ELECTRICAL NOTES PV SYSTEM NOTES AGNES ......Site Location Map - NTS AGNES SCOTT SOCCER FIELD -...
Transcript of ELECTRICAL NOTES PV SYSTEM NOTES AGNES ......Site Location Map - NTS AGNES SCOTT SOCCER FIELD -...
Site
Location Map - NTS
AGNES SCOTT SOCCER FIELD - SOLAR
115 E. Dougherty St, Decatur, GA 30030
Ground-Mounted Installation
18.585kW
N
S
E
W
ELECTRICAL NOTESPV SYSTEM NOTES
ELECTRICAL REQUIREMENTS
MATERIALS AND METHODS
AS BUILT
DRAWINGS
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PV01
NOTES,
SCHEDULE
&
CALCULATIONS
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NUMBER
PV01
PV02
PV03a
PV04a
SHEET NAME
NOTES, SCHEDULE AND CALCULATIONS
LAYOUT
LAYOUT WITH WIRING - DC
SINGLE-LINE DIAGRAM AND ELECTRICAL PLAN
PV05 PRODUCT SPECIFICATION
PV06 BLANK
PV04b SIGNAGE DETAILS
DRAWING LIST
REVISION HISTORY
REVISION
NUMBER
DESCRIPTION
PV03b LAYOUT WITH WIRING - AC
PV07 BLANK
PV08 DETAILS
NUMBER SHEET NAME
DRAWING LIST (CONT)
COMMUNICATIONS LAYOUTPV09
- FOR CONSTRUCTION
A AS BUILT
GEORGIA POWER
SUBSTATION
AREA FOR INVERTERS
PV ARRAY:
64 RENESOLA
295W MODULES
106'-9"
OVERALL
11'-2 1/4"
BUILDING
TENNIS COURTS
SOCCER FIELD
PARKING
BRICK ELEVATED WALL
BRICK ELEVATED LEVEL
WALKING PATH
ACCESS GATE
GREEN AREA
EXISTING ELECTRICAL POST
(INTERCONNECTION POINT)
NEW
ELECTRICAL
POST
SOLAR UTILITY
DISCONNECT & METER
E. DOUGHERTY ST
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PV02
LAYOUT
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SYSTEM LAYOUT
PLAN VIEW
A
NOTES:
1. LOCATIONS OF DISCONNECTS AND EQUIPMENT ARE APPROXIMATE;
THEY ARE SUBJECT TO ON-SITE REQUIREMENTS AND SHOWN HERE FOR
VISUAL CLARITY. INVERTERS AND AC COMBINER #1 ARE LOCATED NEXT
TO THE ARRAY TO THE EAST.
N
S
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Project:
AGNES SCOTT SOCCER FIELD -
SOLAR
Address:
115 E. Dougherty St, Decatur, GA 30030
System Size:
18.585kW
MODULE: Renesola 295W
MODULE Qty:
63
Tilt: 45°
Azimuth: 180°
Mounting:
Ground-Mounted
AREA FOR INVERTERS
SEE PV-03b/C
TENNIS COURTS
SOCCER FIELD
BRICK ELEVATED
LEVEL
WALKING PATH
A1-1A1-10
A2-1A2-10
B4-1B4-11
A3-1A3-10
B5-1B5-11
B6-1
B6-11
ABOVE GROUND IN
RIGID CONDUIT
UNDER GROUND IN
PVC-40 CONDUIT
SEE PV-08/H
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DRAWINGS
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PV03a
LAYOUT WITH
WIRING - DC
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LAYOUT WIRING - DCA
