HomeMy WebLinkAboutLA202936 - Bryan Lao ENG CAD-min814 E 1475 N
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Solar Professional Engineering Consulting 2022.05.10 admin@lucenteng.co
Everlight Solar
PO Box 930550
Verona, WI 53593
RE: Engineering Services
Lao Residence
9001 179th Street West, Lakeville, MN
4.384 kW System
Solo Job #2163266
To Whom It May Concern,
A. Assumptions from Field Observation provided by Everlight Solar
Roof Roof B
Roof Finish :Asphalt Shingle Asphalt Shingle
Roof Underlayment : OSB OSB
Roof Profile : Gable Gable
Roof Structural System : Metal Plate Trusses Metal Plate Trusses
Truss Top Chord/Setup : 2 x 4 / Fink 2 x 4 / Fink
Chord/Rafter Wood Grade : Spruce-Pine-Fir MSR 1650f-1.5ESpruce-Pine-Fir MSR 1650f-1
Truss/Rafter Spacing : 24'' o.c.24'' o.c.
Roof Slope : 26 deg 26 deg
Max Top Chord/Rafter Span : 6.94 ft 6.94 ft
Bearing Wall Type : Convl Lt-Frame Constr CLFC
Foundation : Permanent Concrete Permanent Concrete
Stories : Two Single
B. Building Design Criteria
Code : 2018 IRC (ASCE 7-16)Risk Category : II
Roof Live Load : 20 psf (0 psf at panels)Occupancy Class : R-3
Ground Snow Load : 50 psf Roof Dead Load : 6.5 psf
Ult Wind Speed : 115 mph PV Dead Load : 3 psf
Exposure Category : C Total Dead Load : 9.5 psf
C. Summary of Existing Structure Results
Roof
- Adaquate to support the additional imposed loads. No structural upgrades are required.
Lucent Engineering, P.C.
May 17, 2022
We have reviewed the following information regarding the solar panel installation for this project. Alterations to
these documents or plans shall not be made without direct written consent of the Engineer of Record.
The following structural design regarding the proposed alterations have been prepared from these assumptions.
The verification of the field observations is the responsibility of the contractor. Prior to commencement of
work, the contractor shall verify the framing sizes, spacings, and spans noted in the sealed plans,
calculations, and/or certification letter and notify the Engineer of Record of any discrepancies.
After review of the field observations and based on our calculations and in accordance with the applicable
building codes and current industry standards, the existing roof structure supporting the proposed
alterations consisting of the solar array has been determined to be:
Concept Approval
ONLY
Subject to Field Inspection
Inspector Date
2020
MN Bldg
Code
06/14/2022dmathews
D. Solar Panel Support Bracket Anchorage
1.
2. Manufacturer's Panel Bracket Connection to Roof Chord/Rafter Member:
Fastener : (1) 5/16'' Lag Screw per Bracket
NDS Withdrawl Value : 205 lbs/inch
Min. Thread Length and Pentration Depth : 2.5''
3.
4.
E. Overall Summary
Sincerely,
Michael Leeper, PE
License No. 56187
Limits of Scope of Work and Liablity
Page 2 of 2
Lao Residence
Should you have any questions regarding this letter or if you require further information, do not hesitate to
contact me.
Considering the existing roof's slope, size, spacing, condition, and calculated loads, the panel bracket
supports shall be placed no greater than 48 in. o/c.
Panel supports connections shall be staggered to distribute load to adjacent trusses.
Solar panels shall be designed, mounted, and installed in accordance with the most recent ''Quickbolt
Manual'', which can be found on the Quickbolt website (http://quickbolt.com).
Based on the information supplied to us at the time of this report, on the evaluation of the existing structure, and
solar array panel bracket connection, it is our opinion that the roof system will adequately support the additional
loads imposed by the solar array. This evaluation conforms to 2018 IRC and current industry standards.
The existing structure is assumed to have been designed and constructed following appropriate codes at the
time of erection and assumed to have appropriated permits. The calculations performed are only for the roof
framing supporting the solar array installation referenced in the stamped plans and were completed according to
generally recognized structural analysis standards and procedures, professional engineering, and design
experience opinions and judgements. Existing deficiencies which are unknown or were not observed during the
time the site observation are not included in this scope of work. All solar panel modules, racking, and mounting
equipment shall be designed and installed per the manufacturer's approved installation specifications. The
Engineer of Record and the engineering consulting firm assume no responsibility for misuse or improper
installation. This analysis is not stamped for water leakage. Framing was determined on information in provided
plans and/or photos, along with engineering judgement. Prior to commencement of work, the contractor shall
verify the framing sizes, spacings, and spans noted in the stamped plans, calculations, and/or certification letter
and notify the Engineer of Record of any discrepancies prior to starting construction. If during solar panel
installation, the roof framing members appear unstable or deflect non-uniformly, our office should be notified
before proceeding with the installation. The contactor shall also verify that there are no damage/deficiencies
(i.e., dry rot, water damage, termite damage, framing member/connection damage, etc.) to framing that was not
addressed in the stamped plans, calculations, and/or certification letter and notify the Engineer of Record of any
concerns prior to starting construction.
