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PAQUETES > WSC |
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The units shall be
convertible airflow. The operating range shall be between 115°F
and 0°F in cooling as standard from the
factory for all units. Cooling performance shall be rated in
accordance with ARI testing procedures. All units shall be
factory assembled, internally wired, fully charged with
R-22, and 100 percent run tested to check cooling operation, fan
and blower rotation and control sequence, before leaving
the factory. |
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Wiring
internal to the unit shall be colored and numbered for
simplified identification. Units shall be UL listed and labeled,
classified in accordance to UL 1995/CAN/CSA No. 236-M90 for Heat
Pumps. Canadian units shall be CSA Certified.
Casing
Unit casing shall be constructed of zinc coated, heavy gauge,
galvanized steel. Exterior surfaces shall be cleaned,
phosphatized, and finished with a weather-resistant baked
enamel finish.
Unit’s surface shall be tested 100 hours in a salt spray test in
compliance with ASTM B117. Cabinet construction shall
allow for all maintenance on one side of the unit.
Service panels shall have lifting handles and be removed and
reinstalled by removing only a single
fastener while providing a water and air tight seal. All exposed
vertical panels and top covers in the
indoor air section shall be insulated with cleanable foil faced,
fireretardent permanent, odorless glass fiber material. The base
of the unit shall be insulated with 1/2 inch, 1 pound density
foil-faced, closed-cell material. All
insulation edges shall be either captured or sealed. The unit’s
base pan shall have no penetrations within the perimeter of
the curb other than the raised 11/8 inch high downflow
supply/return openings to provide an added water integrity
precaution, if the condensate drain backs up. The base of
the unit shall have provisions for forklift and crane lifting,
with forklift capabilities on three sides of the unit. |
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FICHA TÉCNICA
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