HomeMy WebLinkAboutPLANS - 22-00340 - Jody Rawling Meter 2COVER SHEET
PHOTOVOLTAIC ROOF MOUNT SYSTEM
217 N 2ND E, REXBURG, ID 83440 USA
REV
SHEET NAME
SHEET NUMBER
DATEDESCRIPTION
VERSION
PV-0
PROJECT NAME
UR05/08/2022INITIAL RELEASE
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SHEET SIZE
ANSI B
11" X 17"
HORIZON PWR SC LLC
237 N 2ND E SUITE 202 ,
REXBURG ID,83440 USA
CSLB # :RCE-56878
TEL: (888) 468-7180
Email: permitting@horizonpwr.com
SYSTEM SUMMARY:
ROOF TYPE: - COMP SHINGLE
ROOF FRAME: - 2"X4" TRUSSES @ 24" O.C.
NUMBER OF LAYERS: - 01
STORY: - ONE STORY
SNOW LOAD : - 50 PSF
WIND SPEED :- 105 MPH
WIND EXPOSURE:- B
EXPOSURE CATEGORY:- II
DESIGN CRITERIA:
PROJECT SITE
2 VICINITY MAP
SCALE: NTSPV-0
1 AERIAL PHOTO
SCALE: NTSPV-0
ARRAY LOCATIONS
PV-0 COVER SHEET
PV-1 SITE PLAN WITH ROOF PLAN
PV-2 ROOF PLAN WITH MODULES
PV-3 ATTACHMENT DETAILS
PV-4 BRANCH LAYOUT
PV-5 ELECTRICAL LINE DIAGRAM
PV-6 ELECTRICAL CALCULATION
PV-7 PLACARDS & WARNING LABELS
PV-8 ADDITIONAL NOTES
PV-9+EQUIPMENT SPEC SHEETS
SHEET INDEX
(N) 12 - HANWHA Q CELLS Q.PEAK DUO BLK ML-G10+ (400W) MODULES
(N) 12 - ENPHASE ENERGY IQ7A-72-2-US MICRO-INVERTERS
(N) JUNCTION BOX
(E) 200A MAIN SERVICE PANEL WITH (E) 200A MAIN BREAKER
(N) 30A NON-FUSED AC DISCONNECT
(N) PRODUCTION METER
(N) ENPHASE IQ COMBINER BOX 3
12 MODULES-ROOF MOUNTED - 4.80 kWDC, 3.48 kWAC
GENERAL NOTES
·THE CONTRACTOR/INSTALLER OF THE SOLAR PV SYSTEM
OVER EXISTING ROOF SHALL CONFORM TO OSHA
REQUIREMENTS DURING THE CONSTRUCTION PHASE. JOB
SAFETY AND CONSTRUCTION PROCEDURES ARE THE SOLE
RESPONSIBILITY OF THE CONTRACTOR/INSTALLER.
·REFER TO ELECTRICAL DRAWING PV-5 FOR PANEL DETAILED
INFORMATION.
·IN CASE OF CONFLICT BETWEEN STRUCTURAL DRAWINGS
AND ELECTRICAL DRAWINGS, THE MOST RIGID
REQUIREMENTS SHALL GOVERN.
·THE CONTRACTOR/INSTALLER SHALL VERIFY ALL EXISTING
BUILDING INFORMATION SHOWN (DIMENSIONS, ROOF TOP
PROJECTIONS, ETC.) AND NOTIFY THE ENGINEER OF ANY
DISCREPANCIES PRIOR TO INSTALLATIONS OF PV SYSTEM.
·THE CONTRACTOR/INSTALLER SHALL VERIFY AND
COORDINATE EXISTING OPENINGS, ROOF TOP UNITS, VENT
PIPES, ETC. SHOWN ON DRAWINGS. IF THERE IS A
DISCREPANCY BETWEEN DRAWINGS, IT IS THE
CONTRACTORS/INSTALLER'S RESPONSIBILITY TO NOTIFY
ENGINEER PRIOR TO PERFORMING THE WORK.
·ALL CONSTRUCTION IS TO BE PERFORMED IN STRICT
CONFORMANCE WITH ALL APPLICABLE TOWN, COUNTY &
STATE REGULATIONS AND/OR ANY OTHER GOVERNING
BODIES.
· DO NOT SCALE THESE DRAWINGS, USE DIMENSIONS.
CONTRACTOR MUST CONDUCT ROOF SURVEY TO VERIFY
DIMENSIONS SHOWN ON PLAN PRIOR TO INSTALLATION. IF
THERE IS A DISCREPANCY IT IS CONTRACTOR/INSTALLER'S
RESPONSIBILITY TO NOTIFY THE ENGINEER IMMEDIATELY.
·LOCATED IN AREAS NOT REQUIRING PLACEMENT OF GROUND
LADDERS OVER OPENINGS SUCH AS DOORS OR WINDOWS.
