUGS MUST BE
INSTALLED AT THE SPECIFIED GROUNDING LUG HOLES PER THE
MANUFACTURERS' INSTALLATION REQUIREMENTS.
1.57.THE GROUNDING CONNECTION TO A MODULE SHALL BE ARRANGED SUCH
THAT THE REMOVAL OF A MODULE DOES NOT INTERRUPT A GROUNDING
CONDUCTOR TO ANOTHER MODULE.
1.58.GROUNDING AND BONDING CONDUCTORS, IF INSULATED, SHALL BE
COLORED GREEN OR MARKED GREEN IF #4 AWG OR LARGER [NEC 250.119]
1.59.THE GROUNDING ELECTRODE SYSTEM COMPLIES WITH NEC 690.47 AND
NEC 250.50 THROUGH 250.106. IF EXISTING SYSTEM IS INACCESSIBLE, OR
INADEQUATE, A GROUNDING ELECTRODE SYSTEM PROVIDED ACCORDING
TO NEC 250, NEC 690.47 AND AHJ.
1.60.GROUND-FAULT DETECTION SHALL COMPLY WITH NEC 690.5 IN GENERAL
AND NEC 690.5 (A)(1) SPECIFICALLY.
1.61.DISCONNECTION AND OVER-CURRENT PROTECTION NOTES:
1.62.DISCONNECTING SWITCHES SHALL BE WIRED SUCH THAT WHEN THE
SWITCH IS OPENED THE CONDUCTORS REMAINING ENERGIZED ARE
CONNECTED TO THE TERMINALS MARKED “LINE SIDE” (TYPICALLY THE
UPPER TERMINALS).
1.63.DISCONNECTS TO BE ACCESSIBLE TO QUALIFIED UTILITY PERSONNEL, BE
LOCKABLE, AND BE A VISIBLE-BREAK SWITCH
1.64.RAPID SHUTDOWN OF ENERGIZED CONDUCTORS BEYOND 10 FT OF PV
ARRAY OR 5 FT INSIDE A BUILDING WITHIN 10 SECONDS. CONTROLLED
CONDUCTORS ≤30V AND ≤240VA [NEC 690.12]. LOCATION OF LABEL
ACCORDING TO AHJ
1.65.ALL OCPD RATINGS AND TYPES SPECIFIED ACCORDING TO NEC 690.8,
690.9, AND 240.
1.66.MICROINVERTER BRANCHES CONNECTED TO A SINGLE BREAKER OR
GROUPED FUSES IN ACCORDANCE WITH NEC 110.3(B).
1.67.IF REQUIRED BY AHJ, SYSTEM WILL INCLUDE ARC-FAULT CIRCUIT
PROTECTION ACCORDING TO NEC 690.11 AND UL1699B.
1.68.ELECTRICAL INTERCONNECTION NOTES:
1.69.THE SUM OF THE UTILITY OCPD AND INVERTER CONTINUOUS OUTPUT MAY
NOT EXCEED 120% OF THE BUSBAR RATING.
1.70.WHEN THE SUM OF THE PV SOURCES EQUALS >100% OF THE BUSBAR
RATING, PV DEDICATED BACKFEED BREAKERS MUST BE LOCATED
OPPOSITE END OF THE BUS FROM THE UTILITY SOURCE OCPD.
1.71.AT MULTIPLE PV OUTPUT COMBINER PANEL, THE TOTAL RATING OF ALL
OVERCURRENT DEVICES SHALL NOT EXCEED THE AMPACITY OF THE
BUSBAR. HOWEVER, THE COMBINED OVERCURRENT DEVICE MAY BE
EXCLUDED.
1.72.SUPPLY-SIDE TAP INTERCONNECTION SHOULD BE WITH SERVICE
ENTRANCE CONDUCTORS.
1.73.BACKFEEDING BREAKER FOR UTILITY-INTERACTIVE INVERTER OUTPUT IS
EXEMPT FROM ADDITIONAL FASTENING.
