Figure 1-5 Blower Configurations-Downflow, Under-Floor Supply, Forward-Curved Blowers; Figure 1-6 Blower Configurations-Upflow, Ec Fans In Plenum - Emerson CW026 Design Manual

Nomenclature and Components
Figure 1-5 Blower configurations—Downflow, under-floor supply, forward-curved blowers
Rear Throw,
Front Throw
Figure 1-6 Blower configurations—Upflow, EC fans in plenum
Front Return
Rear Return, Ducted
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Liebert CW System Design Manual 6