HomeMy WebLinkAbout2166 Vay Vong_One Line DiagramKWHR
TO UTILITY @
120 / 240VAC, 1-Ø, 3W
MAIN SERVICE PANEL
120 / 240VAC, 1-ɸ, 3-WIRE
200A RATED BUSBAR
200A / 2P MAIN BREAKER
(LOC. ON INTERIOR)
(E) GEC
(E) 200A / 2P
MAIN BREAKER
(E) UTILITY METER
OTHER LOADS...
LINE-SIDE TAP POINT OF INTERCONNECTION
AS PER NEC 240.21(B)(1) & NEC 705.12(A)
3
PE
OTHER LOADS...
3
CB1
15A
ENPHASE IQ 8A MICROINVERTER,
LOCATED UNDER PV MODULE
PM1-38
405W
5 IN
BRANCH
11 IN
BRANCH 1
11 IN
BRANCH
1
(N) UTILITY AC DISCONNECT (DS1),
EQUIP WITH (2) X 70A FUSES, 240VAC
1-ɸ, 3-WIRE, 2-POLE, 100A BUS RATING,
MEANS OF DISCONNECTION FOR THE
LINE-SIDE TAP POINT OF CONNECTION
(LOC. ON EXTERIOR)
PE
CB2
20A
CB3
20A
F1-2
70A
N
ENVOY
NEMA 3R JUNCTION BOX (LOC. ON ROOF)
TRANSITION FROM #12 ENPHASE TRUNK
CABLE TO #10 THWN-2, CU CONDUCTORS
TO BE RAN INSIDE 0.75" DIA. EMT CONDUIT
2
4
11 IN
BRANCH
CB4
20A
2
(N) ENPHASE IQ COMBINER 4 PANEL
WITH INTEGRATED ENPHASE ENVOY
NEMA 3R RATED, 1-ɸ, 240VAC
(LOC. ON EXTERIOR)
PROJECT NO:
DRAWN BY:
DATE:
GSD-20221006-181135
SCM
10/6/2022
SINGLE-LINE DIAGRAM
PV-3NEW GRID-TIED SYSTEM 15.39kWVONG RESIDENCE5117 NE 7TH PLRENTON, WA 98059PHONE:
LICENSE NO.
CONFIDENTIAL: THE INFORMATION CONTAINED
IN THIS DRAWING SET IS CONFIDENTIAL AND
SHALL NOT BE DISCLOSED IN FULL OR IN PART
TO ANYONE EXCEPT THOSE INVOLVED IN THE
DESIGN AND INSTALLATION OF THE PV SYSTEM
REPRESENTED IN THIS PLAN.
(206) 462-1103
SOLTERRA GLOBAL, LLC.
SOLTEGL838BS
SCALE:
A
PV-3
SINGLE-LINE DIAGRAM
N/A
PV MODULE
REF.TYP.MODULE STC POWER PTC POWER ISC IMP VOC VMP SERIES FUSE RATING
PM1-38 38 REC SOLAR REC405AA PURE 405W 385.9W 10.3A 9.56A 48.9V 42.4V 25A
MICROINVERTER
REF.TYP.MICROINVERTER GROUND AC VOLTAGE MAX
OCPD SIZE
MAX OUTPUT POWER
(CONTINUOUS)MAX AC CURRENT MAX INPUT
CURRENT
MAX INPUT
VOLTAGE
CEC WEIGHTED
EFFICIENCY
I1-38 38 ENPHASE IQ8A-72-2-US INTEGRATED 240VAC 20A 349W 1.45A 15A 60VDC 97%
OCPD SCHEDULE
REF.TYP.POLES CURRENT RATING MAX. VOLTAGE
CB1 (ENPHASE BRANCH CIRCUIT)1 2 15A 240VAC
CB2 (ENPHASE BRANCH CIRCUIT)1 2 20A 240VAC
CB3 (ENPHASE BRANCH CIRCUIT)1 2 20A 240VAC
CB4 (ENPHASE BRANCH CIRCUIT)1 2 20A 240VAC
F1-2 (AC UTILITY DISCONNECT FUSES)2 N/A 70A 240VAC
SCHEMATIC NOTES
1 THE FIRST AC CONNECTOR IN EACH MICROINVERTER BRANCH CIRCUIT IS
SUITABLE AS A DISCONNECTING MEANS.
2
OUTPUT OF (4) FOUR MICROINVERTER BRANCH CIRCUITS SHALL BE BACKFED INTO
A ENPHASE IQ COMBINER 4 PANEL FOR COMBINATION PURPOSES. PLEASE SEE
THE OCPD SCHEDULE FOR THE BREAKER SIZES FOR EACH BRANCH CIRCUIT,
RESPECTIVELY.
3
LINE SIDE TAP POINT OF INTERCONNECTION SHALL TAKE PLACE AS PER NEC
240.21(B)(1) & NEC 705.12(A). LENGTH OF TAP CONDUCTORS SHALL NOT EXCEED 10
FEET.