SHEET
PAUL ST
LAURENCE JR
RESIDENCE
54 CLEMENT ST,
FLORENCE,
MA 01062
APN:3719522
DATE:8/31/2023
3000 EXECUTIVE PKWY,
STE 504 SAN RAMON,
CA 94583
LICENSE TYPE C10
LICENSE # 961988
PHONE # (877) 299-4943
DESIGNER: OSR
T-2
PLAN NOTES
N
3'3'
3'3'
3'
3'
371'-1"
64'-1"
266'-4"
35'-4"
153'-4"
191'-8"
LEGEND
CONSTRUCTION NOTES
PV INTERCONNECTION POINT.
LOCATION OF MAIN SERVICE PANEL & AC DISCONNECT
2 MOUNTED ON INTERIOR WALL & UTILITY METER, AC
DISCONNECT 1 & COMBINER BOX MOUNTED ON
EXTERIOR WALL OF A SINGLE FAMILY RESIDENCE.
NEW SOLAR PANELS
(39) SOLARIA POWER X-380R-2B (380W) [BLK] WITH
AN ENPHASE IQ8PLUS-72-2-US MICRO-INVERTERS MOUNTED TO
THE BACK OF EVERY MODULES MOUNTED ON COMP SHINGLE ROOF
SHEET
PAUL ST
LAURENCE JR
RESIDENCE
54 CLEMENT ST,
FLORENCE,
MA 01062
APN:3719522
DATE:8/31/2023
3000 EXECUTIVE PKWY,
STE 504 SAN RAMON,
CA 94583
LICENSE TYPE C10
LICENSE # 961988
PHONE # (877) 299-4943
DESIGNER: OSR
PV-1
SITE PLAN LAYOUTSCALE: 1/64" = 1'-0"
PV SYSTEM SITE PLAN
PV SYSTEM SIZE:
14.82 kW DC
LOCATION OF "RAPID SHUTDOWN"
AC DISCONNECT NEC 690.12
ROOF OBSTRUCTIONS
JB
(N)CONDUIT RUN
CB COMBINER BOX
Roof Azimuth: 70°
Roof Tilt: 20°
Roof Section 1
ACD AC DISCONNECT
MSP MAIN SERVICE PANEL
UM UTILITY METER
1.SOLAR PHOTOVOLTAIC SYSTEM TO BE INSTALLED ON
RESIDENTIAL STRUCTURE.
2.THIS PROJECT HAS BEEN DESIGNED IN COMPLIANCE
WITH THE IBC SECTION 1609 TO WITHSTAND A BASIC
WIND EXPOSURE B.
3. THE ROOF MEMBERS ARE 2"X 6" TRUSSES AT 16" ON
CENTER. CONNECTION TO STRUCTURE SHALL NOT BE
WITHIN 11" OF NAILING PLATES.
4.THE SOLAR PHOTOVOLTAIC INSTALLATION SHALL NOT
OBSTRUCT ANY PLUMBING, MECHANICAL, OR BUILDING
ROOF VENTS.
5.ALL CONDUCTORS AND CONDUITS MOUNTED ON ROOF
SHALL BE MINIMUM 7/8" ABOVE ROOF SURFACE
(INCLUDING CABLES UNDERNEATH MODULES AND
RACKING).
6.ROOF ACCESS POINTS SHALL BE PROVIDED PER THE
FOLLOWING (IRC R324.6, IBC 3111.3.4)
6.1.LOCATED IN AREAS NOT REQUIRING PLACEMENT
OF GROUND LADDERS OVER OPENINGS SUCH AS
DOORS OR WINDOWS.
6.2.LOCATED AT STRONG POINTS OF CONSTRUCTION IN
LOCATIONS WHERE ACCESS POINT DOES NOT
CONFLICT WITH OVERHEAD OBSTRUCTIONS SUCH
AS: TREES, WIRES, OR SIGNS.
7.SETBACKS AT RIDGES CAN BE REDUCED TO 18 INCHES
IN COMPLIANCE WITH IBC/ IFC 1205.2.1.2 TOTAL PLAN
VIEW AREA = 2026.2 SQFT TOTAL PV AREA = 39(67.8
IN)(44.7 IN)/(144 IN^2) = 820.80 SQFT (820.80 SQFT/ 2026.2
SQFT)100 = 40.51% TOTAL PV AREA POPULATES 40.51% OF
TOTAL PLAN VIEW AREA AND IS NOT WITHIN THE 33%
REQUIREMENT.
