39M UNIT SIZE
CIRCUITING TYPE
Airflow (cfm) at 500 fpm
Total Face Area (sq ft)
Tubes in Face
Tube Length (in.)
No. of Circuits - Total
4-Row Coil
Face Split Coils
No. of TXVs
Suction Connections (in. OD)
Distributor Connections (in. OD)
Distributor Nozzle Size*
Intertwined Row Split Coils
No. of TXVs
Suction Connections (in. OD)
Distributor Connections (in. OD)
Distributor Nozzle Size*
Single-Circuit Coils
No. of TXVs
Suction Connections (in. OD)
Distributor Connections (in. OD)
Distributor Nozzle Size
6-Row Coil
Face Split Coils
No. of TXVs
Suction Connections (in. OD)
Distributor Connections (in. OD)
Distributor Nozzle Size*
Intertwined Row Split Coils
No. of TXVs
Suction Connections (in. OD)
Distributor Connections (in. OD)
Distributor Nozzle Size*
Single-Circuit Coils
No. of TXVs
Suction Connections (in. OD)
Distributor Connections (in. OD)
Distributor Nozzle Size
8-Row Coil
Face Split Coils
No. of TXVs
Suction Connections (in. OD)
Distributor Connections (in. OD)
Distributor Nozzle Size*
Intertwined Row Split Coils
No. of TXVs
Suction Connections (in. OD)
Distributor Connections (in. OD)
Distributor Nozzle Size*
Single-Circuit Coils
No. of TXVs
Suction Connections (in. OD)
Distributor Connections (in. OD)
Distributor Nozzle Size
LEGEND
TXV — Thermostatic Expansion Valve (Field Supplied)
*When 2 nozzle sizes are listed, the smaller nozzle should be located on the upper
distributor.
Table 5 — Direct-Expansion Circuiting Data (cont)
Large Face Area Coil
03
06
Quarter Half
Full
Quarter Half
Full
1,736
2,951
3.5
5.9
20
20
20
20
20
20
20
20
20
34
34
34
4
10
20
4
10
20
2
2
—
2
2
—
7
/
1
1
/
—
7
/
1
1
/
—
8
8
8
8
7
/
7
/
—
7
/
7
/
—
8
8
8
8
G-1.5
G-3
G-1.5
G-3
—
2
2
—
2
2
—
7
/
1
1
/
—
7
/
1
1
/
—
8
8
8
8
7
7
7
7
/
/
—
/
/
—
8
8
8
8
G-1.5
G-3
—
G-1.5
G-3
—
1
1
—
1
1
—
1
1
/
1
3
/
—
1
1
/
1
3
/
—
8
8
8
8
7
1
7
1
/
1
/
—
/
1
/
—
8
8
8
8
G-3
E-10
—
G-3
E-10
—
2
2
—
2
2
—
7
/
1
1
/
—
7
/
1
1
/
—
8
8
8
8
7
7
7
7
/
/
—
/
/
—
8
8
8
8
G-1.5
G-3
—
G-1.5
G-3
—
2
2
—
2
2
—
7
/
1
1
/
—
7
/
1
1
/
—
8
8
8
8
7
/
7
/
—
7
/
7
/
—
8
8
8
8
G-1.5
G-3
—
G-1.5
G-3
—
1
1
—
1
1
—
1
3
1
3
1
/
1
/
—
1
/
1
/
—
8
8
8
8
7
/
1
1
/
—
7
/
1
1
/
—
8
8
8
8
G-3
E-10
—
G-3
E-10
—
—
2
2
—
2
2
1
3
1
3
—
1
/
1
/
—
1
/
1
8
8
8
—
7
/
1
1
/
—
7
/
1
1
8
8
8
—
G-3
E-10
—
G-3
E-10
—
2
—
—
2
2
—
1
1
/
—
—
1
1
/
1
3
8
8
—
7
/
—
—
7
/
1
1
8
8
—
G-3
—
—
G-3
E-10
—
1
—
—
1
—
—
1
3
/
—
—
1
3
/
—
8
8
1
1
—
1
/
—
—
1
/
—
8
8
—
E-10
—
—
E-10
—
08
Quarter
Half
Full
Quarter
3,819
4,965
7.6
22
22
22
22
40
40
40
52
6
11
22
6
2
2
2
7
/
1
1
/
—
7
/
8
8
8
7
/
7
/
—
7
/
8
8
8
G-2
G-4/G-3
—
G-2
G-4/G-3
—
2
2
—
2
7
/
1
1
/
—
7
/
8
8
8
7
7
7
/
/
—
/
8
8
8
G-2
G-4/G-3
—
G-2
G-4/G-3
1
1
—
1
1
1
/
1
3
/
—
1
1
/
8
8
8
7
1
7
/
1
/
—
/
8
8
8
G-4
E-12
—
G-4
2
2
2
2
7
/
1
1
/
1
3
/
7
/
8
8
8
8
7
7
1
7
/
/
1
/
/
8
8
8
8
G-2
G-4/G-3
E-12
G-2
G-4/G-3
2
2
2
2
7
/
1
1
/
1
3
/
7
/
8
8
8
8
7
/
7
/
1
1
/
7
/
8
8
8
8
G-2
G-4/G-3
E-12
G-2
G-4/G-3
1
1
—
1
1
3
1
1
/
1
/
—
1
/
8
8
8
7
/
1
1
/
—
7
/
8
8
8
G-4
E-12
—
G-4
—
2
2
—
1
3
/
—
1
/
1
/
—
8
8
8
/
—
7
/
1
1
/
—
8
8
8
—
G-4/G-3
E-12
—
G-4/G-3
—
2
2
—
/
—
1
1
/
1
3
/
—
8
8
8
/
—
7
/
1
1
/
—
8
8
8
—
G-4/G-3
E-12
—
G-4/G-3
—
1
—
—
—
1
3
/
—
—
8
1
—
1
/
—
—
8
—
E-12
—
—
NOTE: Factory-supplied distributors have factory-selected nozzle sizes as shown. If neces-
sary, replace factory-supplied nozzles with field-supplied and installed nozzles. Consult AHU-
Builder
®
software selection program for correct nozzle selection.
27
10
12
Half
Full
Quarter
Half
Full
6,319
9.9
12.6
22
22
28
28
28
52
52
52
52
52
11
22
7
14
28
2
—
2
2
2
1
1
/
—
7
/
1
1
/
1
5
/
8
8
8
8
7
/
—
7
/
7
/
1
3
/
8
8
8
8
—
G-2.5/G-2
G-6
C-15
2
—
2
2
—
1
1
/
—
7
/
1
1
/
—
8
8
8
7
7
7
/
—
/
/
—
8
8
8
—
G-2.5/G-2
G-6
—
1
—
1
1
—
1
3
/
—
1
1
/
1
5
/
—
8
8
8
1
7
3
1
/
—
/
1
/
—
8
8
8
E-12
—
G-6
C-15
—
2
2
—
2
2
1
1
/
1
3
/
—
1
1
/
1
5
/
8
8
8
8
7
1
7
3
/
1
/
—
/
1
/
8
8
8
8
E-12
—
G-6
C-15
2
2
—
2
2
1
1
/
1
3
/
—
1
1
/
1
5
/
8
8
8
8
7
/
1
1
/
—
7
/
1
3
/
8
8
8
8
E-12
—
G-6
C-15
1
—
—
1
—
3
1
/
—
—
1-5/8
—
8
1
1
/
—
—
1
3
/
—
8
8
E-12
—
—
C-15
—
2
2
—
2
2
1
3
1
5
1
/
1
/
—
1
/
1
/
8
8
8
8
7
/
1
1
/
—
7
/
1
3
/
8
8
8
8
E-12
—
G-6
C-15
2
2
—
2
2
1
1
/
1
3
/
—
1
1
/
1
5
/
8
8
8
8
7
/
1
1
/
—
7
/
1
3
/
8
8
8
8
E-12
—
G-6
C-15
1
—
—
1
—
1
3
/
—
—
1
5
/
—
8
8
1
3
1
/
—
—
1
/
—
8
8
E-12
—
—
C-15
—
14
Quarter
Half
Full
7,170
14.3
28
28
28
59
59
59
7
14
28
2
2
2
7
/
1
1
/
1
5
/
8
8
8
7
/
7
/
1
3
/
8
8
8
G-2.5/G-2
G-6
C-15
2
2
—
7
/
1
1
/
—
8
8
7
7
/
/
—
8
8
G-2.5/G-2
G-6
—
1
1
—
1
1
/
1
5
/
—
8
8
7
3
/
1
/
—
8
8
G-6
C-15
—
—
2
2
—
1
1
/
1
5
/
8
8
7
3
—
/
1
/
8
8
—
G-6
C-15
—
2
2
—
1
1
/
1
5
/
8
8
—
7
/
1
3
/
8
8
—
G-6
C-15
—
1
—
5
—
1
/
—
8
—
1
3
/
—
8
—
C-15
—
—
2
2
1
5
—
1
/
1
/
8
8
—
7
/
1
3
/
8
8
—
G-6
C-15
—
2
2
—
1
1
/
1
5
/
8
8
—
7
/
1
3
/
8
8
—
G-6
C-15
—
1
—
—
1
5
/
—
8
3
—
1
/
—
8
—
C-15
—