·LOCATED AT STRONG POINTS OF BUILDING CONSTRUCTION
IN LOCATIONS WHERE ACCESS POINT DOES NOT CONFLICT
WITH OVERHEAD OBSTRUCTIONS SUCH AS TREE LIMBS,
WIRES, OR SIGNS.
·DISCONNECT MEANS MUST HAVE DEDICATED CLEAR
UNOBSTRUCTED WORKING SPACE NOT LESS THAN 3' DEEP
BY 2.5' WIDE TO NOT LESS THAN 6.5' ABOVE WALKABLE
SURFACES IN FRONT OF DISTRIBUTION PANEL.
·ALL SOLAR MODULES, EQUIPMENT, AND METALLIC
COMPONENTS TO BE BONDED.
·PV ARRAY NOT TO EXCEED HIGHEST POINT OF THE ROOF.
·RAPID SHUTDOWN IS ACTIVED AT THE INVERTER BY THE AC
DISCONNECT.
GOVERNING CODES:
2017 NATIONAL ELECTRICAL CODE (NEC)
2018 INTERNATIONAL BUILDING CODE (IBC)
2018 INTERNATIONAL RESIDENTIAL CODE (IRC)
2018 INTERNATIONAL FIRE CODE (IFC)
2018 INTERNATIONAL MECHANICAL CODE (IMC)
2018 INTERNATIONAL ENERGY CONSERVATION CODE (IECC)
MSP
UMACDPVMCB
JB
~1
7
2
.
3
7
'
~111.85'
~1
8
5
.
2
1
'
~99.01'~20
.
1
6
'
19'-0"21
'
-
0
"
10
1
'
-
1
1
"
25'-0"MSP
UMACDPVMCB
JB
SITE PLAN WITH ROOF PLAN
REV
SHEET NAME
SHEET NUMBER
DATEDESCRIPTION
VERSION
PV-1
PROJECT NAME
UR05/08/2022INITIAL RELEASE
JO
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SHEET SIZE
ANSI B
11" X 17"
HORIZON PWR SC LLC
237 N 2ND E SUITE 202 ,
REXBURG ID,83440 USA
CSLB # :RCE-56878
TEL: (888) 468-7180
Email: permitting@horizonpwr.com
SITE PLAN WITH
ROOF PLAN
1 SCALE: 1/32" = 1'-0"
ROOF ACCESS POINT SHALL BE LOCATED IN AREAS THAT DO NOT REQUIRE THE
PLACEMENT OF GROUND LADDERS OVER OPENINGS SUCH AS WINDOWS OR
DOORS, AND LOCATED AT STRONG POINTS OF BUILDING CONSTRUCTION IN
LOCATIONS WHERE THE ACCESS POINT DOES NOT CONFLICT WITH OVERHEAD
OBSTRUCTIONS SUCH AS TREE LIMBS, WIRES OR SIGNS.
ENLARGE VIEW1ASCALE: 1/32" = 1'-0"
(N) 3/4" OR GREATER EMT
CONDUIT RUN( 7/8"
THROUGH THE ATTIC)
(N) JUNCTION BOX
(E) UTILITY METER
(N) PRODUCTION METER
(N) 30A NON-FUSED AC DISCONNECT
(N) ENPHASE IQ COMBINER BOX 3
(E) 200A MAIN SERVICE PANEL
WITH (E) 200A MAIN BREAKER
ENLARGE VIEW 1A
PROPERTY LINE
PR
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PROPERTY LINE
(E) TREES (TYP.)ONE- STORY
HOUSE
EXISTING
DRIVEWAY
N 2ND E
ROOF #1
(12) HANWHA Q CELLS Q.PEAK DUO
BLK ML-G10+ (400W) MODULES
ROOF ACCESS POINT
EXISTING
PARKING
MSP
UMACDPVMCB
JB
14
'
-
0
"
6'
-
2
"
11
'
-
4
"
7'-11"42'-0"26'-4"
REV
SHEET NAME
SHEET NUMBER
DATEDESCRIPTION
VERSION
PV-2
PROJECT NAME
UR05/08/2022INITIAL RELEASE
JO
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SHEET SIZE
ANSI B
11" X 17"
HORIZON PWR SC LLC
237 N 2ND E SUITE 202 ,
REXBURG ID,83440 USA
CSLB # :RCE-56878
TEL: (888) 468-7180
Email: permitting@horizonpwr.com
ROOF PLAN WITH
MODULES
ROOF PLAN WITH MODULES
SCALE: 3/32" = 1'-0"1
74.0"
41
.
1
"
PHOTOVOLTAIC MODULES
HANWHA Q CELLS Q.PEAK DUO BLK
ML-G10+ (400W)
MODULE TYPE, DIMENSIONS & WEIGHT
NUMBER OF MODULES = 12 MODULES
MODULE TYPE = HANWHA Q CELLS Q.PEAK DUO BLK ML-G10+ (400W) MODULES
MODULE WEIGHT = 48.5 LBS / 22.0 KG.