Lucent Engineering, P.C.May 17, 2022
05/17/2022
Everlight Solar Construction
7369 Highway 13 W.
Savage, MN 55378
License #: BCC771658
(833) 786-4387 ext. 701
CONTRACTOR INFORMATION:
SITE INFORMATION
Bryan Lao
9001 179th Street West
Lakeville, MN 55044
AC SYSTEM SIZE: 4.384 kW AC
DC SYSTEM SIZE: 5.52 kW DC
Lat, 44.68832
Long, -93.2478737
(16) Mission Solar MSE345SX5T PV MODULES
(8) AP Systems YC600 INVERTER(S)
Dakota Electric
DATE:
May 16, 2022
COVER PAGE - PV01
DRAWN BY: SoloCAD
1.INSTALLATION OF SOLAR PHOTOVOLTAIC SYSTEM SHALL BE IN ACCORDANCE WITH NEC ARTICLE
690, AND ALL OTHER APPLICABLE NEC CODES WHERE NOTED OR EXISTING.
2.PROPER ACCESS AND WORKING CLEARANCE AROUND EXISTING AND PROPOSED ELECTRICAL
EQUIPMENT WILL COMPLY WITH NEC ARTICLE 110.
3.ALL WIRES, INCLUDING THE GROUNDING ELECTRODE CONDUCTOR SHALL BE PROTECTED FROM
PHYSICAL DAMAGE IN ACCORDANCE WITH NEC ARTICLE 250
4.THE PV MODULES ARE CONSIDERED NON-COMBUSTIBLE; THIS SYSTEM IS UTILITY INTERACTIVE PER
UL 1741 AND DOES NOT INCLUDE STORAGE BATTERIES OR OTHER ALTERNATIVE STORAGE SOURCES.
5.ALL DC WIRES SHALL BE SIZED ACCORDING TO [NEC 690.8]
6.DC CONDUCTORS SHALL BE WITHIN PROTECTED RACEWAYS IN ACCORDANCE WITH [NEC 690.31]
7.ALL SIGNAGE TO BE PLACED IN ACCORDANCE WITH LOCAL JURISDICTIONAL BUILDING CODE.
PHOTOVOLTAIC (PV) SYSTEM SPECIFICATIONS
AERIAL VIEW:
OCCUPANCY: R-3
ZONING: RESIDENTIAL
STREET VIEW:
GENERAL NOTES
APPLICABLE GOVERNING CODES SITE SPECIFICATIONS
2020 NEC
2020 MRC
2020 MFC
2020 MBC
EQUIPMENT:
AC SYSTEM SIZE: 4.384 kW AC
DC SYSTEM SIZE: 5.52 kW DC
(16) Mission Solar MSE345SX5T PV MODULES
(8) AP Systems YC600 INVERTER(S)
RACKING: Quickbolt 2 (QB2) - 48" O.C.
PV01 COVER PAGE
PV02 SITE PLAN
PV03 ROOF ATTACHMENTS
PV04 MOUNTING DETAIL
PV05 LINE DIAGRAM
PV06 ELECTRICAL CALCS
PV07 LABELS
PV08 PLACARD
PV09 SITE PHOTOS
SHEET INDEX:
05/17/2022
AC
PV
MSPM
C
JB
JB
Everlight Solar Construction
7369 Highway 13 W.
Savage, MN 55378
License #: BCC771658
(833) 786-4387 ext. 701
CONTRACTOR INFORMATION:
SITE INFORMATION
Bryan Lao
9001 179th Street West
Lakeville, MN 55044
AC SYSTEM SIZE: 4.384 kW AC
DC SYSTEM SIZE: 5.52 kW DC
Lat, 44.68832
Long, -93.2478737
(16) Mission Solar MSE345SX5T PV MODULES
(8) AP Systems YC600 INVERTER(S)
Dakota Electric
DATE:
May 16, 2022
FRONT OF HOME
9001 179th Street West
VISIBLE, LOCKABLE,
LABELED AC DISCONNECT
LOCATED WITHIN 10'
OF UTILITY METER SITE PLAN - PV02
DRAWN BY: SoloCAD
MP1
MP2
ARRAY DETAILS:
MOUNTING PLANE:AZIMUTH:TILT:
MP1 180°26°
MP2 180°26°
EQUIPMENT LEGEND:
INVERTERVISIBLE, LOCKABLE, LABELED
AC DISCONNECT
METER SOCKET
(FOR UTILITY PV METER)
UTILITY METER
MAIN SERVICE PANEL LC LOAD CENTER
FIRE ACCESS PATHWAY (3' TYP)
C
INV
PV
AC
MSP
M
COMBINER BOX
PROPERTY LINE
BATT BATTERY(IES)
SUB SUB PANEL
139'-1"139'-0"
84'-1"
05/17/2022
AC
PV
MSPM
C
JB
JB
EQUIPMENT INFORMATION:ROOF INFO:PHOTOVOLTAIC ARRAY STRUCTURAL CRITERIA:
RAIL MANUFACTURER:IronRidge ROOF TYPE:Asphalt Shingle PV MODULE COUNT:16
RAIL PART NUMBER:XR-10 ROOF FRAMING:Manufactured Truss ARRAY AREA:MODULE COUNT * 19.83 ft² = 317.28
ATTACHMENTS Quickbolt 2 (QB2)RAFTER/TOP CHORD SIZE:2x4 ROOF AREA:2279.133 ft²
ATTACHMENT QTY:34 RAFTER/TOP CHORD SPACING:24"PERCENT OF ROOF COVERED:14%
SPLICE QTY:4 ATTACHMENT SPACING:48''ARRAY WEIGHT:MODULE COUNT * 45 lbs = 720 lbs
MIDCLAMP QTY:24 POINT LOAD:ARRAY LBS/ATTACHMENTS = 21.18
ENDCLAMP QTY:16 DISTRIBUTED LOAD: (lbs/ft²)(ARRAY) WEIGHT/AREA = 2.27 lbs/ft²
Everlight Solar Construction
7369 Highway 13 W.
Savage, MN 55378
License #: BCC771658
(833) 786-4387 ext. 701
CONTRACTOR INFORMATION:
SITE INFORMATION
Bryan Lao
9001 179th Street West
Lakeville, MN 55044
AC SYSTEM SIZE: 4.384 kW AC
DC SYSTEM SIZE: 5.52 kW DC
Lat, 44.68832
Long, -93.2478737
(16) Mission Solar MSE345SX5T PV MODULES
(8) AP Systems YC600 INVERTER(S)
Dakota Electric
DATE:
May 16, 2022
ROOF ATTACHMENTS - PV03
DRAWN BY: SoloCAD
3'-0"TYP
3'-0"TYP
05/17/2022
RAIL
L-FOOT/ATTACHMENT BRACKET
(E) ROOF FRAMING
QUICKBOLT 2 (QB2)
FLASHING
PV MODULE
(E) COMP SHINGLE ROOF (1 LAYER)
RAIL
END CLAMP
PV MODULE
MID CLAMP
PV MODULE
4"
2 12" MIN.
DEPTH
RAIL
RAIL
FLASHING & QUICKBOLT 2 (QB2)
2'-8" MIN -
3'-10" MAX
3
RAIL
PV MODULE
" MAX."1'-8"
MAX.
21
FRONT VIEW
10" MIN -
1'-4"
MAX
2'-8" MIN -
3'-10" MAX
10" MIN -
1'-4"
MAX
SIDE VIEW
(E) RAFTER/TOP CHORDS
(E) RAFTER/TOP CHORD
DETAIL, MOUNTING AND FLASHING
END CLAMP DETAILS MID CLAMP DETAILS
3
21
EQUIPMENT INFORMATION:ROOF INFO:PHOTOVOLTAIC ARRAY STRUCTURAL CRITERIA:
RAIL MANUFACTURER:IronRidge ROOF TYPE:Asphalt Shingle PV MODULE COUNT:16
RAIL PART NUMBER:XR-10 ROOF FRAMING:Manufactured Truss ARRAY AREA:MODULE COUNT * 19.83 ft² = 317.28
