Plans (2) CITY OF arc ,: P ;. WFICE COPY
. PROJECT INFORMATION REVIEWED FOL' C9DE COMP CE . -
1 OWNER EPSTEIN RESIDENCE CONTRACTOR SUNBRIDGE SOLAR Approved: [
15520 SW EMPIRE TERRACE 421 C ST, UNIT 5A OTC: [ ]
TIGARD, OR 97224 WASHOUGAL, WA 98671 :CENED
(541)521-7890 CONTACT: JORDAN WEISMAN Permit #: S"T4<)19 OO - S(o
BUILDING SINGLE FAMILY PHONE: (360)313-7190 Address: 1 562.0 Si,,.) CN1pl C. ..1346ILASHFORD ST JEC 12 2019
DATA RESIDENTIAL ROOF SPECS COMPOSITE SHINGLE ROOFING
APPLICABLE 2014 OREGON STRUCTURAL 2X4 TRUSSES SPACED C 24" O.C. Suite #: /I CITY OF TIGARD
CODES SPECIALTY CODE(SECTION 3111) DOUGLAS FIR#2(TRUE DIMENSION) By: A-� Date: I /(7 f BUILDING DIVISION
SYSTEM PANASONIC VBHN320KA03 320W ! ,"
TILT: 32°, 38° o ��}% `
24 MODULES AZIMUTH: 270°, 180°, 90° !�.�� • �„
24 X 320W= 7.68 kW w �,��, +�� .
a •
:,;�, �
24 ENPHASE IQ7X-96-2-US MICRO-INVERTERS AREA OF ROOF(PLAN VIEW)= 1,750 SF w • -�� 6* -��+f !/ �Y
MODULE PANASONIC VBHN320KA03 a %0�E% •. Z. ,' `' ,
SPECS AREA OF NEW ARRAY=433 SF w ''.,: . l;_ ,
(L)62.6"X(W)41.5"X(H) 1.50" (ARRAY< 25% OF ROOF AREA) - '
=�iy
WEIGHT=41 LBS ° -�� gwri;
017
COMBINED WEIGHT OF MODULES �'
Approv nians •
AND RACKING =c 4.5 PSF. ,\ ' ,;
Thal! be ( :h slf,*_ ./
�J.1 .`_
PROJECT NOTES ;:,(,
1. PV SYSTEMS AND SUPPORTING STRUCTURE UNOBSTRUCTED PATHWAY SHALL BE PROVIDED ,%i
SHALL COMPLY WITH REQUIREMENTS OF 2014 IN ADDITION TO A MINIMUM 12"UNOBSTRUCTED �+� �_ "_��al,
Y ��r,
OREGON STRUCTURAL SPECIALTY CODE PATHWAY ALONG EA. SIDE OF ANY HORIZONTAL 1j�.� �>�/-
(SECTION 3111) RIDGE. ":/1�1�1'
2. 3111.3.2- PV RACKING AND ATTACHMENTS SHALL BE UL 6. ROOF STRUCTURE IS CONVENTIONAL LIGHT Utility Dismnnect
1703 CERTIFIED. FRAMED WOOD CONSTRUCTION WITH 2X4 TRUSSES Electrical Panel
3. 3111.3.4- PV SYSTEM SHALL HAVE A FIRE AT 24"O.C. REFER TO ALLOWABLE SPAN Enphase Combirer Box •
CLASSIFICATION THAT IS EQUAL TO OR GREATER REQUIREMENTS IN TABLE 305.4.1. Utility Meter ��;
THAN THE ROOF ASSEMBLY REQUIRED BY OSSC 7. 3111.4.8.5.1 -DISCONNECTS, J-BOXES, COMBINER -1,,1;.r
SECTION 1505.1. BOXES OR GUTTERS SHALL NOT BE PLACED .. �%, �..} �-
4. 3111.4.3- 3111.4.7-PV LAYOUT SHALL NOT RESTRICT IN ANY REQUIRED PATHWAY OR CUTOUT. �� ,�rw'. �,Y� �•
EGRESS, LIGHT VENTILATION, OR ROOF DRAINAGE 8. 3111.5.3.1 -TOTAL SYSTEM WEIGHT �: .1
REQUIREMENTS. SHALL NOT EXCEED 4.5 PSF. PV MODULES ,"Wyk. /�r�� ill �%J.
5. 3111.4.8.1 -GENERAL PATHWAY REQUIREMENTS:ALL PV AND RACKING SHALL BE DIRECTLY ATTACHED
INSTALLATIONS SHALL INCLUDE A 36 INCH WIDE TO ROOF FRAMINGS AS SHOWN IN
PATHWAY MAINTAINED ALONG THREE SIDES OF THE CONNECTION DETAIL#2. ATTACHMENT
SOLAR ROOF. SPACING WILL BE 48"O.C. MAX,AND WHEN
EXCEPTION 1: ON STRUCTURES WITH A PV ARRAY ATTACHMENT LOCATED WITHIN 3'OF ROOF _ _
AREA OF 1,000 SF OR LESS INSTALLED ON A ROOF EDGE, HIP, EAVE, RIDGE SHALL BE 24"O.C. MAX. ' ��"
WITH A SLOPE THAT EXCEEDS 2:12 AND WITH AN 9. 3111.5.4- MAX MODULE HEIGHT< 18"OFF ROOF ':%,1.�
INTERSECTING ADJACENT ROOF AND WHERE NO SURFACE. (t. `
SECTION IS LARGER THAN 150 FEET MEASURED IN
LENGTH OR WIDTH.