MODULE DIMENSIONS = 74.0"X 41.1" = 21.12 SF
UNIT WEIGHT OF ARRAY = 2.30 PSF
· PLUMBING VENTS, SKYLIGHTS AND MECHANICAL VENTS SHALL
NOT BE COVERED, MOVED, RE-ROUTED OR RE-LOCATED.
ALL ELECTRICAL EQUIPMENT, INVERTERS, DISCONNECTS,
MAIN SERVICE PANELS, ETC. SHALL NOT BE INSTALLED
WITHIN 3’ OF THE GAS METERS SUPPLY OR DEMAND PIPING.
NOTE: ACTUAL ROOF CONDITIONS AND TRUSSES
(OR SEAM) LOCATIONS MAY VARY. INSTALL PER
MANUFACTURER(S) INSTALLATION GUIDELINES
AND ENGINEERED SPANS FOR ATTACHMENTS
LEGEND
- UTILITY METER
MSP - MAIN SERVICE PANEL
- AC DISCONNECT
- JUNCTION BOX
- ENPHASE IQ
COMBINER BOX 3
- VENT, ATTIC FAN
(ROOF OBSTRUCTION)
- ROOF ATTACHMENT
- TRUSSES
- CONDUIT
- FIRE PATHWAY
- CHIMNEY
- PRODUCTION METER
UM
ACD
CB
JB
PVM
(E) COMP SHINGLE ROOF (TYP.)
(N) (23) IRONRIDGE FLASHFOOT2
ATTACHMENTS SPACED AT 48" O.C.
(E) UTILITY METER
(N) PRODUCTION METER
(N) 30A NON-FUSED AC DISCONNECT
(N) ENPHASE IQ COMBINER BOX 3
(E) CHIMNEY (TYP.)
(N) JUNCTION BOX
(N) 3/4" OR GREATER EMT CONDUIT
RUN( 7/8" ABOVE THE ROOF)
ARRAY AREA & ROOF AREA CALC'S
ROOF # OF
MODULES
ARRAY
AREA
(Sq. Ft.)
ROOF
AREA
(Sq. Ft.)
ROOF
AREA
COVERED BY
ARRAY (%)
#1 12 253.45 2256.32 11.23
ROOF DESCRIPTION
ROOF TYPE COMP SHINGLE ROOF
ROOF ROOF
TILT AZIMUTH TRUSSES
SIZE
TRUSSES
SPACING
#1 20°180°2"x4"24" O.C.
ROOF #1
(12) HANWHA Q CELLS Q.PEAK DUO
BLK ML-G10+ (400W) MODULES
N 2ND E
FRONT YARD
REAR YARD
ROOF #1
TILT - 20°
AZIMUTH - 180°
18" FIRE PATHWAY
18" FIRE PATHWAY
36
"
F
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P
A
T
H
W
A
Y
36
"
F
I
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P
A
T
H
W
A
Y
(E) 200A MAIN SERVICE PANEL
WITH (E) 200A MAIN BREAKER
(N) IRONRIDGE XR 100 RAIL
(E) 2"X4" TRUSSES @ 24" O.C. (TYP.)
BILL OF MATERIALS
EQUIPMENT QTY DESCRIPTION
RAIL 06 IRONRIDGE XR 100 RAIL
SPLICE 04 XR-BONDED SPLICE
MID CLAMP 22 IRONRIDGE MID CLAMP-UFO
END CLAMP 04 IRONRIDGE END CLAMP-STOPPER
SLEEVES
ATTACHMENT 23 IRONRIDGE FLASHFOOT2
GROUNDING LUG 1 XR-LUG
REV
SHEET NAME
SHEET NUMBER
DATEDESCRIPTION
VERSION
PV-3
PROJECT NAME
UR05/08/2022INITIAL RELEASE
JO
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21
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SHEET SIZE
ANSI B
11" X 17"
HORIZON PWR SC LLC
237 N 2ND E SUITE 202 ,
REXBURG ID,83440 USA
CSLB # :RCE-56878
TEL: (888) 468-7180
Email: permitting@horizonpwr.com
ATTACHMENT
DETAIL
ATTACHMENT DETAIL
SCALE: NTS1
ATTACHMENT DETAIL (ENLARGED VIEW)
SCALE: NTS2
NOTE: ACTUAL ROOF CONDITIONS AND TRUSSES (OR SEAM)
LOCATIONS MAY VARY. INSTALL PER MANUFACTURER(S)
INSTALLATION GUIDELINES AND ENGINEERED SPANS FOR
ATTACHMENTS
ENLARGED VIEW
PV MODULE
2"x4" TRUSS
E
S
@ 24" O.C
(E) COMP SHINGLE ROOF
IRONRIDGE INTEGRATED
GOUNDING & END/MID CLAMP
ALUMN. "L" BRACKET
W/3/8" SS BOLT & NUT
IRONRIDGE FLASHFOOT2
ATTACHMENTS
(E) 2"x4" TRUSSES @ 24" O.C
5/16"x3.5" SS LAG BOLT WITH
MIN 212" THREAD EMBEDMENT,
SEALED PENETRATION
PV MODULES
(E) COMP SHINGLE ROOF
IRONRIDGE XR 100 RAIL
2.5" MI
N
.