ATTACHMENTS Quickbolt 2 (QB2)RAFTER/TOP CHORD SIZE:2x4 ROOF AREA:2279.133 ft²
ATTACHMENT QTY:34 RAFTER/TOP CHORD SPACING:24"PERCENT OF ROOF COVERED:14%
SPLICE QTY:4 ATTACHMENT SPACING:48''ARRAY WEIGHT:MODULE COUNT * 45 lbs = 720 lbs
MIDCLAMP QTY:24 POINT LOAD:ARRAY LBS/ATTACHMENTS = 21.18
ENDCLAMP QTY:16 DISTRIBUTED LOAD: (lbs/ft²)(ARRAY) WEIGHT/AREA = 2.27 lbs/ft²
Everlight Solar Construction
7369 Highway 13 W.
Savage, MN 55378
License #: BCC771658
(833) 786-4387 ext. 701
CONTRACTOR INFORMATION:
SITE INFORMATION
Bryan Lao
9001 179th Street West
Lakeville, MN 55044
AC SYSTEM SIZE: 4.384 kW AC
DC SYSTEM SIZE: 5.52 kW DC
Lat, 44.68832
Long, -93.2478737
(16) Mission Solar MSE345SX5T PV MODULES
(8) AP Systems YC600 INVERTER(S)
Dakota Electric
DATE:
May 16, 2022
MOUNTING DETAIL - PV04
DRAWN BY: SoloCAD
05/17/2022
J-BOX
STRING (1): 15.96 A AC, 14 MODULES
STRING (2): 2.28 A AC, 2 MODULES
N
G
3
AC COMBINER BOX
SOLAR LOADS ONLYUL 1741 COMPLIANT
AC
DC
AC
DC1 INVERTERS
AC
DC
AC
DC7 INVERTERS
J-BOX
(N) 100A
(2) 20A-2P
J-BOX1 2
1 2
4
(E) LOADS
N
G
(E)GROUNDING
ELECTRODE
(E)120/240 VAC
TO UTILITY GRID
SUPPLY SIDE CONNECTION:
NEC 230.46, NEC 230.79,
NEC 705.12(A).
K4977-INT MILBANK
LUG KIT TO BE ADDED
(E) 200A-2P
(E) 200A MAIN SERVICE PANEL
(E) UTILITY
METER
LINE SIDE
LOAD SIDE
UTILITY PV PRODUCTION
METER BASE
4 4
(N) 25A FUSES
PV AC DISCONNECT
30A FUSED,
VISIBLE, LOCKABLE,
LABELED, OPEN
240V, 2-POLE LINE SIDE
LOAD SIDE
Everlight Solar Construction
7369 Highway 13 W.
Savage, MN 55378
License #: BCC771658
(833) 786-4387 ext. 701
CONTRACTOR INFORMATION:
SITE INFORMATION
Bryan Lao
9001 179th Street West
Lakeville, MN 55044
AC SYSTEM SIZE: 4.384 kW AC
DC SYSTEM SIZE: 5.52 kW DC
Lat, 44.68832
Long, -93.2478737
(16) Mission Solar MSE345SX5T PV MODULES
(8) AP Systems YC600 INVERTER(S)
Dakota Electric
DATE:
May 16, 2022
LINE DIAGRAM - PV05
DRAWN BY: SoloCAD
AP Systems YC600 Specs
MAX INPUT VOLTAGE:55 V
MAX DC SHORT CIRCUIT CURRENT:12 A
MAXIMUM OUTPUT POWER:548 W
MAXIMUM OUTPUT CURRENT:2.28 A
NOM. OUTPUT VOLTAGE:240 V
MAX UNITS PER 20A CIRCUIT:7
1-Phase, 60 HZ, UL 1741 Listed
Mission Solar MSE345SX5T Specs
POWER MAX (PMAX):345W
OPEN CIRCUIT VOLTAGE (VOC):41V
MAX POWER-POINT CURRENT (IMP):10.34A
MAX POWER-POINT VOLTAGE (VMP):33.37V
SHORT CIRCUIT CURRENT (ISC):10.92A
SERIES FUSE RATING:20A
VISIBLE, LOCKABLE,
LABELED AC DISCONNECT
LOCATED WITHIN 10'
OF UTILITY METER
Conduit & Conductor Schedule
TAG QTY WIRE GAUGE DESCRIPTION CONDUIT SIZE
1 (2)12-2 TC-ER, THWN-2, COPPER (L1, L2)N/A - FREE AIR(1)6 AWG THWN-2 COPPER - (GROUND)
2 (2)10 AWG THHN/THWN-2, COPPER - (L1, L2)3/4" EMT(1)10 AWG THWN-2 COPPER - (GROUND)
3 (4)10 AWG THHN/THWN-2, COPPER - (L1, L2)3/4" EMT(1)10 AWG THWN-2 COPPER - (GROUND)
4 (3)6 AWG THWN-2 COPPER - (L1, L2, NEUTRAL)3/4" EMT(1)8 AWG THWN-2 COPPER - (GROUND)
Equipment Schedule
TYPE:QTY:DESCRIPTION:RATING:
MODULES:(16)Mission Solar MSE345SX5T 345 W
INVERTERS:(8)AP Systems YC600 548 W
AC DISCONNECTS:(1)PV AC Disconnect, 240V, 2-Pole 30 A
INTERCONNECTION NOTES
1. GROUND FAULT PROTECTION IN ACCORDANCE WITH [NEC 215.9] & [NEC 230.95]
2. SUPPLY SIDE INTERCONNECTION ACCORDING TO [NEC705.12(A)] WITH SERVICE ENTRANCE
CONDUCTORS IN ACCORDANCE WITH [NEC 240.21(B)]
DISCONNECT NOTES
1. DISCONNECTING SWITCHES SHALL BE WIRED SUCH THAT WHEN THE SWITCH IS OPENED THE
CONDUCTORS REMAINING LIVE ARE CONNECTED TO THE TERMINALS MARKED “LINE SIDE” (TYPICALLY
THE UPPER TERMINALS)
2. AC DISCONNECT MUST BE ACCESSIBLE TO QUALIFIED UTILITY PERSONNEL, BE LOCKABLE, AND BE
A VISIBLE-BREAK SWITCH.