EXCEPTION 1.1:WHERE PV ARRAY DOES NOT EXCEED LIABILITY i:';
25%AS MEASURED IN PLAN VIEW OF TOTAL The City Of Tigard and its '��,�-'
ROOF AREA OF A STRUCTURE,A MINIMUM OF 12" ' �"
Pmployees shall not be - ..Allf.,`
UNOBSTRUCTED PATHWAY SHALL BE MAINTAINED responsible for discrepancies
EXCEPTION 1.2:WHERE THE SOLAR ARRAY EXCEEDS which may appear herein, _
25%AS MEASURED IN PLAN VIEW OF TOTAL ROOF
AREA OF THE STRUCTURE,A MINIMUM OF ONE 36" DATE:November 19.2019 I SITE PLAN
VALIDITY OF PERMIT C St, 5A
THE ISSUANCE OF A PERMIT - ------- - ---•- Washougal,WA 98671 Epstein Residence 4
BASED ON CONSTRUCTION TEL:503-407-6820 15520 SW Empire Terrace hi tits
DOCUMENTS AND OTHER WA:421 C St,Unit9882NF Tigard,OR 97224 ll. .' .1
CCB(OR): 198787 (541)521-7890 ii
DATA SHALL NOT PREVENT `�
OFFICE
l THE CODE OFFICIAL FROM
REQUIRING THE CORRECTION
OF ERRORS. ORSC 105.4
I rt
of
_ L
MP3-SOUTH DORMER
, AIO O 0 0-0 0 0 • 0 _ _IIIk TILT:/ AZIMUTH: 180°
0 0 E-- 0 O aik II
O
O 0 —0 0
/ 2F
O O 0 ----0 O C'
nL _
MP1 /
O 0 0 0 TILT: 32°
AZIMUTH:270° /
C O 0 TRUSS CONNECTION POINTS
SPACED @ 48"O.C.MAX. MP2-NORTH DORMER
TILT:38°
/ AZIMUTH: 180°
2X4 PRE-ENGINEERED
MANUFACTURED TRUSS SPACED 2,.
@ 24"O.C.
TRUSS CONNECTION POINTS al — al — 0 — 0
SPACED @ 24"O.C.WHEN WITHIN ___A
36"OF ROOF EDGE
Ha-
0 — 0- - -0 0
0 — 0 — 0 - 0
3-0"
0 - 0 - 0 0
MP4
0
TILT:32°
AZIMUTH:90°
0 0
DATE:November 19,2019 ROOF PLAN I TILT=32',38° I AZIMUTH=270°,180°,90°
421 C St, Unit 5A
Epstein Residence System: �1
Washougal,WA 98671 .W
TEL:360.313.7190 15520 SW Empire Terrace 124)Panasonic VBHN320KA0 //� •���
WA: SUNBRSL882NF Tigard,OR 97224 (24)Enphase I07X-96-2-US ..�
CCB(OR): 198787 (541)521-7890 7.68 kW `\`�J
"'COMPASS IN RELATION TO MP1""
1 . Roof Detail 2. Connection Detail
Scale: NTS Scale: NTS
SOLAR COLLECTOR
MODULE DIMENSION MODULE(4 PSF,
r
VARIES I MAX.)
II II
it _ _
II
14
l i i i I
I
1f i
I
NEW SOLAR MODULE i
I4 c I I
i II
ARRAY AND SEC ON A ._._
ATTACHMENT SYSTEM
i
TO EXISTING ROOF
- CONNECT SOLAR I' 1.
TRUSS MODULE TO RAILS A I•,
WITH 1 CONNECTOR _14 4-
FOR EACH 8.SO FT. rink'iN
OR LESS OF MODULE i' O�M):t:�
II
SURFACE I ! I `:..:*:.�.
30' sV4
CORROSION RESISTANT „,
METAL RAIL ANCHOR TO n II „ �' O n
ALTERNATE ROOF FRAMING it II
72"MAX.ON CENTER PER
EXISTING 2X4 PRE-ENGINEERED SECTIONOV A-MA TYPICAL- MANUFACTURED TRUSS SPACIN
MANUFACTURED TRUSSES @ 24" PROVIDE A MINIMUM OF 2 .�— tgp 24"MAX ON CENTER
M.C. RAILS PER MODULE.
2
IRONRIDGE CONTINUOUS SUPPORT
RAIL AND CONNECTION POST BY
RAIL MANUFACTURER
v.