FIRE SETBACK
ROOF LADDER
ACCESS POINT
Roof Azimuth: 70 °
Roof Tilt: 20 °
Roof Section 2CBUMMSPACD1ACD2
(E) UNPERMITED SHED
(NO ELECTRICAL)54 CLEMENT STRoof Azimuth: 250 °
Roof Tilt: 20 °
Roof Section 3
N
3'3'
3'3'
3'
3'
266'-4"
SCALE: 3/32" = 1'-0"
PV SYSTEM SITE PLAN
PV SYSTEM SIZE:
14.82 kW DC
LEGEND
CONSTRUCTION NOTES
PV INTERCONNECTION POINT.
LOCATION OF MAIN SERVICE PANEL & AC
DISCONNECT 2 MOUNTED ON INTERIOR WALL
& UTILITY METER, AC DISCONNECT 1 &
COMBINER BOX MOUNTED ON EXTERIOR
WALL OF A SINGLE FAMILY RESIDENCE.
NEW SOLAR PANELS
(39) SOLARIA POWER X-380R-2B (380W) [BLK] WITH
AN ENPHASE IQ8PLUS-72-2-US MICRO-INVERTERS MOUNTED TO
THE BACK OF EVERY MODULES MOUNTED ON COMP SHINGLE ROOF
SHEET
PAUL ST
LAURENCE JR
RESIDENCE
54 CLEMENT ST,
FLORENCE,
MA 01062
APN:3719522
DATE:8/31/2023
3000 EXECUTIVE PKWY,
STE 504 SAN RAMON,
CA 94583
LICENSE TYPE C10
LICENSE # 961988
PHONE # (877) 299-4943
DESIGNER: OSR
PV-1.1
SITE PLAN LAYOUT
LOCATION OF "RAPID SHUTDOWN"
AC DISCONNECT NEC 690.12
ROOF OBSTRUCTIONS
JB
(N)CONDUIT RUN
CB COMBINER BOX
Roof Azimuth: 70°
Roof Tilt: 20°
Roof Section 1
ACD AC DISCONNECT
MSP MAIN SERVICE PANEL
UM UTILITY METER
1.SOLAR PHOTOVOLTAIC SYSTEM TO BE INSTALLED ON
RESIDENTIAL STRUCTURE.
2.THIS PROJECT HAS BEEN DESIGNED IN COMPLIANCE
WITH THE IBC SECTION 1609 TO WITHSTAND A BASIC
WIND EXPOSURE B.
3. THE ROOF MEMBERS ARE 2"X 6" TRUSSES AT 16" ON
CENTER. CONNECTION TO STRUCTURE SHALL NOT BE
WITHIN 11" OF NAILING PLATES.
4.THE SOLAR PHOTOVOLTAIC INSTALLATION SHALL NOT
OBSTRUCT ANY PLUMBING, MECHANICAL, OR BUILDING
ROOF VENTS.
5.ALL CONDUCTORS AND CONDUITS MOUNTED ON ROOF
SHALL BE MINIMUM 7/8" ABOVE ROOF SURFACE
(INCLUDING CABLES UNDERNEATH MODULES AND
RACKING).
6.ROOF ACCESS POINTS SHALL BE PROVIDED PER THE
FOLLOWING (IRC R324.6, IBC 3111.3.4)
6.1.LOCATED IN AREAS NOT REQUIRING PLACEMENT
OF GROUND LADDERS OVER OPENINGS SUCH AS
DOORS OR WINDOWS.
6.2.LOCATED AT STRONG POINTS OF CONSTRUCTION IN
LOCATIONS WHERE ACCESS POINT DOES NOT
CONFLICT WITH OVERHEAD OBSTRUCTIONS SUCH
AS: TREES, WIRES, OR SIGNS.
7.SETBACKS AT RIDGES CAN BE REDUCED TO 18 INCHES
IN COMPLIANCE WITH IBC/ IFC 1205.2.1.2 TOTAL PLAN
VIEW AREA = 2026.2 SQFT TOTAL PV AREA = 39(67.8
IN)(44.7 IN)/(144 IN^2) = 820.80 SQFT (820.80 SQFT/ 2026.2
SQFT)100 = 40.51% TOTAL PV AREA POPULATES 40.51% OF
TOTAL PLAN VIEW AREA AND IS NOT WITHIN THE 33%
REQUIREMENT.