3. FUSED AC DISCONNECT TO BE USED.
GROUNDING & GENERAL NOTES:
1. PV INVERTER IS UNGROUNDED, TRANSFORMER-LESS TYPE.
2. DC GEC AND AC EGC TO BE SPLICED TO EXISTING ELECTRODE
3. ANY EXISTING WIRING INVOLVED WITH PV SYSTEM CONNECTION THAT IS FOUND TO
BE INADEQUATE PER CODE SHALL BE CORRECTED PRIOR TO FINAL INSPECTION.
4. JUNCTION BOX QUANTITIES, AND PLACEMENT SUBJECT TO CHANGE IN THE FIELD -
JUNCTION BOXES DEPICTED ON ELECTRICAL DIAGRAM REPRESENT WIRE TYPE
TRANSITIONS.
5. AC DISCONNECT NOTED IN EQUIPMENT SCHEDULE OPTIONAL IF OTHER
AC DISCONNECTING MEANS IS LOCATED WITHIN 10' OF SERVICE DISCONNECT.
STRING CALCULATIONS
MAX AC CURRENT:
MICRO INVERTERS IN SERIES
NOMINAL STRING VOLTAGE:
MAX AC OUTPUT POWER
ARRAY DC POWER:
TOTAL MAX AC CURRENT:
STRING #1
15.96A
7
240V
3836W
5520W
18.24A
STRING #2
2.28A
1
240V
548W
AP Systems YC600
Everlight Solar Construction
7369 Highway 13 W.
Savage, MN 55378
License #: BCC771658
(833) 786-4387 ext. 701
CONTRACTOR INFORMATION:
SITE INFORMATION
Bryan Lao
9001 179th Street West
Lakeville, MN 55044
AC SYSTEM SIZE: 4.384 kW AC
DC SYSTEM SIZE: 5.52 kW DC
Lat, 44.68832
Long, -93.2478737
(16) Mission Solar MSE345SX5T PV MODULES
(8) AP Systems YC600 INVERTER(S)
Dakota Electric
DATE:
May 16, 2022
ELECTRICAL CALCS - PV06
DRAWN BY: SoloCAD
Conduit & Conductor Schedule
TAG QTY WIRE GAUGE DESCRIPTION CONDUIT SIZE CONDUCTOR RATING CONDUCTOR TEMP. RATE AMBIENT TEMP TEMP. DERATE # OF CONDUCTORS
DERATE
CONDUCTOR RATING
W/DERATES CONDUIT FILL
1 (2)12-2 TC-ER, THWN-2, COPPER (L1, L2)N/A - FREE AIR 30A 90°C 32°C 0.96 N/A - FREE AIR 28.8A N/A - FREE AIR(1)6 AWG THWN-2 COPPER - (GROUND)
2 (2)10 AWG THHN/THWN-2, COPPER - (L1, L2)3/4" EMT 40A 90°C 32°C 0.96 1 38.4A 11.9%(1)10 AWG THWN-2 COPPER - (GROUND)
3 (4)10 AWG THHN/THWN-2, COPPER - (L1, L2)3/4" EMT 40A 90°C 32°C 0.96 0.8 30.72A 19.8%(1)10 AWG THWN-2 COPPER - (GROUND)
4 (3)6 AWG THWN-2 COPPER - (L1, L2, NEUTRAL)3/4" EMT 65A 75°C 32°C 0.96 1 62.4A 35.5%(1)8 AWG THWN-2 COPPER - (GROUND)