EMBED
M
E
N
T
ROOF / DECK MEMBRANE
REV
SHEET NAME
SHEET NUMBER
DATEDESCRIPTION
VERSION
PV-4
PROJECT NAME
UR05/08/2022INITIAL RELEASE
JO
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SHEET SIZE
ANSI B
11" X 17"
HORIZON PWR SC LLC
237 N 2ND E SUITE 202 ,
REXBURG ID,83440 USA
CSLB # :RCE-56878
TEL: (888) 468-7180
Email: permitting@horizonpwr.com
BRANCH LAYOUT
SCALE: 1/8" = 1'-0"1
BRANCH LAYOUT
(12) HANWHA Q CELLS Q.PEAK DUO BLK ML-G10+ (400W) MODULES
(12) ENPHASE ENERGY IQ7A-72-2-US MICRO-INVERTERS
(02) BRANCHES OF 06 MODULES CONNECTED IN PARALLEL
3'
-
0
"
36" FIRE PATHWAY
18
"
18" FIRE PATHWAY
36
"
F
I
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P
A
T
H
W
A
Y
36
"
F
I
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P
A
T
H
W
A
Y
18" FIRE PATHWAY
18" FIRE PATHWAY
ROOF #1
(12) HANWHA Q CELLS Q.PEAK DUO
BLK ML-G10+ (400W) MODULES
(12) ENPHASE ENERGY IQ7A-72-2-US
MICRO-INVERTERS
BRANCH #2
N 2ND E
FRONT YARD
REAR YARD
BRANCH #1
REV
SHEET NAME
SHEET NUMBER
DATEDESCRIPTION
VERSION
PV-5
PROJECT NAME
UR05/08/2022INITIAL RELEASE
JO
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SHEET SIZE
ANSI B
11" X 17"
HORIZON PWR SC LLC
237 N 2ND E SUITE 202 ,
REXBURG ID,83440 USA
CSLB # :RCE-56878
TEL: (888) 468-7180
Email: permitting@horizonpwr.com
ELECTRICAL LINE
DIAGRAM
ELECTRICAL LINE DIAGRAM
SCALE: NTS1
UTILITY PROVIDER:
MAIN SERVICE VOLTAGE:
MAIN PANEL BRAND:
MAIN SERVICE PANEL:
MAIN CIRCUIT BREAKER RATING:
MAIN SERVICE LOCATION:
SERVICE FEED SOURCE:
PACIFICCORP.
240V
GENERAL ELECTRIC
(E) 200 A
(E) 200 A
NORTH
SERVICE INFO.
OVERHEAD
BILL OF MATERIALS
EQUIPMENT QTY DESCRIPTION
SOLAR PV MODULE 12 HANWHA Q CELLS Q.PEAK DUO BLK ML-G10+ (400W) MODULES
INVERTER 12 ENPHASE ENERGY IQ7A-72-2-US MICRO-INVERTERS
JUNCTION BOX 1 600V, 55A MAX, 4 INPUTS, MOUNTED ON ROOF FOR WIRE & CONDUIT TRANSITION
COMBINER BOX 1 ENPHASE IQ COMBINER 3, X-IQ-AM1-240-3
AC DISCONNECT 1 30A NON-FUSED, AC DISCONNECT 240VAC, NEMA 3R, UL LISTED
PV METER 1 PRODUCTION METER
(E) 200A MAIN SERVICE PANEL WITH
(E) 200A MAIN BREAKER (TOP FED)L
EXISTING
GROUNDING
SYSTEM
200A
BI-DIRECTIONAL
UTILITY METER
1-PHASE, 3-W,
120V/240V, 60Hz
12 MODULES X 1.45A= 17.40 A
17.40A X 1.25 = 21.75 A
(3) #10 AWG THWN
(1) #8 AWG THWN GND
IN 3/4" EMT CONDUIT RUN
G
(N) AC DISCONNECT
30A NON-FUSED,
240 VAC
(12) HANWHA Q CELLS Q.PEAK DUO BLK ML-G10+ (400W) MODULES
(12) ENPHASE ENERGY IQ7A-72-2-US MICRO-INVERTERS
(02) BRANCHES OF 06 MODULES CONNECTED IN PARALLEL
SYSTEM SIZE:- 12 x 400W = 4.80 kWDC
SYSTEM SIZE:- 12 x 290W = 3.48 kWAC
M
(N) PV METER
(N) 30A PV BREAKER
30A
INTERCONNECTION
120% RULE - NEC 705.12(B)(2)(3)(b)
