no. description date

INSTALLATION OF NEW ROOF MOUNTED7.54kW PV SYSTEM

246 W HILL RDMARLBOROUGH, MA 01752

W HILL RD

P1 ISSUED TO TOWNSHIP FOR PERMIT 6/6/2016

NO. DESCRIPTION DATE

WOODWORTH, DANIEL

TRINITY ACCT #: 2016-133982


PROPOSED 7.54kWSOLAR SYSTEM

DRAWING DATE: 6/6/2016DRAWN BY: JMGREVISED BY:

TOTAL SYSTEM SIZE: 7.54kWTOTAL MODULE COUNT: 29MODULES USED: TRINA 260MODULE SPEC #: TSM-260 PD05.08UTILITY COMPANY: NAT'L GRIDUTILITY ACCT #: 28030-57018UTILITY METER #: 15229677DEAL TYPE: SUNNOVA

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2211 Allenwood RoadWall, New Jersey 07719

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877-797-2978 www.Trinity-Solar.com

29 TRINA 260 (TSM-260 PD05.08)

1 SE6000A-US



WOODWORTH, DANIEL






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INISDE OUTSIDE.

OUTSIDE.

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ARRAY ORIENTATION = 197°MODULE PITCH = 20°

NOTES:

1.) ALL EQUIPMENT SHALL BE INSTALLED IN ACCORDANCE WITH THE MANUFACTURER'S INSTALLATION INSTRUCTIONS.2.) ALL OUTDOOR EQUIPMENT SHALL BE RAIN TIGHT WITH MINIMUM NEMA 3R RATING.3.) ALL LOCATIONS ARE APPROXIMATE AND REQUIRE FIELD VERIFICATION.


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CALCULATIONS FOR CURRENT CARRYING CONDUCTORSREQUIRED CONDUCTOR AMPACITY PER STRING[NEC 690.8(B)(1)]: (15.00*1.25)1 = 18.75A

AWG #10, DERATED AMPACITYAMBIENT TEMP: 55°C, TEMP DERATING FACTOR: .76RACEWAY DERATING = 4 CCC: 0.80(40*.76)0.80 = 24.32A

24.32A >_ 18.75A, THEREFORE WIRE SIZE IS VALID

TOTAL AC REQUIRED CONDUCTOR AMPACITY25.00A*1.25 = 31.25A

AWG #8, DERATED AMPACITYAMBIENT TEMP: 30°C, TEMP DERATING: 1.0RACEWAY DERATING <_ 3 CCC: N/A55A*1.0 = 55A

55A >_ 31.25A, THEREFORE AC WIRE SIZE IS VALID

CALCULATION FOR PV OVERCURRENT PROTECTIONTOTAL INVERTER CURRENT: 25.00A25.00A*1.25 = 31.25A --> 40A OVERCURRENT PROTECTION IS VALID

ARRAY CIRCUIT WIRING NOTES1.) LICENSED ELECTRICIAN ASSUMES ALL RESPONSIBILITYFOR DETERMINING ONSITE CONDITIONS AND EXECUTINGINSTALLATION IN ACCORDANCE WITH NEC 2014

2.) LOWEST EXPECTED AMBIENT TEMPERATURE BASED ONASHRAE MINIMUM MEAN EXTREME DRY BULBTEMPERATURE FOR ASHRAE LOCATION MOST SIMILAR TOINSTALLATION LOCATION. LOWEST EXPECTED AMBIENTTEMP = -16°C

3.) HIGHEST CONTINUOUS AMBIENT TEMPERATURE BASEDON ASHRAE HIGHEST MONTH 2% DRY BULBTEMPERATURE FOR ASHRAE LOCATION MOST SIMILAR TOINSTALLATION LOCATION. HIGHEST CONTINUOUS TEMP =33°C

4.) 2005 ASHRAE FUNDAMENTALS 2% DESIGNTEMPERATURES DO NOT EXCEED 47°C IN THE UNITEDSTATES (PALM SPRINGS, CA IS 44.1°C). FOR LESS THAN 9CURRENT-CARRYING CONDUCTORS IN A ROOF-MOUNTEDSUNLIT CONDUIT AT LEAST 0.5" ABOVE ROOF AND USINGTHE OUTDOOR DESIGN TEMPERATURE OF 47°C OR LESS(ALL OF UNITED STATES)

5.) PHOTOVOLTAIC POWER SYSTEMS SHALL BE PERMITTEDTO OPERATE WITH UNGROUNDED PHOTOVOLTAICSOURCE AND OUTPUT CIRCUIT AS PER NEC 690.35