PRO
P
E
R
T
Y
LI
N
E
FIRE SETBACK
ROOF LADDER
ACCESS POINT
Roof Azimuth: 70 °
Roof Tilt: 20 °
Roof Section 2WALKWAY
ROOF LADDER
ACCESS POINTCBUM
MSP
ACD1ACD2
(E) UNPERMITED SHED
(NO ELECTRICAL)54 CLEMENT STROOF LADDER
ACCESS POINT
Roof Azimuth: 250 °
Roof Tilt: 20 °
Roof Section 3
ROOF LADDER
ACCESS POINT
ROOF LADDER
ACCESS POINT
4'4'4'4'4'
4'4'4'
4'4'4'
4'4'4'4'4'4'4'4'4'4'4'NNNSCALE: 1/8" = 1'-0"
PV SYSTEM MOUNTING DETAILSPROPOSED UNIRAC
SOLARMOUNT RACKING
EXISTING 2"X 6" ROOF
TRUSSES @ 16"O.C
SHEET
PAUL ST
LAURENCE JR
RESIDENCE
54 CLEMENT ST,
FLORENCE,
MA 01062
APN:3719522
DATE:8/31/2023
3000 EXECUTIVE PKWY,
STE 504 SAN RAMON,
CA 94583
LICENSE TYPE C10
LICENSE # 961988
PHONE # (877) 299-4943
DESIGNER: OSR
PV-2
ATTACHMENT DETAILS
PROPOSED SOLARIA POWER X-380R-2B (380W) [BLK]
PV SOLAR MODULES
Roof Azimuth: 70°
Roof Tilt: 20°
Roof Section 1
EXISTING COMP SHINGLE ROOF
UNIRAC FLASHLOC FOR COMP
SHINGLE @ 48" O.C. MAX
Roof Azimuth: 70 °
Roof Tilt: 20 °
Roof Section 2
Roof Azimuth: 250 °
Roof Tilt: 20 °
Roof Section 3
ROOF SLOPE910
10
6 21
7
S-5
D5
20
11
121413151822
S-5
D4
3
1
54
252423
8
26
2
D4 DETAIL (TRANSVERSE)
NOT TO SCALE D5 DETAIL (LONGITUDINAL)
NOT TO SCALE
D1 RACKING DETAIL (TRANSVERSE)
NOT TO SCALE
D3 RACKING DETAIL (TOP)
NOT TO SCALE
D2 RACKING DETAIL (LONGITUDINAL)
NOT TO SCALE
SHEET
PAUL ST
LAURENCE JR
RESIDENCE
54 CLEMENT ST,
FLORENCE,
MA 01062
APN:3719522
DATE:8/31/2023
3000 EXECUTIVE PKWY,
STE 504 SAN RAMON,
CA 94583
LICENSE TYPE C10
LICENSE # 961988
PHONE # (877) 299-4943
DESIGNER: OSR
1.ROOF MATERIAL: COMP SHINGLE
2.ROOF STRUCTURE: TRUSSES
3.ATTACHMENT TYPE: UNIRAC FLASHLOC
4.MODULE MANUFACTURER: SOLARIA
5.MODULE MODEL: POWER X-380R-2B (380W) [BLK]
6.MODULE LENGTH: 67.8''
7.MODULE WIDTH: 44.7"
8.MODULE WEIGHT: 48.7 LBS.
9.SEE SHEET S-1 FOR DIMENSION(S)
10.MIN. FIRE OFFSET
11.TRUSSES SPACING: 16" O.C.
12.TRUSSES SIZE: 2"X 6" NOMINAL
13.LAG BOLT DIAMETER: 5/16 IN.
14.LAG BOLT EMBEDMENT: 2.5 IN.
15.TOTAL # OF ATTACHMENTS: 94
16.TOTAL AREA: 820.80 SQ. FT.
17.TOTAL WEIGHT: 1899.30 LBS.
18.WEIGHT PER ATTACHMENT: 20.21 LBS.
