87 Henry St - Updated DesignsINSTALLATION OF NEW
ROOF MOUNTED PV SOLAR SYSTEM
87 HENRY STREET
NORTHAMPTON, MA 01060
42.315669074,-72.619364686
HENRY STREET
R1 SYSTEM SIZE DECREASE / LAYOUT REVISION 1/4/2024
P1 ISSUED TO TOWNSHIP FOR PERMIT 11/14/2023
NO.DESCRIPTION DATE
EWALL, WILLIAM
TRINITY ACCT #: 2023-07-906546
87 HENRY STREET
NORTHAMPTON, MA 01060
42.315669074,-72.619364686
PROPOSED PV SOLAR SYSTEM
DRAWING DATE:11/14/2023
DRAWN BY:RM
REVISED BY:DMR
DC SYSTEM SIZE:4.86kW
AC SYSTEM SIZE:3.8kW
MODULE COUNT:12
MODULES USED:HANWHA 405
MODULE SPEC #:Q.PEAK DUO BLK ML-G10+ 405
UTILITY COMPANY:NAT'L GRID
UTILITY ACCT #:6266266019
UTILITY METER #:95000913
DEAL TYPE:SUNNOVA
R1
2211 Allenwood Road
Wall, New Jersey 07719
877-786-7283
www.Trinity-Solar.com
ROOF 1 MODULES: 0 PITCH: 37° ORIENTATION: 218°
ROOF 2 MODULES: 0 PITCH: 37° ORIENTATION: 38°
ROOF 3 MODULES: 12 PITCH: 18 ORIENTATION: 218
ROOF 4 MODULES: 0 PITCH: 18° ORIENTATION: 38°
ROOF 5 MODULES: 0 PITCH: 34° ORIENTATION: 223°
ROOF 6 MODULES: 0 PITCH: 34° ORIENTATION: 43°
ROOF 7 MODULES: 0 PITCH: 23° ORIENTATION: 308°
ROOF 8 MODULES: 0 PITCH: 30° ORIENTATION: 128°
ROOF 9 MODULES: 0 PITCH: 30° ORIENTATION: 308°
***NOTE: 2021 NFPA 1 - 11.12.3.2.4.1
PLAN VIEW TOTAL ROOF AREA: 1713.9 FT²
PHOTOVOLTAIC ARRAY TOTAL AREA: 247.2 FT²
ARRAY PERCENTAGE OF PLAN VIEW TOTAL ROOF AREA: 14.4%
DC
ACUD
ep
M
***NOTE: ROOF R3 ABUTS AN EXTERIOR WALL WITH A
24" HEIGHT DIFFERENTIAL
N
S2709
0
13522545
31542.315669074,-72.619364686
12 HANWHA 405 (Q.PEAK DUO BLK ML-G10+ 405)
1 SE3800H-US000BEi4
BASEMENT OUTSIDE.
OUTSIDE (UTILITY ACCESSIBLE)OUTSIDE.
R1 SYSTEM SIZE DECREASE / LAYOUT REVISION 1/4/2024
P1 ISSUED TO TOWNSHIP FOR PERMIT 11/14/2023
NO.DESCRIPTION DATE
EWALL, WILLIAM
TRINITY ACCT #: 2023-07-906546
87 HENRY STREET
NORTHAMPTON, MA 01060
42.315669074,-72.619364686
PROPOSED PV SOLAR SYSTEM
DRAWING DATE:11/14/2023
DRAWN BY:RM
REVISED BY:DMR
DC SYSTEM SIZE:4.86kW
AC SYSTEM SIZE:3.8kW
MODULE COUNT:12
MODULES USED:HANWHA 405
MODULE SPEC #:Q.PEAK DUO BLK ML-G10+ 405
UTILITY COMPANY:NAT'L GRID
UTILITY ACCT #:6266266019
UTILITY METER #:95000913
DEAL TYPE:SUNNOVA
R1
NOTES:
1.) ALL EQUIPMENT SHALL BE INSTALLED IN ACCORDANCE
WITH THE MANUFACTURER'S INSTALLATION INSTRUCTIONS.
2.)
3.) ALL LOCATIONS ARE APPROXIMATE AND REQUIRE FIELD VERIFICATION.
ALL OUTDOOR EQUIPMENT SHALL BE RAIN TIGHT WITH MINIMUM NEMA 3R RATING.