6.) ALL EQUIPMENT INSTALLED OUTDOORS SHALL HAVE ANEMA 3R RATING

7.) ALL SOLAR SYSTEM LOAD CENTERS TO CONTAIN ONLYGENERATION CIRCUITS AND NO UNUSED POSITIONS ORLOADS

8.) PV SYSTEM CIRCUITS INSTALLED ON OR IN BUILDINGSSHALL INCLUDE A RAPID SHUTDOWN FUNCTION THATCONTROLS SPECIFIC CONDUCTORS IN ACCORDANCE WITHNEC 690.12(1) THROUGH (5)

SOLAR MODULES MOUNTED TO ROOF ON 1 ARRAY29 - 260W MODULES W/ 1 SOLAR EDGE P300 PER MODULE

18.75 ADC MAX PER STRING

1 STRING OF 15 MODULES IN SERIES - 350 Vmax1 STRING OF 14 MODULES IN SERIES - 350 Vmax

*2 STRINGS TO BE TERMINATED IN PARALLEL INSIDE INVERTER 1

8"x8"JUNCTION

BOX

INVERTER #1

PV +

L1 L2 N

PV -

EXISTING MAIN BREAKER LOAD CENTER2p40A BACK FEED BREAKER

W/BREAKER LOCKNEC 690.64

NEU

TRAL

EXISTING120/240V

UTILITYMETER

2p20

0AM

AIN

240V 1Ø200A MAIN BREAKER

200A BUSBAR

INVERTER #1 - SE6000A-USDC AC

Imp 18 Pout 6000Vmp 350 Iout 25Voc 500 Imax 31.25

Isc 30 Vnom 240

PV MODULE SPECIFICATIONSTRINA 260 (TSM-260 PD05.08)

Imp 8.5Vmp 30.6

Voc 38.2Isc 9

A #6 THWN-2 GEC TO EXISTING GROUND ROD

B 3/4'' EMT W/ 2-#8 THWN-2, 1-#10 THWN-2, 1-#10 THWN-2 GROUND

C 3/4'' EMT W/ 4-#10 THWN-2, 1-#10 THWN-2 GROUND

D 3/4'' EMT W/ 4-#10 THWN-2, 1-#10 THWN-2 GROUND

E 3/4" EMT W/ 2-#8 THWN-2, 1-#10 THWN-2, 1-#10 THWN-2 GROUND

F #12 PV WIRE W/ #6 BARE COPPER BOND TO ARRAY

GFCI RECEPTACLE1p15A BREAKER14/2 NM CABLE

SQUARE DDU222NRB

60A UNFUSED DISCONNECT

ISOLATED NEUTRAL240V 1Ø

PRODUCTIONMETER

ISOLATED NEUTRAL



WOODWORTH, DANIEL






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JOB NAME: WOODWORTH, DANIELADDRESS: 246 W HILL RD

MARLBOROUGH, MA 01752

41.208 ESTIMATED MAN HOURS 1.72 DAYS (3MEN)

1.29 DAYS (4MEN)

0.86 DAYS(6 MEN)

• 29 TRINA 260's (7.54KW)• 1 ARRAY• 20' PEAK TO GROUND• 22 PORTRAIT & 7 LANDSCAPED• NO PIPES OR VENTS BEINGS RELOCATED OR REMOVED• 1 INVERTERS INSTALLED OUTSIDE• NO TRENCH

ESTIMATED SENT TO JOB USED

□ TRINA 260 (TSM-260 PD05.08) --- P300 SE OPTIMIZERS 29 ___ ___

□ SE6000A-US 1 ___ ___□ 2p40A BACKFEED BREAKER 1 ___ ___

□ (SUNNOVA) METER AND METER PAN 1 ___ ___

□ 60A OUTDOOR NON-FUSED DISCONNECT 1 ___ ___

□ SOLADECK BOX(ES) & HAYCO CONNECTOR(S) 1 ___ ___

□ 14' SECTIONS OF RAIL 19 ___ ___

□ FLASHINGS 58 ___ ___

□ CASE(S) OF BLACK SPRAY PAINT 1 ___ ___□ CASE(S) OF TAR 1 ___ ___

□ TP LINK 1 ___ ___

□ PV LEAD WIRE 100' ___ ___

□ T-BOLTS ___ ___ ___□ MID CLIPS ___ ___ ___□ END CLIPS ___ ___ ___□ SPLICE KITS ___ ___ ___□ GROUND LUGS ___ ___ ___

MATERIAL LIST


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