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NOTES:
1. N/A
LEGEND:
DC HOME RUNS: STRINGS TO
COMBINER BOXES
DC STRINGS
GEORGIA POWER
SUBSTATION
AREA FOR INVERTERS
SEE PV-03b/C
ACCESS GATE
GREEN AREA
EXISTING ELECTRICAL POST
(INTERCONNECTION POINT)
NEW
ELECTRICAL
POST
SOLAR UTILITY
DISCONNECT & METER
SEE DETAIL B
E. DOUGHERTY ST
ABOVE GROUND IN
RIGID CONDUIT
UNDER GROUND IN
PVC-40 CONDUIT
SEE PV-08/H
SOLAR PRODUCTION METER
MOUNTING UNISTRUT
FROM AC COMBINER AT ARRAY IN
1 1/2" PVC CONDUIT UNDERGROUND
UTILITY AC DISCONNECT
FROM DISCONNECT IN 1 1/2" PVC CONDUIT
TO NEW GEORGIA POWER
POST IN 2" PVC CONDUIT;
CONNECTED UNDERGROUND
GROUNDING ELECTRODE
CONDUCTOR TO ROD
1'-8"
BA
FROM MODULES' HOME RUNS
TO INVERTERS IN TWO 1 1/4"
LIQUIDTIGHT CONDUITS
INVERTER
INVERTER
AC COMBINER
FOR COMMUNICATIONS
1 1/4"LIQUIDTIGHT
BOX FOR COMMUNICATIONS
FROM INVERTER TO AC COMBINER
1" RIGID
FROM INVERTER TO AC COMBINER
1" RIGID
FROM AC COMBINER TO AC
DISCONNECT 1 1/2" RIGID ABOVE
GROUND, ATTACHED TO CONCRETE
SLAB UNTIL TRANSITION TO
UNDERGROUND IN PVC
1'-8"
1'-0" TYP
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PV03b
LAYOUT WITH
WIRING - AC
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EQUIPMENT MOUNTING - AC
EAST OF SOLAR MODULES
C
LEGEND:
RUN FROM AC COMBINER
TO AC DISCONNECT
RUN FROM AC DISCONNECT TO NEW
ELECTRICAL POST - UNDERGROUND
RUN FROM NEW ELECTRICAL POST TO
EXISTING ELECTRICAL POST - OVERHEAD
LAYOUT WIRING - ACA
EQUIPMENT MOUNTING - AC
NEXT TO EXISTING SUB-STATION
B
NO. ITEM PART NO. DESCRIPTION QTY
1 SOLAR MODULE JC295M-24/Abh RENESOLA 295W 63
2a DC DISCONNECT
SMA INTEGRAL
DC DISCONNECT
DC DISCONNECT; PART OF SMA INVERTER2
2b INVERTER
SMA SUNNYBOY
SB 7700-US-22
SMA 7.7KW - 1-PHASE INVERTER, 240V, NEMA 3R;
MPPT VOLTAGE RANGE OF 270V-480V.
2
3 AC COMBINER P1A18MC250A
SIEMENS, 240VAC,1Ø 250A OUTDOOR PANELBOARD
NEMA 3R; FUSED AT 100A MAIN BREAKER, WITH
GROUND KIT AND NEUTRAL KIT.
1
4 BREAKERS TBD TWO 2-POLE 40A BREAKERS 2
5 AC DISCONNECT HF223NR
SIEMENS HEAVY DUTY, 2-POLE, 240V, 100A; FUSED AT
100A ; NEMA 3R WITH NEUTRAL KIT AND GROUND KIT;
OR EQUIVALENT MANUFACTURER
1
6 METER TBD PRODUCTION METER 1
1 CONDUIT SCHEDULE
COMPONENT SCHEDULE
MODULE WATTAGE 295W
TOTAL NUMBER OF STRINGS IN PARALLEL 6
NUMBER OF MODULES IN SERIES 11 & 10
TOTAL NUMBER OF INVERTERS 2
TOTAL NUMBER OF MODULES 63
TOTAL SYSTEM POWER @ STC (DC)
18.585kW
SYSTEM SUMMARY
5
TO ELECTRICAL
POST /
TRANSFORMER
AC
DISCONNECT
6
5