M
UD SP
P
DC
AC
ep
D
DC
2211 Allenwood Road
Wall, New Jersey 07719
877-786-7283
www.Trinity-Solar.com
SD
TS
CALCULATIONS FOR CURRENT CARRYING CONDUCTORS
REQUIRED CONDUCTOR AMPACITY PER STRING
[NEC 690.8(B)(1)]: (15.00*1.25)1 = 18.75A
AWG #10, DERATED AMPACITY
AMBIENT TEMP: 33°C, TEMP DERATING FACTOR: .96
RACEWAY DERATING = 2 CCC: 1.00
(40*.96)1.00 = 38.40A
38.40A >_ 18.75A, THEREFORE WIRE SIZE IS VALID
TOTAL AC REQUIRED CONDUCTOR AMPACITY
16.00A*1.25 = 20.00A
AWG #10, DERATED AMPACITYAMBIENT TEMP: 30°C, TEMP DERATING: 1.0
RACEWAY DERATING <_ 3 CCC: N/A
40A*1.0 = 40A
40A >_ 20.00A, THEREFORE AC WIRE SIZE IS VALID
CALCULATION FOR PV OVERCURRENT PROTECTION
TOTAL INVERTER CURRENT: 16.00A
16.00A*1.25 = 20.00A
--> 20A OVERCURRENT PROTECTION IS VALID
ARRAY CIRCUIT WIRING NOTES
1.) LICENSED ELECTRICIAN ASSUMES ALL RESPONSIBILITY
FOR DETERMINING ONSITE CONDITIONS AND
EXECUTING INSTALLATION IN ACCORDANCE WITH
NEC 2023
2.) LOWEST EXPECTED AMBIENT TEMPERATURE BASED ON
ASHRAE MINIMUM MEAN EXTREME DRY BULB
TEMPERATURE FOR ASHRAE LOCATION MOST SIMILAR TO
INSTALLATION LOCATION. LOWEST EXPECTED AMBIENT
TEMP = -16°C
3.) HIGHEST CONTINUOUS AMBIENT TEMPERATURE BASED
ON ASHRAE HIGHEST MONTH 2% DRY BULB
TEMPERATURE FOR ASHRAE LOCATION MOST SIMILAR TO
INSTALLATION LOCATION. HIGHEST CONTINUOUS TEMP =
33°C
4.) 2005 ASHRAE FUNDAMENTALS 2% DESIGN
TEMPERATURES DO NOT EXCEED 47°C IN THE UNITED
STATES (PALM SPRINGS, CA IS 44.1°C). FOR LESS THAN 9
CURRENT-CARRYING CONDUCTORS IN A ROOF-MOUNTED
SUNLIT CONDUIT AT LEAST 0.5" ABOVE ROOF AND USING
THE OUTDOOR DESIGN TEMPERATURE OF 47°C OR LESS
(ALL OF UNITED STATES)
5.) PV SYSTEM CIRCUITS INSTALLED ON OR IN BUILDINGS
SHALL INCLUDE A RAPID SHUTDOWN FUNCTION THAT
CONTROLS SPECIFIC CONDUCTORS IN ACCORDANCE WITH
NEC 690.12(A) THROUGH (D)
6.) PHOTOVOLTAIC POWER SYSTEMS SHALL BE PERMITTEDTO OPERATE WITH UNGROUNDED PHOTOVOLTAICSOURCE AND OUTPUT CIRCUIT PER NEC 690.41 (A)(4)
7.) UNGROUNDED DC CIRCUIT CONDUCTORS SHALL BE
IDENTIFIED WITH THE FOLLOWING OUTER FINISH:
POSITIVE CONDUCTORS = RED
NEGATIVE CONDUCTORS = BLACK
NEC 210.5(C)(2)