SYSTEM SUMMARY
BRANCH #1 BRANCH #2 BRANCH #3 BRANCH #4
INVERTERS PER BRANCH 5 11 11 11
MAX AC CURRENT 7.25A 15.95A 15.95A 15.95A
MAX AC OUTPUT POWER 1,745W 3,839W 3,839W 3,839W
ARRAY STC POWER 15,390W
ARRAY PTC POWER 14,664W
TOTAL MAX AC CURRENT 55.1A
TOTAL MAX AC POWER 13,262W
DISCONNECT SCHEDULE
REF.FUSIBLE POLES CURRENT RATING MAX. VOLTAGE
UTILITY DISCONNECT (DS1)YES 2 100A 240VAC
CONDUCTOR SCHEDULE WITH NEC ELECTRICAL CALCULATIONS
ID TYP DESCRIPTION CONDUCTOR CONDUIT
NO. OF
CURRENT
CARRYING
CNDRS.
IN CNDT.
FILL %RATED
AMPS OCPD EGC
TEMP.
CORR.
FACTOR @
75°C TEMP.
RATING
FILL ADJ.
FACTOR
CONT.
CURRENT
MAX.
CURRENT
75°C TERMINAL
RATING CHECK
SHALL EXCEED
1.25X CONT.
CURRENT
BASE
AMPACITY
@ 75°C TEMP.
RATING
(*90°C TEMP.
RATING FOR
WIRE ID-2)
CONDITIONS
OF USE (COU)
@ 75°C TEMP.
RATING
1 4
MICROINVERTER OUTPUT:
MICROINVERTER TO
JUNCTION BOX
12 AWG THWN-2
COPPER
(ENPHASE IQ8A
TRUNK CABLE)
FREE AIR
(DIRECT HOMERUN TO J-BOX
LOCATED UNDER PV MODULE)
N/A N/A
7.25A (BRANCH #1)
15.95A (BRANCH #2)
15.95A (BRANCH #3)
15.95A (BRANCH #4)
N/A 6 AWG BARE
COPPER 0.76 (51°C)1.0
7.25A (BRANCH #1)
15.95A (BRANCH #2)
15.95A (BRANCH #3)
15.95A (BRANCH #4)
9.07A (BRANCH #1)
19.94A (BRANCH #2)
19.94A (BRANCH #3)
19.94A (BRANCH #4)
25A > 19.94A
PASS
40A
(IN FREE AIR)
30.4A
(IN FREE AIR)
2 1
MICROINVERTER OUTPUT
(TRANSITIONED):
JUNCTION BOX TO
ENPHASE IQ COMBINER 4
10 AWG THWN-2
COPPER 0.75" DIA. EMT
8
(L1, L2) X 4
35.8%
7.25A (BRANCH #1)
15.95A (BRANCH #2)
15.95A (BRANCH #3)
15.95A (BRANCH #4)
15A (CB1)
20A (CB2)
20A (CB3)
20A (CB4)
10 AWG
THWN-2
COPPER
0.76 (51°C)0.7
7.25A (BRANCH #1)
15.95A (BRANCH #2)
15.95A (BRANCH #3)
15.95A (BRANCH #4)
9.07A (BRANCH #1)
19.94A (BRANCH #2)
19.94A (BRANCH #3)
19.94A (BRANCH #4)
35A > 19.94A
PASS
40A*
(IN CONDUIT)
21.28A
(IN CONDUIT)
3 1
COMBINED OUTPUT OF
MICROINVERTERS:
ENPHASE IQ COMBINER 4 TO
UTILITY DISCONNECT (DS1)
4 AWG THWN-2
COPPER 1.00" DIA. SCH. 40 PVC
3
(L1, L2, N) X 1
34.3%55.1A
70A (F1-2)
100A (DS1)
8 AWG
THWN-2
COPPER
1.0 (29°C)1.0 55.1A 68.88A
85A > 68.88A
PASS
85A
(IN CONDUIT)
85A
(IN CONDUIT)
4 1
UTILITY DISCONNECT (DS1)
OUTPUT:
UTILITY DISCONNECT (DS1) TO
LINE-SIDE TAP P.O.C.
(TO BE MADE AS PER NEC
240.21(B)(1) & NEC 705.12(A))
4 AWG THWN-2
COPPER 1.00" DIA. SCH. 40 PVC
3
(L1, L2, N) X 1
30.0%55.1A N/A
6 AWG BARE
COPPER
(RAN OUTSIDE
OF CONDUIT)
1.0 (29°C)1.0 55.1A 68.88A
85A > 68.88A
PASS
85A
(IN CONDUIT)
85A
(IN CONDUIT)
ALL CONDUCTORS, OCPD SIZES AND TYPES SPECIFIED ACCORDING TO NEC ARTICLES 690.8(A)(1), NEC ARTICLE 240, AND NEC ARTICLE 690.7.