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v130207
BERNT LORENTZ GmbH & Co. KG Kroegerskoppel 7, 24558 Henstedt-Ulzburg, Germany, Tel. +49 (0) 4193 7548 - 0, Fax - 29, www.lorentz.de
Errors excepted and possible alterations without prior notice.
Figure 7: Typical assembly of control-
ler and junction box on the solar array
mounting pole
Boxes are secured using slotted strut and
conduit clamps. Bare ground wires bond the
PV modules to the controller enclosure, and
continue down to the ground rod. Flat braid is
flexible and eliminates the need for terminal
lugs.
Mount the controller on the north side of the
pole to reduce solar heating.
slotted strut (Unistrut
®
or equivalent),
cut to the width of the box
conduit clamp to fit slotted strut
hose clamp
Figure 8: Conduit holes
3 holes for 3/4 in conduit (28 mm)
1 hole for 1 1/4 in conduit (45 mm)
Holes are in a removable plate that can be reversed.
Rubber plugs are included for unused holes.
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