23
System sizing
SQFlex
North-America (July)
Sizing table
T
M
02
87
43
08
04
T
ilt
an
g
le 45˚
T
ilt
an
g
le 30˚
T
ilt
an
g
le 15˚
110
120
100
80
70
50
60
40
30
20
10
90
110
120
100
80
70
90
H
I
K
L
M
J
J
J
G
G
H
H
F
I
I
II
I
Canada
Mexico
TX
CA
OR
WA
ID
NV
UT
AZ
ND
SD
KS
NE
WY
OK
NM
CO
AR
MI
AL
MS
GA
NC
SC
MN
IA
WI
IL
IN
OH
NY
VA
LA
FL
Zone
Solar
radia-
tion
Required head [ft]
No. of 50 Wp
modules
Power [Wp]
20
40
60
90
120
160
180
220
(A)
260
300
340
360
390
Zon
e K -
t
ilt
a
ngle 30
°
7.3
kWh/m
2
per day
Required flow [gal/day]
4
200
5810
3380
2770
1740
1060
819
766
687
608
502
423
370
291
25
SQF-3
11 SQF-2
6
SQF-
2
3 SQF-2
13600
6340
5150
4020
2990
2060
1820
1530
(B)
1240
1080 1000
951
872
8
(D)
400
(E)
75
SQF-3
25
SQF-
3
11 SQF-2
6 SQF-2
(C)
3 SQF-2
20400
9670
6970
5230
4490
3490
3060
2190
1960
1720 1510 1370 1190
12
600
75
SQF-3
25 SQF-6
11 SQF-2
6 SQF-2
25900
14100
9700
5890
5150
4440
4070
3280
2460
2090 1900 1850 1690
16
800
75 SQF-3
25
SQF-6
3 SQF-2
6 SQF-2
30400
18400 12100 7980
5550
4940
4620
3910
3280
2480 2170 2090 1930
20
1000
75 SQF-3
25
SQF-6
11 SQF-2
6 SQF-2