19.DISTRIBUTED LOAD: 2.31 PSF
20.MAX. HORIZONTAL STANDOFF: 48 IN.
21.MAX. VERTICAL STANDOFF:
LANDSCAPE: 26 IN., PORTRAIT: 43 IN.
22.STANDOFF STAGGERING: YES
23.RAIL MANUFACTURER AND MODEL
(OR EQUIV.):UNIRAC SOLARMOUNT
24.RAIL WEIGHT: 0.436 PLF.
25.MAX. TRUSSES SPAN: 12 FT.
26.MODULE CLEARANCE: 3 IN. MIN., 6 IN. MAX.
PV-3
MOUNTING DETAILS
3
M
POINT OF
DELIVERY AND
INTERCONNECTION
200A
N
(E) GROUNDING
ELECTRODE OR
(UFER)
60A
(N) 60A FUSED AC
DISCONNECT 2
SUPPLY-SIDE
SOLAR TAP
NEC 705.11
EXISTING
240V/200A
MAIN SERVICE PANEL
SINGLE PHASE
EXISTING WIRE
(N) VISIBLE
LOCKABLE
2 POLE 60A
'KNIFE' AC
DISCONNECT 1
3
AC
DISCONNECT
TO BE LOCATED
WITHIN 10' OF
METER
3
13
PV CIRCUIT 1: 13 MODULES/PARALLEL ROOF TOPGROUND LEVEL
-HOUSE EXTER
IOR
13
PV CIRCUIT 2: 13 MODULES/PARALLEL
12
12
13
PV CIRCUIT 3: 13 MODULES/PARALLEL
12
1
1
1
(N) JUNCTION BOX
WITH IRREVERSIBLE
GROUND SPLICE
2
20A
20A
N
15A
20A
(N) 39 SOLARIA POWER X-380R-2B (380W) [BLK] MODULES
WITH AN ENPHASE IQ8PLUS-72-2-US MICRO-INVERTER
ATTACHED TO THE BACK OF EVERY MODULE.
(N) 125A/240V AC
COMBINER BOX WITH
ENPHASE IQ ENVOY
COMM. GATEWAY
ENPHASE IQENVOYCOMMUNICATIONSGATEWAYNOTE: IN BETWEEN EACH ARRAY THE EMT IS USED AS THE
GROUNDING / BONDING, GROUND CLAMPS ARE AT EACH
END OF THE EMT CONDUIT WITH THE WIRE THEN FREE
AIR'D TO THE GROUND CLAMP ON THE RACKING RAIL
2A
SHEET
PAUL ST
LAURENCE JR
RESIDENCE
54 CLEMENT ST,
FLORENCE,
MA 01062
APN:3719522
DATE:8/31/2023
3000 EXECUTIVE PKWY,
STE 504 SAN RAMON,
CA 94583
LICENSE TYPE C10
LICENSE # 961988
PHONE # (877) 299-4943
DESIGNER: OSR
E-1
ELECTRICAL DIAGRAM
METER # 74567722
Inverter Ratings
Inverter
Make/Model
ENPHASE
IQ8PLUS-72-2-US
Max DC Volt Rating 60V
Max. Continous
Output Power 290W
Max Nominal
Voltage 240V
Max Continuous
Output Current 1.21A
Max OCPD Rating 20A
DESIGN TEMPERATURES
ASHRAE EXTREME LOW -17°C
ASHRAE 2% HIGH 32°C
PV Module Ratings @ STC
Module Make/Model SOLARIA POWER
X-380R-2B (380W) [BLK]
Max Power-Point Current (Imp)12.44A
Max Power-Point Voltage (Vmp)30.59V
Open-Circuit Voltage (Voc)36.45V
Short-Circuit Current (Isc)13.34A
Max Series Fuse (OCPD)25A
Nominal Maximum Power at STC
(Pmax)380W
Maximum System Voltage 1000V
Voc Temperature Coefficient -0.28%/°C
Conduit and Conductor Schedule
Tag Description Wire Gauge # of Conductors Conduit Type Conduit Size
1 Enphase Q cable - THWN-2 10 AWG 3 N/A - Free Air N/A - Free Air
1 Bare Copper Ground (EGC/GEC)6 AWG 1 N/A - Free Air N/A - Free Air
2 THWN-2 10 AWG 6 EMT 3/4"
2 THWN-2 - Ground 10 AWG 1 EMT 3/4"
2A THWN-2 10 AWG 3 N/A - Free Air N/A - Free Air
3 THWN-2 6 AWG 3 EMT 3/4"
3 THWN-2 - Ground 6 AWG 1 EMT 3/4"
MAIN SERVICE PANEL
SUPPLY SIDE TAP
NEC 705. 11 SUPPLY SIDE.
