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Centrifugal Fans

Centrifugal fans available in 6 sizes from 5" up to 23.5" inlet. Designed to exhaust fumes from highly corrosive environments such as laboratories, chemical plants, hospitals, universities, etc. The all-polypropylene construction and thick walls ensure maximum protection against acids and corrosion.

Unit of Measure

Specifications

Wheel Diameter

N/A 30.50 in

Temperature Limitation

Temperature Limitation

N/A Polypropylene casing and wheel recommended for operation at 60° C/140°F with peaks up to 80° C/176° F.
CAUTION! Only run above 60° C/140° F for short periods (few minutes) of time.

Impeller/Wheel

Impeller/Wheel

N/A Wheel shall be Backward Inclined non-overloading type and constructed of uniformly Injection Molded polypropylene. Blower
Wheel shall be both electronically and dynamically balanced. Blower Wheel shall be supplied with a Hubcap made of polypropylene
to protect motor shaft end and hub. Blower Wheel shall be suitable for RPM Specified by Performance Chart. All Wheel assembly
hardware shall be Teflon Coated for maximum corrosive resistance. Metal in the airstream will not be tolerated.

Application

Application

N/A The PLASTEC® 50 Blower is designed to exhaust highly corrosive air in applications such as Laboratory Hoods, Water/Wastewater
Industry, Metal Processing, Food Processing, Marine Industry, Air Scrubbers, Chemical Rooms/Cabinets
and many other types of corrosive air applications.

Motor Support

Motor Support

N/A Motor Support Stand shall be steel with enamel coating. Motor Weather Protection shall be included. Motor Support Stand to
include Flange hardware to rigidly support blower housing for maximum stability.

Motors

Motors

N/A Motors shall be direct drive heavy-duty ball bearing type rated for continuous duty. Motors shall be TEFC Premium Efficiency
or Explosion-Proof when specified. Motors shall be Inverter Duty rated. Motors shall be UL and CSA approved for safety.

Performance

Performance

N/A Performance shall be based on tests conducted in accordance with AMCA 210-85 and ISO 5801.

Warranty

Warranty

N/A Plastec Ventilation, Inc. warrants its equipment, products and parts, to be free from defects in workmanship and material under
normal use and service for two years after delivery to the first user. Motors carry a one year warranty. (See full warranty on
page 6 of the Installation, Operation & Maintenance Manual)

VFD/Inverter

VFD/Inverter

N/A PLASTEC® 50 Models supplied with Pre-Programmed VFD/Inverter. Start up and Speed Control by Inverter/VFD. NEMA 1 Enclosure
is standard and NEMA 4/IP65 Enclosures by others as specified.

Housing

Housing

N/A Housings shall be constructed of strong, high-density UV treated polypropylene using Injection and Blow-Molding process for
maximum quality and consistency. Housing shall be made of one single piece to completely avoid leaks. Shall be provided
with Safety Protection Plate around the housing. Split molded housings are not acceptable. External assembly hardware shall
be Stainless Steel.