Rheem RKKB SERIES, Owner'S Manual, Page: 55 / 68

CONCENTRIC DIFFUSER SPECIFICATIONS
CONCENTRIC DIFFUSER
RXRN-AD81 SERIES
15 TON [52.8 kW] STEP DOWN
■
All aluminum diffuser with aluminum
return air eggcrate.
■
Built-in anti-sweat gasket.
■
Molded fiberglass supports.
■
Built-in hanging supports.
■
Diffuser box constructed of sheetmetal
insulated with 1" [25.4 mm] 1.5 lbs.
[.7 kg] duct liner.
■
Double deflection diffuser with the
blades secured by spring steel.
PART
NUMBER
CFM [L/s]
STATIC
PRESSURE
THROW
FEET
1022
954
920
NECK
VELOCITY
1022
954
920
JET
VELOCITY
6200 [2926] 0.46 45-55 1056 1056
6400 [3020] 0.50 46-55 1090 1090
6600 [3115]
5800 [2737] 0.39 42-51
0.54 47-56 1124 1124
6000 [2832] 0.42 44-54
RXRN-AD81
5600 [2643] 0.36 39-49
[ ] Designates Metric Conversions
55
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