POWER PRODUCTION SOURCES
SYSTEM SUMMARY
BRANCH #1 BRANCH #2 BRANCH #3
INVERTERS PER BRANCH 13 13 13
MAX CONTINUOUS
OUTPUT CURRENT 15.73A 15.73A 15.73A
MAX CONTINUOUS
OUTPUT POWER 3770W 3770W 3770W
ARRAY STC POWER 14820W
ARRAY PTC POWER 13607.1W
MAX CONTINUOUS
OUTPUT CURRENT 47.19A
MAX CONTINUOUS
OUTPUT POWER 11310W
DERATED (CEC) AC
POWER 13198.89W
N1.NOT ALL PLACARDS SHOWN MAY BE REQUIRED BY LOCAL AHJ. CONTRACTOR TO VERIFY PLACARD
REQUIREMENTS WITH LOCAL AHJ BEFORE INSTALLATION.
2.ALL PLAQUES AND SIGNAGE REQUIRED BY THE LATEST EDITION OF THE NATIONAL ELECTRICAL CODE
3.ALTERNATE POWER SOURCE PLACARD SHALL BE METALLIC OR PLASTIC, ENGRAVED OR MACHINE
PRINTED LETTERS IN A CONTRASTING COLOR TO THE PLAQUE. THIS PLAQUE WILL BE ATTCHED BY POP
RIVETS OR SCREWS OR OTHER APPROVED METHOD.
4.DIRECTORY PLACARD MARKING CONTENT AND FORMAT: RED BACKGROUND, WHITE LETTERING,
MINIMUM 3/8" LETTER HIEGHT, ALL CAPITAL LETTERS, ARIAL OR SIMILAR FONT, NON BOLD, REFLECTIVE
WEATHER RESISTANT MATERIAL SUITABLE FOR THE ENVIRONMENT.
PERMANENT SIGNAGE NOTES:
POWER TO THIS BUILDING IS
ALSO SUPPLIED FROM THE
FOLLOWING SOURCES WITH
DISCONNECTS AS SHOWN
CAUTION:
(N) SOLAR PANELS AND
MICRO-INVERTERS ON
ROOF
MAXIMUM AC OPERATING CURRENT:
NOMINAL OPERATING AC VOLTAGE:
47.19 AMPS
240.0 VAC
PHOTOVOLTAIC AC DISCONNECT
LABEL LOCATION:
AC DISCONNECT(S), PHOTOVOLTAIC SYSTEM POINT OF
INTERCONNECTION.
PER CODE(S): NEC2020 : 690.54
SHEET
PAUL ST
LAURENCE JR
RESIDENCE
54 CLEMENT ST,
FLORENCE,
MA 01062
APN:3719522
DATE:8/31/2023
3000 EXECUTIVE PKWY,
STE 504 SAN RAMON,
CA 94583
LICENSE TYPE C10
LICENSE # 961988
PHONE # (877) 299-4943
DESIGNER: OSR
E-2
WARNING LABELS
WARNING!
THIS EQUIPMENT FED BY MULTIPLE
SOURCES. TOTAL RATING OF ALL
OVERCURRENT DEVICES, EXCLUDING
MAIN SUPPLY OVERCURRENT
DEVICE, SHALL NOT EXCEED
AMPACITY OF BUSBAR.
PV INTERCONNECTION POINT.
LOCATION OF MAIN SERVICE
PANEL, UTILITY METER, TWO AC
DISCONNECTS & COMBINER BOX.
ELECTRICAL SHOCK HAZARD
WARNING!