LEGEND:
COMPONENT
CONDUCTOR/ CONDUIT
SIGN - SEE PV 04b
#
#
#
6
AT SITE OF SOLAR PANELS
ON FIELD
AT SUBSTATION
GEORGIA POWER
SOLAR PRODUCTION
METER
6
#8 CU
GRD
ROD
UFER CMP
PV MODULE ARRAY "TYPE A" - 1 INVERTER
10 MODULES PER STRING
3 STRINGS PER INVERTER
295W MODULES
1 2 10
1 2 10
STRING #1
TYP-1a
EGC FROM RACKING AND MODULES
TO INVERTER GROUNDING STUD
2b
2a
2 - TYP
ID
CONDUCTOR
TYPE AND SIZE
NUMBER OF
CONDUCTORS
NEUTRAL
SIZE
GROUND
SIZE
CONDUIT SIZE
CONDUIT
LOCATION
FROM TO
MAX
DISTANCE
(FT)
1
#10 AWG
PV WIRE CU
12
CONDUCTORS
- #6 CU
FREE AIR OR
1 1/4 " LIQUIDTIGHT
FREE AIR AND
CONDUIT
MODULES
SMA
DISCONNECT
100
2*
#8 AWG
PV WIRE CU
L1,L2,N &GND#8 CU #8 CU
N/A INSIDE OF
INVERTER
N/A
SMA
DISCONNECT
INVERTER 2
3 #8 THWN-2 CU
3-WIRE
(2+N+GND)
#8 CU #8 CU
(2) 1" RIGID
IN CONDUIT INVERTER AC COMBINER 15
4
#1 THWN-2
ALUM
3-WIRE
(2+N+GND)
#6 ALUM #6 ALUM
1
1
2
" RIGID ABOVE
GROUND, THEN 1
1
2
"
PVC-40 UNDER GROUND
TO DISCO
IN CONDUIT AC COMBINER
AC
DISCONNECT
250
5
#1 THWN-2
ALUM
L1 & L2 - -
1 1/2" PVC
ABOVE GROUND
IN CONDUIT
AC
DISCONNECT
METER 10
6*
#1 THWN-2
ALUM
L1 & L2 - -
2" PVC-40 APPROACH
FROM UNDERGROUND
IN CONDUIT METER
TRANSFORMER
CONNECTION
POINT
10
4
1 - TYP
TO
A
C C
OM
BIN
ER
L1
L2
N
G
3 - TYP
INVERTER A
1 2 10
STRING #2
STRING #3
AC COMBINER
3 4
PV MODULE ARRAY "TYPE B" - 1 INVERTER
11 MODULES PER STRING
3 STRINGS PER INVERTER
295W MODULES
1 2 11
1 2 11
STRING #1
TYP-1a
EGC FROM RACKING AND MODULES
TO INVERTER GROUNDING STUD
2b
2a
2 - TYP
1 - TYP
TO
A
C C
OM
BIN
ER
L1
L2
N
G
3 - TYP
INVERTER B
1 2 11
STRING #2
STRING #3
INVERTER A - L1
INVERTER A - L2
INVERTER B - L1
INVERTER B - L2
INVERTER A - N
INVERTER B - N
INVERTER A - GND
INVERTER B - GND
* PROVIDED BY OTHERS
1 & 3
1 & 3
4 & 5
7
MPPT1
MPPT2
2 2a
MPPT1
MPPT2
2 2b
END OF SIDEWALK
NEAR TENNIS COURTS
ABOVE GROUND IN
RIGID CONDUIT
UNDER GROUND IN
PVC-40 CONDUIT
AS BUILT
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PV04a
SINGLE LINE
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EQUIPMENT NOTES:
1. RED LABELS WITH WHITE LETTERS. "WARNING" SHALL BE 3/8" TALL.
ALL OTHER LETTERS SHALL BE 1/4" TALL.
INTERACTIVE POWER FLOWING
THROUGH THIS PANEL
PANEL COMBINES THE AC OUTPUT FROM
INVERTERS A & B LOCATED NEAR THIS PANEL
MAX AC OUTPUT CURRENT = 64 A
NOMINAL AC VOLTAGE = 240 V
4. LOAD CENTER (AC COMBINERS #1) PER NEC 690.17 AND 690.54
QUANTITY: 1
INVERTER A
INVERTER B
PV SYSTEM
ELECTRICAL
PRODUCTION
METER
WARNING!
