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FAN-PEDIA
Published by AEROVENT.COM TECHNICAL DESCRIPTIONS
Aerovent
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Arrangement 3HS – Horizontal with Top Mounted Motor with Slide Base (Plenum Fans)
Arrangement 3HS provides a means for mounting the motor on top of the unit. This design is often
desirable when floor space is limited. Arrangement 3HS provides a slide base type motor mounting
option. Due to limited belt center range, NEMA “slide base” option is available on sizes 182 and larger
only.
Arrangement 3HA – Horizontal with Top Mounted Motor with Adjustable Motor Base (Plenum
Fans)
Arrangement 3HA provides a means for mounting the motor on top of the unit. This design is often
desirable when floor space is limited. Arrangement 3HA provides an adjustable motor base motor
mounting option.
Arrangement 3SM – Horizontal With Side Mounted Motor With Slide Base (Plenum Fans)
Arrangement 3SM is designed to provide an economical and space-saving means to supply plenum
fans with motors mounted to the side of the fan frame. A motor slide base allows for quick and easy
belt adjustments.
Arrangement 3VA – Vertical with Side Mounted Motor (Plenum Fans)
Arrangement 3VA provides an adjustable motor base motor mounting option.
Arrangement 3VS – Vertical with Side Mounted Motor (Plenum Fans)
Arrangement 3VS provides a slide base type motor mounting option. Due to limited belt center range,
NEMA “slide base” option is available on sizes 182 and larger only.
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