HomeMy WebLinkAboutB16-0144pk
163'
1
Array Location
w
Main Service Panel
120/240V 200A
NEMA 3R
�u.,,�anel
120/240VAC 100A
NEMA 3R
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389'
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Site Plan Drawn By:
Client : Jerry Lacey
21 Cooleys Way, Oroville 95965 Date: 1/13/2016
Ph. -
Email - Scale - NTS
11.22KW DC Photovoltaic Sysbem (44 Canadian Solar CS6K 255P)
Rev.
Date
Description
k C
389'
,1
S
ti
Site Plan Drawn By:
Client : Jerry Lacey
21 Cooleys Way, Oroville 95965 Date: 1/13/2016
Ph. -
Email - Scale - NTS
11.22KW DC Photovoltaic Sysbem (44 Canadian Solar CS6K 255P)
Rev.
Date
Description
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40' .. (3) THHN #2
Subpanel
�r (1) #2 Gnd
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Junction box 120/240VAC 100A
NEMA 3R
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To Subpanel
NMB 10/3W/G
1. THIS SYSTEM IS GRID-INTERTIED VIA (44) UL -LISTED POWER CONDITIONING
INVERTERS ENPHASE M215-60-2LL-S22 (240 VAC) W/INTEGRATED GROUND
LU 2. THIS SYSTEM HAS NO UPS, NO BATTERIES
3. THIS IS A ROOF -MOUNTED SYSTEM, ADDING 2.81 LB/sgFT. ROOF IS (1) LAYER
COMP ROOF SHINGLES (ROOF SLOPE IS 5:12)
O4. ROOF JOISTS ARE 2X4" ENGINEERED TRUSSES AT 24" O.C. SPACING
15. LAG SCREWS ARE 5/16" x 4" AT 72" O.C. MAX, W/3" INTO FRAMING.
Z6. LABELING DETAIL ON ATTACHED SHEET
7. BUILDING IS (1) STORIES.
Roof Plan & Truss Section Drawn By:
Client : Jerry Lacey
21 Cooleys Way, Oroville 95965 Date: 1/13/2016
Ph. -
Email - Scale NTS
11.22kW DC Photovoltaic System (44 Canadian Solar CS6K 255P)
Rev. Date
Description
(15 Per String) Enphase M215-60-2LL-S22 240(VAC)
micro -inverters Pmax (Each): 22$ watts,
Imax (Each) = 0.9 A, 240(VAC)
n
(14) Enphase M215-60-2LL-S22 240(VAC)
micro -inverters Pmax (Each): 225 watts,
Imax (Each) = 0.9 A, 240(VAC)
200A Utility
Meter Main
240V electric
service from
utility
(1) 200A main breaker
= SubpanelFeed —
(3) #2 THWN-2
(1) 1/C #8 Grid
3/4" conduit
125A Subpanel
(44 Total) Canadian Solar CS6K-255P
255W -STC photovoltaic modules.
R
For Each Module:
Voc = 37.4 VDC
Vmp = 30.2 VDC
Isc = 9.0 A
Imp =8.43A
Enphase & Unirac integrated grounding.
Circuit 3
Icont = 15.75 A, 240 VAC
(3) #10 THWN-2
(1) 1/C #10 Grid
3/4" Conduit
Single Line Drawing Drawn By: David W
Client : Jerry Lacey
21 Cooleys Way, Oroville 95965 - Date: 1/13/2016
Ph. -
Email - Scale - NTS
11.22kW,DC Photovoltaic System (44 Canadian Solar CS6K 255P)
80A/2P (
i J
Circuits 1-2
Icont =16.875 A, 240 VAC
(3) #10 THWN-2
(1) 1/C #10 Grid
3/4" Conduit
AC CALCULATIONS
Circuits 1-2
Continuous Current = Imax x 1.25 = 13.5 A x 1.25 = 16.875 A
Derate Ampacity = 90deg Rating of Conductor (T-310.16)
x 90deg Temp Correction Factor (T-310.16) h
x Conduit Fill Factor (T-310.15(B)(2)(a)
=40Ax.87x1.00=34.8A
So that, Derate Ampacity > Continuous Current = 34.8 A >
16.875 >> OK
And, Derate Ampacity > Overcurrent Device Rating = 34.8 A >
20A»OK
Circuit 3
Continuous Current= Imax x 1.25 = 12.6 A x 1.25 = 15.75 A
Derate Ampacity = 90deg Rating of Conductor (T-310.16)
x 90deg Temp Correction Factor (T-310.16) h
x Conduit Fill Factor (T-310.15(B)(2)(a)
=40Ax.87x1.00=34.8A
So that, Derate Ampacity > Continuous Current = 34.8 A >
15.75 >> OK
And, Derate Ampacity > Overcurrent Device Rating = 34.8 A >
15A»OK
CIRCUITS 1-2 -SOLAR CIRCUIT MAXIMUM CURRENT:
13.5 A SOLAR CIRCUIT OPERATING VOLTAGE: 240V
CIRCUIT 2 - SOLAR CIRCUIT MAXIMUM CURRENT:.
12.6 A SOLAR CIRCUIT OPERATING VOLTAGE: 240V .
NEC 705.12
120%'Rule Calclulations
Center Fed Panelboard Adjustment - N/A
Supply Breakers + 20% <_ Busbar Rating
Busbar Rating = 125A
80A Main
26A Solar + 20A Solar + 26A Solar
80A + 60A 5 125A * 1.20
140A:5 150A = OK
Rev. Date Description
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