INVERTER OUTPUT CONNECTION
DO NOT RELOCATE THIS OVERCURRENT
DEVICE
5. BREAKER AT AC COMBINER PER SECTION 690.54, AND 705.12(D)(7)
WARNING!
DISCONNECT IS ENERGIZED FROM TWO
SOURCES: SOLAR SYSTEM AND UTILITY GRID
THE UTILITY DISCONNECTING MEANS FOR THIS
PHOTOVOLTAIC SYSTEM IS AT THE SOLAR DISCONNECT
LOCATED SOUTH OF THE POWER SUBSTATION BETWEEN
THE TENNIS COURTS AND EAST DOUGHERTY STREET.
3 AT INVERTER PER SECTION 690.56(B) AND 690.54
QUANTITY: 2
THIS SWITCH DISCONNECTS THE PHOTOVOLTAIC SYSTEM
LOCATED SOUTH OF THE TENNIS COURTS & E.DOUGHERTY
ST; THE DC SOLAR POWER DISCONNECT IS LOCATED NEXT
TO THE SOLAR MODULES AT INVERTERS A&B. THE
OUTPUTS FROM THE SOLAR INVERTERS ARE COMBINED
ON AC PANEL #1, WHICH IS ALSO NEAR THE MODULES.
6. AT SERVICE DISCONNECT PER SECTION 690.56(B)
MAX AC OUTPUT CURRENT = 32 A
NOMINAL AC VOLTAGE = 240 V
THIS PHOTOVOLTAIC SYSTEM INTERCONNECTS TO THE
ELECTRICAL GRID AT THE ELECTRICAL POST LOCATED
SOUTH OF THE POWER SUBSTATION BETWEEN THE
TENNIS COURTS AND EAST DOUGHERTY STREET.
WARNING!
ELECTRICAL SHOCK HAZARD
DEDICATED SOLAR PHOTOVOLTAIC COMBINING
PANELBOARD
PANELBOARD CONTAINS BACKFED CIRCUIT BREAKERS
THAT MAY BE ENERGIZED IN THE OPEN POSITION
DO NOT CONNECT ADDITIONAL LOADS !
7. AT PRODUCTION METER
AC DISCONNECT FOR
SOLAR PV SYSTEM
WARNING!
DC VOLTAGE IS ALWAYS PRESENT WHEN
MODULES ARE EXPOSED TO SUNLIGHT
MAXIMUM POWER-POINT CURRENT (Imp): 24.39A
MAXIMUM POWER-POINT VOLTAGE (Vmp): 399.3V
MAXIMUM SYSTEM VOLTAGE (Voc @Tmin): 544.8V
NEC MAXIMUM CURRENT (Isc x 1.25): 32.33A
WARNING
ELECTRIC SHOCK HAZARD
DO NOT TOUCH TERMINALS. TERMINALS ON
BOTH THE LINE AND LOAD SIDE MAY BE ENERGIZED
IN THE OPEN POSITION
2a LABEL PER SECTION 690.17(4), 690.53.
DC COMBINER A
TOTAL QUANTITY: 1
1 FOR INVERTERS "A" THOUGH "B".
2 TOTAL
AC DISCONNECT #1
AC COMBINER #1
MAX AC OUTPUT CURRENT = 64 A
NOMINAL AC VOLTAGE = 240 V
QUANTITY: 1
DC COMBINER A
2 FOR DC COMBINERS "A" THROUGH "B".
2 TOTAL
DC COMBINER B
WARNING!
DC VOLTAGE IS ALWAYS PRESENT WHEN
MODULES ARE EXPOSED TO SUNLIGHT
MAXIMUM POWER-POINT CURRENT (Imp): 24.39A
MAXIMUM POWER-POINT VOLTAGE (Vmp): 363.0V
MAXIMUM SYSTEM VOLTAGE (Voc @Tmin): 495.3V
NEC MAXIMUM CURRENT (Isc x 1.25): 32.33A
WARNING
ELECTRIC SHOCK HAZARD
DO NOT TOUCH TERMINALS. TERMINALS ON
BOTH THE LINE AND LOAD SIDE MAY BE ENERGIZED
IN THE OPEN POSITION
2b LABEL PER SECTION 690.17(4), 690.53.