IRONRIDGE L-FOOT. INSTALL PER
MANUFACTURERS INSTALLATION
INSTRUCTIONS
DATE:November 19,2019
421 C St, Unit 5A
Washougal,WA 98671 Epstein Residence
TEL (360)313-7190 15520 SW Empire Terrace
WA: SUNBRSL882NF Tigard, OR 97224
CCB(OR): 198787 (541)521-7890
3-3
COND.IN CONT. MAX
CIRCUIT
CONDUCTOR
MP.
DROP
PV CIRCUITS FROM ARRAY TO COMBINER BOX COND.1D 10 AWG PV VV1RE,Cu CONDUIT CONDUIT
6 AWG BARE,COPPER CURRENT CUR5AANT 30.4 AED LENGTH 0.97%T RECEIVED
INVERTER TO 200A SERVICE PANEL 8 AWG THWN-2,CU 3 3/4'EMT 6 AWG BARE,COPPER 31.44A 39.3A 43.5A 10 FT 0.20% DEC 12 2019
INTERNAL VOLTAGE DROP WITHIN CABLING=0.72% CITY OF TIGARD
TOTAL VOLTAGE DROP=1.89% BUILDING DIVISION
AC DISCONNECT
WITHIN 10 FT OF
UTILITY METER
MODULES& ENPHASE
MICRO-INVERTERS COMBINER 200A SERVICE
BOX PANEL
BOA NON FUSED
INTERCONNECTION
Stung Size:12 modules ••— AC DISCONNECT 200A Main _ gY 40A CIRCUIT 120/240 VOLT,
Breaker // BREAKER
+ - r / THREE-WIRE,SINGLE-PHASE
C) O O Utility
Skiing Size:12 modules ••—
V_ [
N
#6 BARE COPPER
GROUNDING
ELECTRODE
VOLTAGE DROP CALCULATION NEC PV LABELING REQUIREMENTS
1.INTERNAL VOLTAGE DROP WITHIN CABLING OMAIN PANEL PLACARD(NOT REQUIRED) iJ JUNCTION BOX&AC DISCONNECT&PANEL
12 micro inverters per branch circuit=0.72%
PV SYSTEM CHARACTERISTICS &UTILITY DISCONNECT(690.17)(PLACARD)
7.68 KW SOLAR ELECTRIC SYSTEM
2.VOLTAGE DROP FROM SOLADECK TO ENPHASE °MODULES(690,51) 24 PANASONIC VBHN320KA03 320W SOLAR MODULES I WARNING:ELECTRICAL SHOCK HAZARD
COMBINER 24 ENPHASE 107X-96-2-US INVERTERS DO NOT TOUCH TERMINALS.
12 mbroinverter circuit: OPERATING
CIRCUIT VOLTAGE: 70.5 V TERMINALS ON BOTH THE LINE AND LOAD SIDES MAY BE
OPERATING VOLTAGE: 58.7 V bb�� ENERGIZED IN THE OPEN POSITION.
%Vdrop=(1.31 A'12)'(Y60 6)'(0.00124 ohms/8)1(240 V) MAXIMUM SYSTEM VOLTAGE: 600 V VAC CIRCUIT BREAKER(690.64-705.12)
=0.00974100%=0.97%AC VOLTAGE DROP OPERATING CURRENT: 5.46 A WARNING:INVERTER OUTPUT CONNECTION UCONDUITS&JUNCTION BOX(690.31)(STICKER)
SHORT-CIRCUIT CURRENT: 5.89 A DO NOT RELOCATE THIS CIRCUIT BREAKER
3.VOLTAGE DROP FROM ENPHASE COMBINER TO MAXIMUM POWER: 320 W - _ WARNING:PHOTOVOLTAIC POWER SOURCE l
MAIN ELECTRICAL PANEL AC DISCONNECT&PANEL(690.54) 0 PANEL(705.12)(STICKER)
%Vdrop=(1.31 A•24)•(Y10 e)'(0.000778 ohms/10/(240 V) °AC DISCONNECT(690.13)
•0.00204100%=0.20%AC VOLTAGE DROP 1I RATED AC OUTPUT CURRENT: 31.44 A WARNING:DUAL POWER SOURCE,SECOND SOURCE IS
J PHOTOVOLTAIC AC DISCONNECT II NOMINAL OPERATING AC VOLTAGE: 240V PHOTOVOLTAIC SYSTEM
TOTAL VOLTAGE DROP=0.72%•0.97%•0.20%=1.89% - 1J _. _ _ _
421 C St,Unit 5A Epstein Residence System size:7.65 kW SINGLE LINE DIAGRAM,GRID TIED SOLAR PV SYSTEM
Sun Washougal,WA 98671 15520 SW Empire Terrace (24)Panasonic VBHN32OKA03 320W Modules
5 O L A R TEL:(360)313 7190 Tigard,OR 97224 (24)Enphase IQ7X-96-2-US Micro-Inverters DATE:November 19,2019
DRAWN BY:SM
CCB(OR): 198787 (541)521-7890 VOLTAGE DROP:1.89%