The
wind
farm
is
being
developed
by
Pattern
Energy
and
AEI.
The
mining
division
of
Antofagasta,
which
is
the
parent
company
of
Minera
Los
Pelambres
–
the
power
offtaker
–
has
also
purchased
a
stake
in
the
project.
The
115MW
contract
with
Siemens
includes
a
five-year
service
and
maintenance
agreement.
Installation
is
scheduled
to
begin
in
spring
2013,
with
commissioning
planned
for
early
2014.
El
Arrayán
is
located
about
400km
north
of
Santiago
on
the
coast
of
the
Coquimbo
IV
Region.
Once
completed
it
will
be
the
largest
wind…
