SPX Cooling Technologies Marley Sigma Steel Ventilation Hood User Manual


 
Marley
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Sigma Steel Cooling Tower
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5
only accomplish the specified thermal performance—
but which will include normal operation- and mainte-
nance-enhancing accessories and features. It will also
incorporate those standard materials which testing
and experience has proven to provide best results in
normal operating conditions.
Pages 20 thru 27 provide some paragraphs intended
to add those features, components, and materials that
will customize the tower to meet the user's require-
ments.
Space does not permit definition and explanation of
all of the possible options that can be applied to the
Sigma Steel. SPX Cooling Technologies realizes that
you, the purchaser, must be happy with the tower's
characteristics, and we are prepared to provide—or
provide for—any reasonable enhancement that you
are willing to define and purchase.
Your needs will become part of the continuing better-
ment of this Marley product line.
T
he Sigma Steel is a galvanized steel, field-erected,
general purpose crossflow cooling tower, designed
to serve normal air conditioning and refrigeration sys-
tems as well as medium sized industrial loads. Evolv-
ing from the crossflow concept of towers pioneered
by Marley in 1938, and incorporating over 70 years of
design advancements, the Sigma Steel represents the
current state of the art in this cooling tower category.
This booklet not only relates the language to use in
describing an appropriate Sigma Steel cooling tow-
er—but also defines why certain items and features
are important enough to specify with the intention of
insisting upon compliance by all bidders. The left-hand
column of pages 11 thru 25 provides appropriate text
for the various specification paragraphs, whereas the
right-hand column comments on the meaning of the
subject matter and explains its value.
Pages 12 thru 19 indicate those paragraphs which will
result in the purchase of a cooling tower which will not