SYSTEM OCPD CALCULATIONS
INVERTER MODEL(S):AP Systems YC600
# OF INVERTERS:8
MAX OUTPUT CURRENT:2.28A
(# OF INVERTERS) X (MAX OUTPUT CURRENT) X 125% <= OCPD RATING
(8 X 2.28A X 1.25) = 22.8A <= 25A, OK
SUPPLY SIDE INTERCONNECTION
MAIN BUSBAR RATING:200A
MAIN DISCONNECT RATING:200A
PV OCPD RATING:25A
SERVICE RATING >= PV OCPD
200A >= 25A, OK
NUMBER OF CURRENT CARRYING CONDUCTORS PERCENT OF VALUES
4-6 .80
7-9 .70
10-20 .50
Everlight Solar Construction
7369 Highway 13 W.
Savage, MN 55378
License #: BCC771658
(833) 786-4387 ext. 701
CONTRACTOR INFORMATION:
SITE INFORMATION
Bryan Lao
9001 179th Street West
Lakeville, MN 55044
AC SYSTEM SIZE: 4.384 kW AC
DC SYSTEM SIZE: 5.52 kW DC
Lat, 44.68832
Long, -93.2478737
(16) Mission Solar MSE345SX5T PV MODULES
(8) AP Systems YC600 INVERTER(S)
Dakota Electric
DATE:
May 16, 2022
LABELS - PV07
DRAWN BY: SoloCAD
LABEL 5
AT POINT OF INTERCONNECTION, MARKED AT
AC DISCONNECTING MEANS.
[NEC 690.54, NEC 690.13 (B)]
LABEL 2
PLACED ADJACENT TO THE BACK-FED BREAKER FROM
THE INVERTER IF TIE IN CONSISTS OF LOAD SIDE
CONNECTION TO BUSBAR.
[NEC 705.12(B)(2)(3)(b)]
*ELECTRICAL DIAGRAM SHOWN ABOVE IS FOR LABELING PURPOSES ONLY. NOT AN ACTUAL REPRESENATION OF EQUIPMENT AND CONNECTIONS TO BE INSTALLED. LABEL LOCATIONS
PRESENTED MAY VERY DEPENDING ON TYPE OF INTERCONNECTION METHOD AND LOCATION PRESENTED ON THE ELECTRICAL DIAGRAM PAGE.
JUNCTION BOX
OR COMBINER BOX
MAIN SERVICE PANEL
AC DISCONNECT
EXISTING SUB PANEL
(IF WHERE POINT OF
INTERCONNECTION
IS MADE)
PV COMBINER
SUBPANEL -
IF USED TO COMBINE
PV OUTPUT CIRCUITS
AC
DC
INVERTER (S)
INTEGRATED DC DISCONNECT
2
7
5
9
5
(ONLY IF PV
INTERCONNECTION
CONSISTS OF LOAD
SIDE BREAKER)
6
1 1
1
5
(ONLY IF PV
INTERCONNECTION
CONSISTS OF LOAD
SIDE BREAKER)
4
6
3
LABELING DIAGRAM:
8OR
LABEL 6
AT DIRECT-CURRENT EXPOSED RACEWAYS, CABLE TRAYS, COVERS AND
ENCLOSURES OF JUNCTION BOXES, AND OTHER WIRING METHODS; SPACED
AT MAXIMUM 10FT SECTION OR WHERE SEPARATED BY ENCLOSURES, WALLS,
PARTITIONS, CEILINGS, OR FLOORS.
[NEC 690.31(G)(3&4)]
LABEL 9
SIGN LOCATED AT RAPID SHUT DOWN
DISCONNECT SWITCH [NEC 690.56(C)(3)].
LABEL 7
FOR PV SYSTEMS THAT SHUT DOWN THE ARRAY AND CONDUCTORS LEAVING
THE ARRAY:
SIGN TO BE LOCATED ON OR NO MORE THAN 3 FT AWAY FROM SERVICE
DISCONNECTING MEANS TO WHICH THE PV SYSTEMS ARE CONNECTED AND
SHALL INDICATE THE LOCATION OF ALL IDENTIFIED RAPID SHUTDOWN
SWITCHES IF NOT AT THE SAME LOCATION.
[NEC 690.56(C)(1)(A)]
LABEL 8
FOR PV SYSTEMS THAT ONLY SHUT DOWN CONDUCTORS
LEAVING THE ARRAY:
SIGN TO BE LOCATED ON OR NO MORE THAN 3 FT AWAY
FROM SERVICE DISCONNECTING MEANS TO WHICH THE
PV SYSTEMS ARE CONNECTED AND SHALL INDICATE THE
LOCATION OF ALL IDENTIFIED RAPID SHUTDOWN
SWITCHES IF NOT AT THE SAME LOCATION.
