REC Installation Manual - REC Solar Panels - IEC
61215
/
61730
Rev L
-
09
.
21
Ref: PM
-
IM
-20
9
CAUTION
The center point of each clamp and the minimum grip length must be fully located in the same clamping zones to be rated to that load (fig.
4
).
If the panel is secured in zones with di
ff
erent load values, it is rated to the lowest load value only.
Rail positioning
Rail positioning
Fig.
4
: Clamping of REC TwinPeak
4
Series panels with rails parallel to long side of the panel
Rail position
Rail position
MOUNTING REC TWINPEAK
4
SERIES PANELS WITH CONTINOUS RAILS PARALLEL TO LONG SIDE OF THE PANEL
A continous rail (or other support structure) spans the complete underside of the panel.
Legend
Clearance Gap
Clamping zone
20-40
mm
40-60
mm
>
60
mm
<
20
mm
Test Load
(Design Load)
Test Load
(Design Load)
Test Load
(Design Load)
Test Load
(Design Load)
0
-
650
mm
+
1200
Pa /
-1200
Pa *
(+
800
Pa /
-800
Pa)
+
3000
Pa /
-2400
Pa
(+
2400
Pa /
-1600
Pa)
+
5400
Pa /
-2400
Pa
(+
3600
Pa /
-1600
Pa)
X
0
-
100
mm
X
+
1200
Pa /
-1200
Pa *
(+
800
Pa /
-800
Pa)
+
1600
Pa /
-1600
Pa *
(+
1066
Pa /
-1066
Pa)
X
100
-
250
mm
X
+
800
Pa /
-800
Pa *
(+
533
Pa /
-533
Pa)
+
2400
Pa /
-2400
Pa
(+
1600
Pa /
-1600
Pa)
X
Once a module is secured in each of the
4
zones (fig.
2
), additional clamps, i.e.,
≥5
, may be freely located on panel frame without
a
ff
ecting the warranty. Loads marked with a
*
were not certified as part of IEC
61215
/
61730
testing; these have been evaluated by
REC’s internal testing process.
Sh
or
t S
id
e
M
ou
nt
in
g
Lo
ng
S
id
e
M
ou
nt
in
g
250 mm [9.8 in]
100 mm [3.9 in]
0
0
250 mm [9.8 in]
100 mm [3.9 in]
0
650 mm [25.6 in]
250 mm [9.8 in]
100 mm [3.9 in]
0
0
250 mm [9.8 in]
100 mm [3.9 in]
0
650 mm [25.6 in]