UTILITY FEED + SOLAR BACKFEED
200A + 30A = 230A
BUSS RATING x 120%
200A x 120% = 240A
NOTE: TANDEM EXISTING BREAKERS TO
MAKE ROOM FOR NEW PV BREAKER
TERMINATOR CAP ON LAST CABLE
CONNECTOR AC TRUNK CABLE (TYP)
06 MICRO-INVERTERS IN BRANCH CIRCUIT #2
06 MICRO-INVERTERS IN BRANCH CIRCUIT #1
G
(4) #10 AWG THWN-2
(1) #8 AWG THWN-2 GND
IN 3/4" EMT CONDUIT RUN
JUNCTION BOX
G
ENVOY
MICRO-INVERTER
20A
10A
20A
(2) Q-CABLE
(1) #6 BARE CU GND
(N) ENPHASE IQ COMBINER 3,
X-IQ-AM1-240-3
REV
SHEET NAME
SHEET NUMBER
DATEDESCRIPTION
VERSION
PV-6
PROJECT NAME
UR05/08/2022INITIAL RELEASE
JO
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SHEET SIZE
ANSI B
11" X 17"
HORIZON PWR SC LLC
237 N 2ND E SUITE 202 ,
REXBURG ID,83440 USA
CSLB # :RCE-56878
TEL: (888) 468-7180
Email: permitting@horizonpwr.com
ELECTRICAL
CALCULATION
SOLAR MODULE SPECIFICATIONS
MANUFACTURER / MODEL #HANWHA Q CELLS Q.PEAK DUO BLK
ML-G10+ (400W) MODULES
VMP 37.13
IMP 10.77
VOC 45.20
ISC 11.14
MODULE DIMENSION 74.0"L x 41.1"W x 1.57"D (In Inch)
INVERTER SPECIFICATIONS
MANUFACTURER / MODEL #ENPHASE ENERGY IQ7A-72-2-US
NOMINAL OUTPUT VOLTAGE 240 VAC
NOMINAL OUTPUT CURRENT 1.45A
AMBIENT TEMPERATURE SPECS
WEATHER STATION: IDAHO FALLS FANNING FIELD
RECORD LOW TEMP -26°
AMBIENT TEMP (HIGH TEMP 2%)33°
CONDUIT HEIGHT 0.9"
ROOF TOP TEMP 33°
CONDUCTOR TEMPERATURE RATE (ON ROOF)90°
CONDUCTOR TEMPERATURE RATE (OFF ROOF)75°
MODULE TEMPERATURE COEFFICIENT OF Voc -0.29%/°C
PERCENT OF VALUES NUMBER OF CURRENT
CARRYING CONDUCTORS IN EMT
.80 4-6
.70 7-9
.50 10-20
ELECTRICAL NOTES
1.) ALL EQUIPMENT TO BE LISTED BY UL OR OTHER NRTL, AND LABELED FOR ITS APPLICATION.
2.) ALL CONDUCTORS SHALL BE COPPER, RATED FOR 600 V AND 90 & 75 DEGREE C WET ENVIRONMENT.
3.) WIRING, CONDUIT, AND RACEWAYS MOUNTED ON ROOFTOPS SHALL BE ROUTED DIRECTLY TO, AND LOCATED AS CLOSE AS POSSIBLE TO THE NEAREST RIDGE, HIP, OR VALLEY.
4.) WORKING CLEARANCES AROUND ALL NEW AND EXISTING ELECTRICAL EQUIPMENT SHALL COMPLY WITH NEC 110.26.
5.) DRAWINGS INDICATE THE GENERAL ARRANGEMENT OF SYSTEMS. CONTRACTOR SHALL FURNISH ALL NECESSARY OUTLETS, SUPPORTS, FITTINGS AND ACCESSORIES TO FULFILL
APPLICABLE CODES AND STANDARDS.
6.) WHERE SIZES OF JUNCTION BOXES, RACEWAYS, AND CONDUITS ARE NOT SPECIFIED, THE CONTRACTOR SHALL SIZE THEM ACCORDINGLY.
7.) ALL WIRE TERMINATIONS SHALL BE APPROPRIATELY LABELED AND READILY VISIBLE.
8.) MODULE GROUNDING CLIPS TO BE INSTALLED BETWEEN MODULE FRAME AND MODULE SUPPORT RAIL, PER THE GROUNDING CLIP MANUFACTURER'S INSTRUCTION.
9.) MODULE SUPPORT RAIL TO BE BONDED TO CONTINUOUS COPPER G.E.C. VIA WEEB LUG OR ILSCO GBL-4DBT LAY-IN LUG.