DC COMBINER B
TOTAL QUANTITY: 1
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PV04b
SIGNAGE
DETAILS
NTS
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AS BUILT
DRAWINGS
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PV05
PRODUCT
SPECIFICATIONS
NTS
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8' 3
11
16
"
MIN
SOUTH
RETAINING WALL:
7FT TALL TO LOWER TERRACE
EXISTING "SIDEWALK"
FENCE
TENNIS COURT FLOOR
2 RENESOLA 77" LENGTH MODULES
IN PORTRAIT
3" MIN
45°
FROM
AC COMBINER
TO
METER
L3
L2
L1
N
G
L1
L2
L3
TO GROUND
ROD
TO
METER
XXX
XXX
MODULES
SOLAR MODULE GROUNDING
WEEB LOCATION
SEE NOTE 1 & 3
RACKING
PURLINS
SOLAR MODULE GROUNDING
WEEB 11.5 LOCATION
SEE NOTE 2 & 3
RACK PURLIN
SOLAR MODULE FRAME
W
E
E
B
1
1
.
5
X
RACK GROUNDING
WEEB LUG LOCATION
SEE NOTE 3 & 4
RACKING PURLINS
WEEB LUG
FOR RACKING
BARE COPPER
GROUND WIRE FROM
RACK Z-PURLINS TO
INVERTER
SET SCREW
PLANE IN CONTACT
WITH RACK
NEGATIVE
CONDUCTOR
TOCOMBINER BOX
POSITIVE
CONDUCTOR
TOCOMBINER BOX
MODULES CONNECTED IN SERIES:
MALE TO FEMALE
SEE NOTE 5
AS BUILT
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PV08
DETAILS
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RACKING
SIDE VIEW
GEQUIPMENT WIRING
UTILITY AC DISCONNECT
E
GROUNDING
MODULES
A GROUNDING
MODULE WEEB LOCATION
B GROUNDING
RACKING
C GROUNDING
WEEB LUG DETAIL
D
NOTES:
1. THE DEPLOYMENT OF THE WEEB 11.5 WASHERS IS ONE (1)
PER PV MODULE. INSTALL IN THE SAME MODULE LOCATION
FOR EACH MODULE.
2 WHEN INSTALLING THE WEEB-11.5 INTO THE ZEE PURLIN
MODULE HOLES, ORIENTATION IS CRITICAL. THE WEEB
MUST BE POSITIONED SO THAT A PERSON LOOKING AT THE
WEEB FACING THE RACK (FACING NORTH) CAN READ THE
TEXT ON THE FRONT OF THE WEEB.
3. READ RBI'S GROUND MOUNT SYSTEM MODEL GM-I
ASSEMBLY INSTRUCTIONS AND RBI'S SOLAR DRAWINGS
FOR THE MANUFACTURER'S INSTRUCTIONS ON RACKING
AND GROUNDING.
4. RACKING GROUNDING LUGS CAN BE PLACED AT THE END
OF EACH ZEE PURLIN OF A CONTINUOUS SUB-ARRAY ROW;
MOST PREFERABLY ON THE SIDE CLOSEST TO AN
INVERTER.
5. MODULES SHALL BE WIRED FROM POSITIVE TO NEGATIVE IN
SERIES, IN THE ORDER DEPICTED ON PV03a, AND WITH THE
APPROPRIATE WIRING METHODS AS STATED ON NEC 690
SECTION IV.
MODULE WIRING
SERIES WIRING METHOD
F
MODULE JUNCTION BOXES
ORIENTATION
H
B
RS485
A
RS485
INTERNET
AS BUILT
DRAWINGS
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PV09
COMMUNICATIONS
LAYOUT
NTS
A 01/22/15
COMMUNICATIONS
SCHEMATIC
A
NOTES:
1. INVERTER COMMUNICATION RS485 CABLES ARE CONNECTED IN
A DAISY-CHAIN CONFIGURATION.