8.) ARRAY AND SUB ARRAY CONDUCTORS SHALL BE #10 PV
WIRE TYPE RHW-2 OR EQUIVELANT AND SHALL BE
PROTECTED BY CONDUIT WHERE EXPOSED TO DIRECT
SUNLIGHT. SUB ARRAY CONDUIT LONGER THAN 24” SHALL
CONTAIN ≤ 20 CURRENT CARYING CONDUCTORS AND
WHERE EXPOSED TO DIRECT SUNLIGHT SHALL CONTAIN ≤
9 CURRENT CARRYING CONDUCTORS.
9.) ALL WIRE LENGTHS SHALL BE LESS THAN 100' UNLESS
OTHERWISE NOTED
10.) FLEXIBLE CONDUIT SHALL NOT BE INSTALLED ON
ROOFTOP AND SHALL BE LIMITED TO 12” IF USED
OUTDOORS
11.) DISCONNECTS FED BY SUPPLY-SIDE SOURCE
CONDUCTORS SHALL BE BONDED AND CONNECTED TO
GROUNDING SYSTEM IN ACCORDANCE WITH
NEC 250.24
12.)OVERCURRENT PROTECTION FOR CONDUCTORS
CONNECTED TO THE SUPPLY SIDE OF A SERVICE SHALL BELOCATED WITHIN 10' OF THE POINT OF CONNECTIONNEC 690.9(A)(3)(2)
13.) WHERE TWO SOURCES FEED A BUSSBAR, ONE A
UTILITY AND THE OTHER AN INVERTER, PV BACKFEED
BREAKER(S) SHALL BE LOCATED OPPOSITE FROM UTILITY
NEC 705.12(B)(2)
14.) ALL SOLAR SYSTEM LOAD CENTERS TO CONTAIN ONLY
GENERATION CIRCUITS AND NO UNUSED POSITIONS OR
LOADS
15.) ALL EQUIPMENT INSTALLED OUTDOORS SHALL HAVE
A NEMA 3R RATING NEUTRALM
2p200AMAIN240V 1Ø
200A MAIN BREAKER
200A BUSBAR
NEW
120/240V
UTILITY METER
NEW
MAIN BREAKER LOAD CENTER
2p20A BACK FEED BREAKER
NEC 705.12
E
SQUARE D
DU222RB
60A UNFUSED
DISCONNECT
ISOLATED NEUTRAL
240V 1Ø
B
NOTE:
INTERNAL REVENUE GRADE MONITORING
CONTAINED WITHIN SOLAR EDGE INVERTER
SOLAR EDGE PN. RWND-3D-240-MB
INVERTER #1 - SE3800H-US000BEi4
DC AC
Imp 10.5 Pout 3800
Vmp 380 Imax 16
Voc 480 OCPDmin 20
Isc 15 Vnom 240
PV MODULE SPECIFICATIONS
HANWHA 405 (Q.PEAK DUO BLK ML-G10+ 405)
Imp 10.83
Vmp 37.39
Voc 45.34
Isc 11.17
A #6 THWN-2 TO GEC
B 3/4'' CONDUIT W/ 2-#10 THWN-2, 1-#10 THWN-2, 1-#10 THWN-2 GROUND
C NEW 4/0 ALU SEU CABLE
D 3/4'' CONDUIT W/ 2-#10 THWN-2, 1-#10 THWN-2 GROUND
E 3/4'' CONDUIT W/ 2-#10 THWN-2, 1-#10 THWN-2, 1-#10 THWN-2 GROUND
F #10 PV WIRE (FREE AIR) W/ #6 BARE COPPER BOND TO ARRAY
G 3/4'' CONDUIT W/ 2-#6 THWN-2, 1-#6 THWN-2, 1-#8 THWN-2 GROUND
NOTE: CONDUIT TYPE SHALL BE CHOSEN BY THE INSTALLATION CONTRACTOR
TO MEET OR EXCEED NEC AND LOCAL AHJD REQUIREMENTS
INVERTER #1
PV+L1 L2 N PV-D
SOLAR MODULES MOUNTED TO ROOF ON 1 ARRAY
12 - 405W MODULES W/ 1 SOLAR EDGE S440 PER MODULE
15 ADC MAX PER STRING
1 STRING OF 12 MODULES IN SERIES - 380 Vmax
*TERMINATED INSIDE INVERTER 1
f 8"x8"
JUNCTION
BOX
NEW
120/240V
SERVICE RISER
C
R1 SYSTEM SIZE DECREASE / LAYOUT REVISION 1/4/2024
P1 ISSUED TO TOWNSHIP FOR PERMIT 11/14/2023
NO.DESCRIPTION DATE
EWALL, WILLIAM
TRINITY ACCT #: 2023-07-906546
87 HENRY STREET
NORTHAMPTON, MA 01060
42.315669074,-72.619364686
PROPOSED PV SOLAR SYSTEM
DRAWING DATE:11/14/2023
DRAWN BY:RM
REVISED BY:DMR
DC SYSTEM SIZE:4.86kW
AC SYSTEM SIZE:3.8kW
MODULE COUNT:12
MODULES USED:HANWHA 405
MODULE SPEC #:Q.PEAK DUO BLK ML-G10+ 405
UTILITY COMPANY:NAT'L GRID
UTILITY ACCT #:6266266019
UTILITY METER #:95000913
DEAL TYPE:SUNNOVA
R1
2211 Allenwood Road
Wall, New Jersey 07719
877-786-7283
www.Trinity-Solar.com