10.) THE POLARITY OF THE GROUNDED CONDUCTORS IS NEGATIVE
AC CONDUCTOR AMPACITY CALCULATIONS:
FROM JUNCTION BOX TO COMBINER BOX:
AMBIENT TEMPERATURE ADJUSTMENT FOR EXPOSED CONDUIT
EXPECTED WIRE TEMP (°C): 33°
TEMP CORRECTION PER TABLE 310.15(B)(2)(a): 0.96
# OF CURRENT CARRYING CONDUCTORS: 4
CONDUIT FILL CORRECTION PER NEC 310.15(B)(3)(a): 0.8
CIRCUIT CONDUCTOR SIZE: 10 AWG
CIRCUIT CONDUCTOR AMPACITY: 40A
REQUIRED CIRCUIT CONDUCTOR AMPACITY PER NEC 690.8(A&B):
1.25 X # MICRO-INVERTERS (MAX. BRANCH LENGTH) X MAX OUTPUT
CURRENT
1.25 X 06 X 1.45A = 10.88A
DERATED AMPACITY OF CIRCUIT CONDUCTOR PER NEC TABLE
310.15(B)(2)(a)
TEMP CORR. PER NEC TABLE 310.15(B)(2)(a) X
CONDUIT FILL CORR. PER NEC 310.15(B)(3)(a) X
CIRCUIT CONDUCTOR AMPACITY =
0.96 X0.8X 40 = 30.72A
AC CONDUCTOR AMPACITY CALCULATIONS:
FROM COMBINER BOX TO INTERCONNECTION:
# OF INVERTERS: 12
EXPECTED WIRE TEMP (°C): 33°
TEMP CORRECTION PER TABLE 310.15(B)(2)(a): 0.94
# OF CURRENT CARRYING CONDUCTORS: 3
CONDUIT FILL PER NEC 310.15(B)(3)(a): 1.0
CIRCUIT CONDUCTOR SIZE:10 AWG
CIRCUIT CONDUCTOR AMPACITY: 35 A
REQUIRED CIRCUIT CONDUCTOR AMPACITY PER NEC 690.8(B):
1.25 X # MICRO-INVERTERS X MAX OUTPUT CURRENT =
1.25 X 1.45 X 12 = 21.75A
DERATED AMPACITY OF CIRCUIT CONDUCTORS PER NEC TABLE 310.16:
TEMP CORR. PER NEC TABLE 310.15(B)(2)(a) X
CONDUIT FILL CORR. PER NEC 310.15(B)(3)(a) X
CIRCUIT CONDUCTOR AMPACITY =
0.94 X 1.0 X 35= 32.9A
RESULT SHOULD BE GREATER THAN (10.88A) OTHERWISE LESS THE
ENTRY FOR CIRCUIT CONDUCTOR SIZE AND AMPACITY
RESULT SHOULD BE GREATER THAN (21.75A) OTHERWISE LESS THE
ENTRY FOR CIRCUIT CONDUCTOR SIZE AND AMPACITY
ELECTRICAL CALCULATION
SCALE: NTS1
REV
SHEET NAME
SHEET NUMBER
DATEDESCRIPTION
VERSION
PV-7
PROJECT NAME
UR05/08/2022INITIAL RELEASE
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SHEET SIZE
ANSI B
11" X 17"
HORIZON PWR SC LLC
237 N 2ND E SUITE 202 ,
REXBURG ID,83440 USA
CSLB # :RCE-56878
TEL: (888) 468-7180
Email: permitting@horizonpwr.com
WARNING LABELS &
PLACARD
CAUTION !
POWER TO THIS BUILDING IS ALSO SUPPLIED FROM THE
FOLLOWING SOURCES WITH DISCONNECTS LOCATED AS SHOWN
AT:MAIN SERVICE PANEL & UTILITY METER, AC
DISCONNECT & COMBINER BOX, PRODUCTION METER
(N) PV MODULES
WARNING
POWER SOURCE OUTPUT
CONNECTION
DO NOT RELOCATE THIS
OVERCURRENT DEVICE
LABEL LOCATION:
AC DISCONNECT & INVERTER
(PER CODE: NEC690.54)
PHOTOVOLTAIC SYSTEM AC DISCONNECT
RATED AC OPERATING CURRENT 17.4 AMPS
AC NOMINAL OPERATING VOLTAGE 240 VOLTS
LABEL LOCATION:
SERVICE PANEL IF SUM OF BREAKERS EXCEEDS
PANEL RATING
(PER CODE: NEC 705.12 (B)(2)(3)(b)
LABEL LOCATION:
AC & DC DISCONNECT AND SUB PANEL
(PER CODE: NEC 690.13(B))
WARNING:PHOTOVOLTAIC
POWER SOURCE
LABEL LOCATION:
EMT / CONDUIT RACEWAYS
(PER CODE: NEC 690.31(G)(3)
TERMINALS ON THE LINE AND LOAD
SIDES MAY BE ENERGIZED IN THE
OPEN POSITION
WARNING
ELECTRIC SHOCK HAZARD
!
LABEL LOCATION:
MAIN SERVICE PANEL & NET METER
(PER CODE: NEC 705.12(D)(3), NEC
705.12(B)(3-4) & NEC 690.59)
MAIN PHOTOVOLTAIC
SYSTEM DISCONNECT
LABEL LOCATION:
MAIN SERVICE DISCONNECT / UTILITY METER
(PER CODE: NEC 690.13(B))
LABEL LOCATION:
AC DISCONNECT, DC DISCONNECT, POINT OF
INTERCONNECTION
(PER CODE: 605.11.3.1(1) & 690.56(C)(1)(a))
WARNING DUAL POWER SOURCE
SECOND SOURCE IS PHOTOVOLTAIC SYSTEM
!