[NEC 690.56(C)(1)(b)]
LABEL 1
FOR PV DISCONNECTING MEANS WHERE THE LINE AND
LOAD TERMINALS MAY BE ENERGIZED IN THE OPEN
POSITION.
[NEC 690.13(B)]
LABELING NOTES:
1.LABELS CALLED OUT ACCORDING TO ALL COMMON CONFIGURATIONS. ELECTRICIAN TO DETERMINE EXACT
REQUIREMENTS IN THE FIELD PER CURRENT NEC AND LOCAL CODES AND MAKE APPROPRIATE ADJUSTMENTS.
2.LABELING REQUIREMENTS BASED ON THE 2017 NATIONAL ELECTRIC CODE, OSHA STANDARD 19010.145, ANSI
Z535.
3.MATERIAL BASED ON THE REQUIREMENTS OF THE AUTHORITY HAVING JURISDICTION.
4.LABELS TO BE OF SUFFICIENT DURABILITY TO WITHSTAND THE ENVIRONMENT INVOLVED [NEC 110.21(B)(3)]
5.LABELS TO BE A MINIMUM LETTER HEIGHT OF 3/8", WHITE ON RED BACKGROUND; REFLECTIVE, AND
PERMANENTLY AFFIXED [IFC 605.11.1.1]
3 4
1
LABEL 3
PLACED ADJACENT TO THE BACK-FED BREAKER
FROM THE INVERTER IF TIE IN CONSISTS OF LOAD
SIDE CONNECTION TO BUSBAR.
[NEC 705.12(B)(2)(3)(c)]
2
3 4
1
WARNING!
TERMINALS ON THE LINE AND
LOAD SIDES MAY BE ENERGIZED
IN THE OPEN POSITION
!
!
WARNING
WARNING
THIS EQUIPMENT IS FED BY MULTIPLE
SOURCES. TOTAL RATING OF ALL
OVERCURRENT DEVICES, EXCLUDING
MAIN SUPPLY OVERCURRENT
DEVICE, SHALL NOT EXCEED
AMPACITY OF BUSBAR.
WARNING!
DUAL POWER SUPPLY
SOURCES: UTILITY GRID AND PV
SOLAR ELECTRIC SYSTEM
PHOTOVOLTAIC AC DISCONNECT
RATED AC OUTPUT CURRENT:
NOMINAL OPERATING AC VOLTAGE:
ELECTRIC SHOCK HAZARD
INVERTER OUTPUT CONNECTION
DO NOT RELOCATE
THIS OVERCURRENT
DEVICE
WARNING: PHOTOVOLTAIC
POWER SOURCE
TURN RAPID SHUTDOWN
SWICH TO THE "OFF"
POSITION TO SHUT DOWN
PV SYSTEM AND REDUCE
SHOCK HAZARD IN ARRAY
SOLAR PV SYSTEM EQUIPPED
WITH RAPID SHUTDOWN
SOLAR ELECTRIC
PV PANELS
TURN RAPID SHUTDOWN
SWITCH TO THE "OFF"
POSITION TO SHUT DOWN
CONDUCTORS OUTSIDE
THE ARRAY. CONDUCTORS
WITHIN THE ARRAY REMAIN
ENERGIZED IN SUNLIGHT
SOLAR PV SYSTEM EQUIPPED
WITH RAPID SHUTDOWN
SOLAR ELECTRIC
PV PANELS
!
RAPID SHUTDOWN
SWITCH FOR
SOLAR PV SYSTEMLABEL 4
EQUIPMENT CONTAINING OVERCURRENT
DEVICES IN CIRCUITS SUPPLYING POWER TO A
BUSBAR OR CONDUCTOR SUPPLIED FROM
MULTIPLE SOURCES SHALL BE MARKED TO
INDICATE THE PRESENCE OF ALL SOURCES
[NEC 705.12(B)(3)]
18
240
AC
PV
MSPM
C
JB
JB
Everlight Solar Construction
7369 Highway 13 W.
Savage, MN 55378
License #: BCC771658
(833) 786-4387 ext. 701
CONTRACTOR INFORMATION:
SITE INFORMATION
Bryan Lao
9001 179th Street West
Lakeville, MN 55044
AC SYSTEM SIZE: 4.384 kW AC
DC SYSTEM SIZE: 5.52 kW DC
Lat, 44.68832
Long, -93.2478737
(16) Mission Solar MSE345SX5T PV MODULES
(8) AP Systems YC600 INVERTER(S)
Dakota Electric
DATE:
May 16, 2022
POWER TO THIS BUILDING IS ALSO SUPPLIED FROM ROOF MOUNTED SOLAR
ARRAYS WITH SAFETY DISCONNECTS AS SHOWN:
CAUTION
DIRECTORY
PERMANENT PLAQUE OR DIRECTORY PROVIDING THE LOCATION OF THE
SERVICE DISCONNECTING MEANS AND THE PHOTOVOLTAIC SYSTEM.
