Sterlco SHA Series Hot Air Dryer - Manual (Page 7)

Hot Air Dryers Chapter 2: Functional Description 7 of 17
Chapter 2: Functional Description
2-1 Models Covered in This Manual
This manual provides all necessary information for installing, operating, and maintaining
HA/SHA/CHA Series Hot Air Dryers and Accessories covering the 60 to 2500 models. The
dryer number designation represents air flow capacity.
Figure 1: Hot Air Dryer Air Flow Capacity
Model Number CFM CMH
60 60 100
150 150 250
225 260 450
450 525 900
1000 1000 1700
1250 1250 2100
1500 1500 2550
2000 2000 3450
2500 2500 4250
3000 3000 5100
2-2 Equipment Function
Hot air dryers are designed to deliver heated air to a drying hopper to drive moisture of the
surface of plastic pellets. Hot air dryers are sized to meet the specific requirements stated by
the purchaser at the time of purchase. Hot air dryers are used to deliver between 60 and 2500
cfm (see above figure) at temperatures up to 300˚ F (148˚ C).
2-3 Necessary Documents
The documents listed below are necessary for the operation, installation, and maintenance of
hot air dryers. Additional copies are available from the manufacturer. Make sure that the
appropriate personnel are familiar with these documents:
• This manual.
• The schematic and connection diagram in the control enclosure.
• The operation and installation manuals for accessories and options selected by the
customer.
• The Customer Parts List included in the information packet.
2-4 Standard Features
; Regenerative (60/150/260 cfm) or centrifugal blower
(450/1000/1250/1500/2500 cfm)
; NEMA 1, standard 460/3/60 control panel
; Built-in high temperature safety