SOLAR PV SYSTEM EQUIPPED
WITH RAPID SHUTDOWN
TURN RAPID
SHUTDOWN SWITCH
TO THE "OFF" POSITION
TO SHUTDOWN PV
SYSTEM AND REDUCE
SHOCK HAZARD IN
ARRAY
SOLAR ELECTRIC
PV PANELS
PHOTOVOLTAIC
AC DISCONNECT
LABEL LOCATION:
AC DISCONNECT
NEC 690.13(B)
RAPID SHUTDOWN SWITCH
FOR SOLAR PV SYSTEM
LABEL LOCATION:
RAPID SHUTDOWN
(PER CODE: NEC 690.56(C)(3)
!
(N) PRODUCTION METER
(E) UTILITY METER
(N) AC NON-FUSED DISCONNECT(E) 200A MAIN SERVICE PANEL
WITH (E) 200A MAIN BREAKER
(N) COMBINER BOX 3
217 N 2ND E
SOLAR METER
PARALLEL
GENERATION ON
SITE
LOCATION: NEXT TO AC DISCONNECT
3"
4.5"
MANUAL
DISCONNECT
FOR PARALLEL
GENERATION
4"
2"
LOCATION: NEXT TO METER
REV
SHEET NAME
SHEET NUMBER
DATEDESCRIPTION
VERSION
PV-8
PROJECT NAME
UR05/08/2022INITIAL RELEASE
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SHEET SIZE
ANSI B
11" X 17"
HORIZON PWR SC LLC
237 N 2ND E SUITE 202 ,
REXBURG ID,83440 USA
CSLB # :RCE-56878
TEL: (888) 468-7180
Email: permitting@horizonpwr.com
ADDITIONAL NOTES
1.EACH MODULE TO BE GROUNDED USING THE SUPPLIED CONNECTION POINT PER
MANUFACTURER'S REQUIREMENTS. ALL SOLAR MODULES, EQUIPMENT, AND
METALLIC COMPONENTS ARE TO BE BONDED. IF THE EXISTING GROUNDING
ELECTRODE SYSTEM CAN NOT BE VERIFIED OR IS ONLY METALLIC WATER PIPING,
IT IS THE CONTRACTOR'S RESPONSIBILITY TO INSTALL A SUPPLEMENTAL
GROUNDING ELECTRODE.
2.ALL PLAQUES AND SIGNAGE REQUIRED BY THE LATEST EDITION OF NATIONAL
ELECTRICAL CODE. LABEL SHALL BE METALLIC OR PLASTIC, ENGRAVED OR
MACHINE PRINTED IN A CONTRASTING COLOR TO THE PLAQUE. PLAQUE SHALL
BE UV RESISTANT IF EXPOSED TO SUNLIGHT.
3.AC CONDUCTORS SHALL BE RUN IN EMT AND SHALL BE LABELED, "CAUTION AC
CIRCUIT" OR EQUIV. EVERY 5 FT.
4.EXPOSED NON-CURRENT CARRYING METAL PARTS OF ELECTRICAL EQUIPMENT
SHALL BE GROUNDED IN ACCORDANCE WITH 250.134 OR 250.136(A).
5.CONFIRM LINE SIDE VOLTAGE AT ELECTRIC UTILITY SERVICE PRIOR TO
CONNECTING INVERTER. VERIFY SERVICE VOLTAGE IS WITHIN INVERTER
VOLTAGE OPERATIONAL RANGE.
6.OUTDOOR EQUIPMENT SHALL BE NEMA-3R RATED OR BETTER.
7.ELECTRICAL CONTRACTOR TO PROVIDE CONDUIT EXPANSION JOINTS AND
ANCHOR CONDUIT RUNS AS REQUIRED PER NEC.