TERMINALS ON LINE AND LOAD
SIDES MAY BE ENERGIZED IN
THE OPEN POSITION
LABEL LOCATION:
INVERTER(S), AC DISCONNECT(S), AC
COMBINER PANEL (IF APPLICABLE).
PER CODE(S): NEC2020 : 690.13(B) &
706.15(C)(4)
LABEL LOCATION:
UTILITY SERVICE ENTRANCE/METER,
INVERTER/DC DISCONNECT IF REQUIRED BY
LOCAL AHJ, OR OTHER LOCATIONS AS REQUIRED
BY LOCAL AHJ.
PER CODE(S): NEC2020 : 690.56(c)(2)
RAPID SHUTDOWN SWITCH
FOR SOLAR PV SYSTEM
WARNING!
DO NOT RELOCATE THIS
OVERCURRENT DEVICE
POWER SOURCE OUTPUT CONNECTION
LABEL LOCATION:
ADJACENT TO PV BREAKER AND ESS
OCPD (IF APPLICABLE).
PER CODE(S): NEC2020 : 705.12(B)(3)(2),
SOLAR PV SYSTEM EQUIPPED
WITH RAPID SHUTDOWN
SOLAR ELECTRIC
PV PANELS
TURN RAPID SHUTDOWN
SWITCH TO THE "OFF"
POSITION TO SHUT DOWN
PV SYSTEM AND REDUCE
SHOCK HAZARD IN THE
ARRAY.
LABEL LOCATION:
ON OR NO MORE THAT 3 M (10 FT) FROM THE SERVICE DISCONNECTING
MEANS TO WHICH THE PV SYSTEMS ARE CONNECTED.
PER CODE(S): NEC2020 : 690.56(C), NEC 2017: 690.56(C)(1)(a)
LABEL LOCATION:
MAIN SERVICE PANEL (IF APPLICABLE).
PER CODE(S): NEC2020 : 705.12(B)(3)(3)
LABEL LOCATION:
PHOTOVOLTAIC AC COMBINER (IF APPLICABLE).
PHOTOVOLTAIC SYSTEM
COMBINER PANEL DO NOT
ADD LOADS
54 CLEMENT ST
SHEET
PAUL ST
LAURENCE JR
RESIDENCE
54 CLEMENT ST,
FLORENCE,
MA 01062
APN:3719522
DATE:8/31/2023
3000 EXECUTIVE PKWY,
STE 504 SAN RAMON,
CA 94583
LICENSE TYPE C10
LICENSE # 961988
PHONE # (877) 299-4943
DESIGNER: OSR
S-1
SPEC SHEET
SHEET
PAUL ST
LAURENCE JR
RESIDENCE
54 CLEMENT ST,
FLORENCE,
MA 01062
APN:3719522
DATE:8/31/2023
3000 EXECUTIVE PKWY,
STE 504 SAN RAMON,
CA 94583
LICENSE TYPE C10
LICENSE # 961988
PHONE # (877) 299-4943
DESIGNER: OSR
S-2
SPEC SHEET
SHEET
PAUL ST
LAURENCE JR
RESIDENCE
54 CLEMENT ST,
FLORENCE,
MA 01062
APN:3719522
DATE:8/31/2023
3000 EXECUTIVE PKWY,
STE 504 SAN RAMON,
CA 94583
LICENSE TYPE C10
LICENSE # 961988
PHONE # (877) 299-4943
DESIGNER: OSR
S-3
SPEC SHEET
SHEET
PAUL ST
LAURENCE JR
RESIDENCE
54 CLEMENT ST,
FLORENCE,
MA 01062
APN:3719522
DATE:8/31/2023
3000 EXECUTIVE PKWY,
STE 504 SAN RAMON,
CA 94583
LICENSE TYPE C10
LICENSE # 961988
PHONE # (877) 299-4943
DESIGNER: OSR
S-4
SPEC SHEET
SHEET
PAUL ST
LAURENCE JR
RESIDENCE
54 CLEMENT ST,
FLORENCE,
MA 01062
APN:3719522
DATE:8/31/2023
3000 EXECUTIVE PKWY,
STE 504 SAN RAMON,
CA 94583
LICENSE TYPE C10
LICENSE # 961988
PHONE # (877) 299-4943
DESIGNER: OSR
S-5
SPEC SHEET