(ALL PLAQUES AND SIGNAGE WILL BE INSTALLED AS OUTLINED WITHIN:
NEC 690.56(B)&(C), [NEC 705.10])
9001 179th Street West, Lakeville MN 55044
FRONT OF HOME
MAIN DISTRIBUTION
UTILITY DISCONNECT
RAPID SHUTDOWN AC
DISCONNECT SWITCH
PLACARD - PV08
DRAWN BY: SoloCAD
COMBINER
PV ARRAY
SYSTEM UTILIZES MICROINVERTERS LOCATED UNDER EACH MODULE
Everlight Solar Construction
7369 Highway 13 W.
Savage, MN 55378
License #: BCC771658
(833) 786-4387 ext. 701
CONTRACTOR INFORMATION:
SITE INFORMATION
Bryan Lao
9001 179th Street West
Lakeville, MN 55044
AC SYSTEM SIZE: 4.384 kW AC
DC SYSTEM SIZE: 5.52 kW DC
Lat, 44.68832
Long, -93.2478737
(16) Mission Solar MSE345SX5T PV MODULES
(8) AP Systems YC600 INVERTER(S)
Dakota Electric
DATE:
May 16, 2022
SITE PHOTOS:
SITE PHOTOS - PV09
DRAWN BY: SoloCAD
Everlight Solar Construction
7369 Highway 13 W.
Savage, MN 55378
License #: BCC771658
(833) 786-4387 ext. 701
CONTRACTOR INFORMATION:
SITE INFORMATION
Bryan Lao
9001 179th Street West
Lakeville, MN 55044
AC SYSTEM SIZE: 4.384 kW AC
DC SYSTEM SIZE: 5.52 kW DC
Lat, 44.68832
Long, -93.2478737
(16) Mission Solar MSE345SX5T PV MODULES
(8) AP Systems YC600 INVERTER(S)
Dakota Electric
DATE:
May 16, 2022
SITE PHOTOS:
FRONT/BACK VIEWS - PV09.1
DRAWN BY: SoloCAD
Everlight Solar Construction
7369 Highway 13 W.
Savage, MN 55378
License #: BCC771658
(833) 786-4387 ext. 701
CONTRACTOR INFORMATION:
SITE INFORMATION
Bryan Lao
9001 179th Street West
Lakeville, MN 55044
AC SYSTEM SIZE: 4.384 kW AC
DC SYSTEM SIZE: 5.52 kW DC
Lat, 44.68832
Long, -93.2478737
(16) Mission Solar MSE345SX5T PV MODULES
(8) AP Systems YC600 INVERTER(S)
Dakota Electric
DATE:
May 16, 2022
SITE PHOTOS:
SIDE VIEWS - PV09.2
DRAWN BY: SoloCAD
Everlight Solar Construction
7369 Highway 13 W.
Savage, MN 55378
License #: BCC771658
(833) 786-4387 ext. 701
CONTRACTOR INFORMATION:
SITE INFORMATION
Bryan Lao
9001 179th Street West
Lakeville, MN 55044
AC SYSTEM SIZE: 4.384 kW AC
DC SYSTEM SIZE: 5.52 kW DC
Lat, 44.68832
Long, -93.2478737
(16) Mission Solar MSE345SX5T PV MODULES
(8) AP Systems YC600 INVERTER(S)
Dakota Electric
DATE:
May 16, 2022
SITE PHOTOS:
METER/OPEN MSP - PV09.3
DRAWN BY: SoloCAD
Brand Name:Milbank
Type:Wire Connector Kit
Application:Metering Accessory
Standard:UL Listed
Connection:Mechanical
Conductor Range:12 to 1/0 Awg
Number Of
Conductors:
0
Material:Aluminum
Insulation:None
Temperature Rating:75 Degrees Celsius
Mounting:Slide Nut
Consist Of:Slide Nut, Set Screw, Connector
Utility requirements may vary. Always consult the serving utility for their requirements prior to ordering or installing this
equipment. This product must always be installed by a licensed electrician. Installation of this equipment may require local
electrical inspector approval.
milbankworks.com
K4977-INT
100A CONN AND SLIDE
784572274365
Catalog Number:
Item Description:
UPC Code: