Trane CSAA User Manual

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138 CLCH-SVX07K-EN
Constant Factor K
The constant factor K is unique for each fan and is
primarily a function of the area and other geometric
properties of the fan inlet. Pre-engineered factors are
available from the factory for fan types where the airflow
measurement system is available.
Table 51. Constant K factors
Fan Size (inches)/Type Fan Class Fan Name K-Factor
9 BC Medium Pressure 9 BA 790.00
9 BC High Pressure 9 BB 733.60
10 BC Medium Pressure 10 BA 1035.00
10 BC High Pressure 10 BB 1035.00
12 AF Low or Medium Pressure 12 AZ or 12 AA 2030.00
12 AF High Pressure 12 AB 1943.00
15 AF Low or Medium Pressure 15AZ or 15 AA 3320.00
15 AF High Pressure 15 AB 3320.00
18 AF Low or Medium Pressure 18AZ or 18 AA 4301.10
18 AF High Pressure 18 AB 4301.10
20 AF Medium Pressure 20 AA 5100.00
20 AF High Pressure 20 AB 4468.30
22 AF Medium Pressure 22 AA 6970.00
22 AF High Pressure 22 AB 6145.10
25 AF Medium Pressure 25 AA 9127.10
25 AF High Pressure 25 AB 8379.90
28 AF Medium Pressure 28 AA 11000.00
28 AF High Pressure 28 AB 10092.00
32 AF Medium Pressure 32 AA 14035.00
32 AF High Pressure 32 AB 14035.00
36 AF Medium Pressure 36 AA 18537.00
36 AF High Pressure 36 AB 18222.80
40 AF Medium Pressure 40 AA 22889.00
40 AF High Pressure 40 AB 22542.20
44 AF Medium Pressure 44 AA 28875.80
44 AF High Pressure 44 AB 28438.30
49 AF Medium Pressure 49 AA 36020.00
49 AF High Pressure 49 AB 35474.30
20 FC Low or Medium Pressure 20FZ or 20 FA 8576.00
20 FC High Pressure 20 FB 8463.10
22 FC Low or Medium Pressure 22FZ or 22 FA 10890.00
22 FC High Pressure 22 FB 10543.70
25 FC Low or Medium Pressure 25FZ or 25 FA 14795.00
25 FC High Pressure 25 FB 14389.20
28 FC Low or Medium Pressure 28FZ or 28 FA 17528.00
28 FC High Pressure 28 FB 17025.80

Trane CSAA Specifications

General

Brand	Trane
Model	CSAA
Category	Air Handlers
Language	English