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Main
AC DISCO AC DISCO
DC DISCO
DC DISCO
J-BOX
12 MODULES IN SERIES
WITH SOLAR EDGE P370
12 MODULES IN SERIES
WITH SOLAR EDGE P370
12 MODULES IN SERIES
WITH SOLAR EDGE P370
12 MODULES IN SERIES
WITH SOLAR EDGE P370
MAIN SERVICE
PANEL
1 2 3 8 10
M
M
UTILITY
SERVICE
1 4 5 BUILDING
GROUNDING
Carol & Michael Phillips
2696 Davos Trail
Vail, Colorado 81657
16.8 KW SOLAR PV SYSTEM
FLUSH MOUNTED TO ROOF
DATE: 6/21/2017 REV A SHEET 1 OF 2
722 Iowa Street
Golden, CO 80403
303 903-9119
DRAWN BY BKS CHECKED BY WVP
CONDUIT AND CONDUCTOR SCHEDULE
1
2
3
TAG DESCRIPTION OR CONDUCTOR TYPE
PV WIRE
BARE COPPER EGC
THWN-2
THWN-2 EGC
THWN-2
THWN-2 GROUND
4 THWN-2
THWN-2 GROUND
5,6 THWN-2
THWN-2 GROUND
COND.
GAUGE
10
10
10
10
8
10
NUMBER OF
CONDUCTORS
4
1
8
1
6
1
CONDUIT
TYPE
N/A
N/A
EMT
EMT
CONDUIT
SIZE
N/A
N/A
3/4”
3/4”
4 3 OFFSET 1”
10 1
4 3 EMT 3/4
10 1 EMT
INVERTER OUTPUT
4,5,6
32 A X 1.25 = 40A OCPD
No Temp Correction. #8 THWN-2 = 55A, 32A ‹ 55A
2 PV SOURCE CIRCUIT
(Conduit .5” to 3.5” off roof) = 22C + 41C =66C=.58 x 28A = 16.2 A, 15.132A ‹ 16.2A
9.7A X 1.56 = 15.132A, #10 THWN-2 = 35A X 80% (conduit fill) = 28A,Temp adder 22 C
Calculations
INVERTER
4 5
DC
AC
INVERTER
6
DC
AC
2 3
40A
40A
7
80A Fuses
9
Supply
Side tap
6
EQUIPMENT SCHEDULE
1
3
2
TAG DESCRIPTION
PV MODULE
PV ARRAY
J-BOX
PART NUMBER
LG 350 W
24 MODULES X 2
NOTES
MATED WITH SOLAR EDGE P370 OPTIMIZERS
TWO STRINGS OF 12 X 2
WET LOCATION DOUBLE GANG
4
6
5
7
DC DISCO
INVERTER
AC PANEL
AC DISCO
N/A
SOLAR EDGE X 2
CUTLER HAMLER
INTEGRAL TO INVERTER
SE7600A-US, UL1741, UL1699B, RAPID SHUTDOWN
100-A
100-A SERVICE-RATED, UTILITY READILY ACCESSIBLE,VISIBLE OPEN, LOCKABLE AND LABELED: PV AC DISCONNECT #1
8
9
SERVICE PANEL
AC DISCO
GE
240 VAC, 200A MAIN, 200A BUS
100-A SERVICE-RATED, UTILITY READILY ACCESSIBLE,VISIBLE OPEN, LOCKABLE AND LABELED: PV AC DISCONNECT #2
10
M
SERVICE PANEL
METER
GE 240 VAC, 200A MAIN, 200A BUS
240V, 200A
07/23/18
GROUNDING NOTES:
1. Modules grounded together
with UNIRAC ETL listed top
mount grounding clamps.
2. Each module row connected
to EGC with Tyco listed
grounding device.
3.Module mounting rails are
NOT grounded.
4. Grounded per 2017 NEC
PV MODULE RATINGS (STC)
MAX POWER-POINT CURRENT (IMP)
MAX POWER-POINT VOLTAGE (VMP)
OPEN-CIRCUIT VOLTAGE (VOC)
SHORT-CIRCUIT CURRENT (ISC)
MAX SERIES FUSE (OCPD)
MAXIMUM POWER (PMAX)
MAX VOLTAGE
VOC TEMP COEFF %/Deg C
MODULE MAKE
MODULE MODEL
LG ELECTRONICS
350 W
9.7
36.1
42.7
10.77
20
350
1000V
-.28
INVERTER RATINGS
MAX DC VOLT RATING
MAX POWER @ 40 DEG C
NOMINAL AC VOLTAGE
MAX AC CURRENT
MAX OCPD RATING
INVERTER MAKE
INVERTER MODEL
SOLAR EDGE
7600TL-US
600 VDC
7400 W AC
240 VDC
32.0 AAC
40 A AC
NOTES:INVERTER/DC DISCO:
WARNING
ELECTRIC SHOCK HAZARD
IF A GROUND FAULT IS INDICATED,
NORMALLY GROUNDED CONDUCTORS MAY
BE UNGROUNDED AND ENERGIZED
DC DISCONNECT
WARNING
ELECTRIC SHOCK HAZARD
DO NOT TOUCH TERMINALS
TERMINALS ON BOTH THE LINE AND
LOAD SIDES MAY BE ENERGIZED IN THE OPEN POSITION
Peak Power: 16.8 KW DC
Max Power Voltage: 350 V DC
Max Power Current: 9.7 A DC
Max Open Circuit Voltage: 500 V
Short Circuit Current: 10.77 A
SERVICE PANEL:
WARNING: DUAL POWER SOURCES
SECOND SOURCE IS PHOTOVOLTAIC
SYSTEM
WARNING INVERTER OUTPUT CONNECTION
DO NOT RELOCATE THIS OVERCURRENT DEVICE
AC DISCO:
NET METER HOUSING:
PHOTOVOLTAIC
SYSTEM
CONNECTED
Raised relief stamped in all-weather aluminum strip
PRODUCTION METER
( PER XCEL ENERGY STANDARD SECTION 4.14.4)
2695 DAVOS TRAIL
PV PRODUCTION METER
SOLAR DISCONNECT
WARNING
ELECTRIC SHOCK HAZARD
DO NOT TOUCH TERMINALS. TERMINALS
ON BOTH THE LINE AND LOAD SIDES
MAY BE ENERGIZED IN THE OPEN POSITION
LABELS (PER 2015 IFC 605.11.1
2017 AND NEC)
CONDUIT AND ENCLOSURES (PER 2015 IFC 5.11.1):
WARNING: PHOTOVOLTAIC POWER SOURCE
Carol & Michael Phillips
2696 Davos Trail
Vail, Colorado 81657
16.8 KW SOLAR PV SYSTEM
FLUSH MOUNTED TO ROOF
DATE: 6/21/2017 REV A SHEET 2 OF 2
722 Iowa Street
Golden, CO 80403
303 903-9119
DRAWN BY BKS CHECKED BY WVP
07/23/18
20”
16.8 kW PHOTOVOLTAIC (PV) SOLAR SYSTEM
48 350-WATT LG ELECTRONICS SOLAR PANELS
FLUSH-MOUNTED on SOUTHEAST-FACING ROOF AREAS
Carol & Michael Phillips
2696 Davos Trail
Vail, Colorado 81657
Garage Roof
House Roof 36”
56”
24”
80”
36”
36”
36”
07/23/18