15
10.
LIGHTNING
PROTECTION
In
case
the
collector,
is
placed
on
the
highest
part
of
the
building
as
usual,
special
measures
for
lightning
protection
shall
be
taken
according
to
the
pertinent
regulations.
One
lighting
rod
should
be
considered
to
install
.If
there
is
ready
–
made
lightning
protection
device,
please
connect
it
with
collector
.
11.
ANTIFREEZE
PROTECTION
Depending
on
the
place
of
the
collector(s)
installation
there
are
potential
freezing
conditions
that
can
cause
damage
to
the
collector
and
the
piping.
Thus
the
use
of
propylene
glycol
as
antifreeze
for
the
protection
of
the
collector(s)
and
piping
is
obligatory
.
The
following
table
gives
the
necessary
volume
ratio
of
antifreeze
(water
‐
antifreeze
mixture)
for
protection
against
low
ambient
temperatures,
while
table
no
2
gives
the
capacity
of
collector
S
2.0
in
water.
Summary of Contents for SI 150
Page 1: ...1 INSTALLATION AND MAINTENANCE MANUAL SI 150 2...
Page 4: ...4 Warrantee...
Page 7: ...7 2 INSTALLATION INSTRUCTIONS SI 150 2...
Page 12: ...12 6 COLLECTOR COUPLING...