8.ALL WIRING MUST BE PROPERLY SUPPORTED BY DEVICES OR MECHANICAL
MEANS DESIGNED AND LISTED FOR SUCH USE, AND FOR ROOF-MOUNTED
SYSTEMS, WIRING MUST BE PERMANENTLY AND COMPLETELY HELD OFF OF THE
ROOF SURFACE. NEC 110.2 - 110.4 / 300.4
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PV-9
PROJECT NAME
UR05/08/2022INITIAL RELEASE
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SHEET SIZE
ANSI B
11" X 17"
HORIZON PWR SC LLC
237 N 2ND E SUITE 202 ,
REXBURG ID,83440 USA
CSLB # :RCE-56878
TEL: (888) 468-7180
Email: permitting@horizonpwr.com
SPEC SHEETS
REV
SHEET NAME
SHEET NUMBER
DATEDESCRIPTION
VERSION
PV-10
PROJECT NAME
UR05/08/2022INITIAL RELEASE
JO
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21
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SHEET SIZE
ANSI B
11" X 17"
HORIZON PWR SC LLC
237 N 2ND E SUITE 202 ,
REXBURG ID,83440 USA
CSLB # :RCE-56878
TEL: (888) 468-7180
Email: permitting@horizonpwr.com
SPEC SHEETS
REV
SHEET NAME
SHEET NUMBER
DATEDESCRIPTION
VERSION
PV-11
PROJECT NAME
UR05/08/2022INITIAL RELEASE
JO
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SHEET SIZE
ANSI B
11" X 17"
HORIZON PWR SC LLC
237 N 2ND E SUITE 202 ,
REXBURG ID,83440 USA
CSLB # :RCE-56878
TEL: (888) 468-7180
Email: permitting@horizonpwr.com
SPEC SHEETS
REV
SHEET NAME
SHEET NUMBER
DATEDESCRIPTION
VERSION
PV-12
PROJECT NAME
UR05/08/2022INITIAL RELEASE
JO
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21
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SHEET SIZE
ANSI B
11" X 17"
HORIZON PWR SC LLC
237 N 2ND E SUITE 202 ,
REXBURG ID,83440 USA
CSLB # :RCE-56878
TEL: (888) 468-7180
Email: permitting@horizonpwr.com
SPEC SHEETS
REV
SHEET NAME
SHEET NUMBER
DATEDESCRIPTION
VERSION
PV-13
PROJECT NAME
UR05/08/2022INITIAL RELEASE
JO
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21
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N
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SHEET SIZE
ANSI B
11" X 17"
HORIZON PWR SC LLC
237 N 2ND E SUITE 202 ,
REXBURG ID,83440 USA
CSLB # :RCE-56878
TEL: (888) 468-7180
Email: permitting@horizonpwr.com
SPEC SHEETS
REV
SHEET NAME
SHEET NUMBER
DATEDESCRIPTION
VERSION
PV-14
PROJECT NAME
UR05/08/2022INITIAL RELEASE
JO
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21
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SHEET SIZE
ANSI B
11" X 17"
HORIZON PWR SC LLC
237 N 2ND E SUITE 202 ,
REXBURG ID,83440 USA
CSLB # :RCE-56878
TEL: (888) 468-7180
Email: permitting@horizonpwr.com
SPEC SHEETS
REV
SHEET NAME
SHEET NUMBER
DATEDESCRIPTION
VERSION
PV-15
PROJECT NAME
UR05/08/2022INITIAL RELEASE
JO
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21
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N
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SHEET SIZE
ANSI B
11" X 17"
HORIZON PWR SC LLC
237 N 2ND E SUITE 202 ,
REXBURG ID,83440 USA
CSLB # :RCE-56878
TEL: (888) 468-7180
Email: permitting@horizonpwr.com
SPEC SHEETS
REV
SHEET NAME
SHEET NUMBER
DATEDESCRIPTION
VERSION
PV-16
PROJECT NAME
UR05/08/2022INITIAL RELEASE
JO
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21
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N
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SHEET SIZE
ANSI B
11" X 17"
HORIZON PWR SC LLC
237 N 2ND E SUITE 202 ,
REXBURG ID,83440 USA
CSLB # :RCE-56878
TEL: (888) 468-7180
Email: permitting@horizonpwr.com
SPEC SHEETS
REV
SHEET NAME
SHEET NUMBER
DATEDESCRIPTION
VERSION
PV-17
PROJECT NAME
UR05/08/2022INITIAL RELEASE
JO
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21
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N
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SHEET SIZE
ANSI B
11" X 17"
HORIZON PWR SC LLC
237 N 2ND E SUITE 202 ,
REXBURG ID,83440 USA
CSLB # :RCE-56878
TEL: (888) 468-7180
Email: permitting@horizonpwr.com
SPEC SHEETS
REV
SHEET NAME
SHEET NUMBER
DATEDESCRIPTION
VERSION
PV-18
PROJECT NAME
UR05/08/2022INITIAL RELEASE
JO
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21
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N
2
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SHEET SIZE
ANSI B
11" X 17"
HORIZON PWR SC LLC
237 N 2ND E SUITE 202 ,
REXBURG ID,83440 USA
CSLB # :RCE-56878
TEL: (888) 468-7180
Email: permitting@horizonpwr.com
SPEC SHEETS
REV
SHEET NAME
SHEET NUMBER
DATEDESCRIPTION
VERSION
PV-19
PROJECT NAME
UR05/08/2022INITIAL RELEASE
JO
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21
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N
2
N
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SHEET SIZE
ANSI B
11" X 17"
HORIZON PWR SC LLC
237 N 2ND E SUITE 202 ,
REXBURG ID,83440 USA
CSLB # :RCE-56878
TEL: (888) 468-7180
Email: permitting@horizonpwr.com
SPEC SHEETS
REV
SHEET NAME
SHEET NUMBER
DATEDESCRIPTION
VERSION
PV-20
PROJECT NAME
UR05/08/2022INITIAL RELEASE
JO
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SHEET SIZE
ANSI B
11" X 17"
HORIZON PWR SC LLC
237 N 2ND E SUITE 202 ,
REXBURG ID,83440 USA
CSLB # :RCE-56878
TEL: (888) 468-7180
Email: permitting@horizonpwr.com
SPEC SHEETS