Air Flow Data -12K And 24K - Friedrich VRP Series Service & Parts Manual

Air Flow Data

Air Flow Data -12k and 24k

Indoor CFM & External Static Pressure
Model
Air Flow Data
Indoor CFM
.10" ESP *
.20" ESP
.30" ESP
.40" ESP
.50" ESP
* Rated at 0.10" ESP, High and includes 0.08" ESP for factory installed 1" filter
Condenser CFM & External Static Pressure
VRP is designed to mount through an exterior wall through a Friedrich wall plenum with an external louver.
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Building design and applications may require different configurations of this external connection for aesthetic/architectural reasons.
These different configurations may include custom louvers, plenums or special ducted returns.
The following are guidelines for the design of these custom external configurations.
Condenser External Static Pressure
VRP Model
VRP 12000 Btu
VRP 24000 Btu
CAUTION: If the Friedrich designed plenum and louver combinations are not used, the louver/duct design must be evaluated to
insure the total pressure drop does not exceed the maximum allowable limits.
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SPECIFICATIONS
VRP12K / R
High
Low
488 559
393 466
292 383
200 304
104 234
Design
CFM ESP ("WC)
700 0.03
1150 0.017
Figure 204 (12K and 24K Air Flow Data)
VRP24K / R
High
Low
472 850
432 778
391 703
348 626
308 555
Maximum
ESP ("WC)
0.1
0.11
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