Data Aire DAFC-11 Manual de usuario descargar pdf (Pagina 4)

Data Aire Fluid Cooler - DAFC

Guide Speciﬁ cations

Unit Cabinet - Casings shall be constructed of heavy gauge aluminum, thoroughly rein-

forced with riveted gussets.

Fan outlets shall provide additional strength to fan panel and assure even air ﬂ ow for quiet

operation.

Mounting legs shall be constructed of heavy gauge aluminum and shall be shipped with the

unit for ﬁ eld installation.

Coil - Coil shall be constructed of plate type die formed, aluminum ﬁ ns mechanically bond-

ed to copper tubes/ﬁ ns shall employ full height, self-spacing collars which completely cover

tube surface. Coil shall be pressure and leak tested at 425 PSIG air under warm water,

evacuated, dehydrated, and sealed with caps on connections.

Fans - Propeller fans, carefully matched to the coil, shall cover a large percentage of the

coil face area providing a uniform air distribution. The direct drive fans shall have heavy

gauge aluminum blades securely riveted to zinc plated, chromate treated center hubs. All

fans, statically and dynamically balanced before shipment, shall operate at low tip speeds

for minimum vibration and low sound levels.

Fan Motors - Fan motors shall be heavy duty PSC or single phase motors with perma-

nently lubricated ball bearings. All motors shall be thermally protected against burnout,

and may be started by a single contactor. Protective slingers shall shield the motor from

weather damage.

All motors shall be factory wired with leads terminating in a weatherproof junction box lo-

cated on the outside of unit casing.

Fan Guards - Fan guards shall be constructed of heavy gauge, close meshed steel wire

with corrosion-resistant coating.

E.T.L. Listing - All 60- Hz. models shall be E.T.L. listed

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Data Aire DAFC-11 Manual de usuario Pagina 4