Carrier Aero 39MN Series - Page 42

42
Table 11 — Direct-Expansion Circuiting Data (cont)
Medium Face Area Coils (cont)
LEGEND
TXV — Thermostatic Expansion Valve (Field Supplied)
*When 2 nozzle sizes are listed, the smaller nozzle should be located on the upper distributor.
NOTE: Factory-supplied distributors have factory-selected nozzle sizes as shown. If necessary,
replace factory-supplied nozzles with field-supplied and installed nozzles. Consult
AHUBuilder
®
software selection program for correct nozzle selection.
39M UNIT SIZE 11T 12W 12T 14W 16T 17W 18T
CIRCUITING TYPE
Half Full Double Quarter Half Full Half Full Double Quarter Half Full Half Full Half Full Half Full
Airflow (cfm) at 500 fpm
4,444 4,965 4,861 6,146 5,938 6,771 7,474
Total Face Area (sq ft)
8.9 9.9 9.7 12.3 11.9 13.5 14.9
Tubes in Face
32 32 32 22 22 22 32 32 32 24 24 24 36 36 24 24 42 42
Tube Length (in.)
32 32 32 52 52 52 35 35 35 59 59 59 38 38 65 65 4
1 41
No. of Circuits - Total
16 32 64 6 11 22 16 32 64 6 12 24 18 36 12 24 21 42
4-Row Coil
Face Split Coils
No. of TXVs
2 2 -— 2
2 2 2 2 -— 2 2 2 2 2 2 2 2 4
Suction Connections (in. OD)
1-1/8 1-5/8 -— 7/8 1-1/8 1-3/8 1-1/8 1-5/8 -— 7/8 1-1/8 1-3/8 1-3/8 1-5/8 1-1/8 1-3/8 1-3/8 1-3/8
Distributor Connections (in. OD)
7/8 1-3/8 — 7/8 7/8 1-1/8 7/8 1-3/8 — 7/8 7/8 1-3/8 1-1/8 1-3/8 7/8 1-3/8 1-1/8 1-1/8
Distributor Nozzle Size
G-8 C-17 — G-2
G-4/
G-3
E-12 G-8 C-17 — G-2 G-4 C-12 E-8 C-17 G-4 C-12
E-12/
E-10
E-12/
E-10
Intertwined Row Split Coils
No. of TXVs
2 2 -— 2
2 2 2 2 -— 2 2 2 2 2 2 2 2 4
Suction Connections (in. OD)
1-1/8 1-5/8 -— 7/8 1-1/8 1-3/8 1-1/8 1-5/8 -— 7/8 1-1/8 1-3/8 1-3/8 1-5/8 1-1/8 1-3/8 1-3/8 1-3/8
Distributor Connections (in. OD)
7/8 1-3/8 — 7/8 7/8 1-1/8 7/8 1-3/8 — 7/8 7/8 1-3/8 1-1/8 1-3/8 7/8 1-3/8 1-1/8 1-1/8
Distributor Nozzle Size
G-8 C-17 — G
-2
G-4/
G-3
E-12 G-8 C-17 — G-2 G-4 C-12 E-8 C-17 G-4 C-12
E-12/
E-10
E-12/
E-10
Single Circuit Coils
No. of TXVs
-— -
— -— 1 1 -— -— -— -— 1 1 -— — — 1 — — —
Suction Connections (in. OD)
#N—/A #N—/A #N—/A 1-1/8 1-3/8 #N—/A #N—/A #N—/A #N—/A 1-1/8 1-3/8 #N—/A — — 1-3/8 — — —
Distributor Connections (in. OD)
— — — 7/8 1-1/8 — — — — 7/8 1-3/8 — — — 1-3/8 — — —
Distributor Nozzle Size
— — — G-4 E-12 — — — — G-4 C-12 — — — C-12 — — —
6-Row Coil
Face S
plit Coils
No. of TXVs
2 2 — 2 2 2 2 2 — — 2 2 2 2 2 2 2 4
Suction Connections (in. OD)
1-1/8 1-5/8 — 7/8 1-1/8 1-3/8 1-1/8 1-5/8 — — 1-1/8 1-3/8 1-3/8 1-5/8 1-1/8 1-3/8 1-3/8 1-3/8
Distributor Connections (in. OD)
7/8 1-3/8 — 7/8 7/8 1-1/8 7/8 1-3/8 — — 7/8 1-3/8 1-1/8 1-3/8 7/8 1-3/8 1-1/8 1-1/8
Distributor Nozzle Size
G-8 C-17 — G-2
G-4/
G-3
E-12 G-8 C-17 — — G-4 C-12 E-8 C-17 G-4 C-12
E-12/
E-10
E-12/
E-10
Intertwined Row Split Coi
ls
No. of TXVs
2 2 -— 2
2 2 2 2 -— -— 2 2 2 2 2 2 2 4
Suction Connections (in. OD)
1-1/8 1-5/8 -— 7/8 1-1/8 1-3/8 1-1/8 1-5/8 -— -— 1-1/8 1-3/8 1-3/8 1-5/8 1-1/8 1-3/8 1-3/8 1-3/8
Distributor Connections (in. OD)
7/8 1-3/8 — 7/8 7/8 1-1/8 7/8 1-3/8 — — 7/8 1-3/8 1-1/8 1-3/8 7/8 1-3/8 1-1/8 1-1/8
Distributor Nozzle Size
G-8 C-17 — G-2
G-4/
G-3
E-12 G-8 C-17 — — G-4 C-12 E-8 C-17 G-4 C-12
E-12/
E-10
E-12/
E-10
Single Circuit Coils
No. of TXVs
-— -
— -— 1 1 -— -— -— -— -— 1 -— — — 1 — — —
Suction Connections (in. OD)
#N—/A #N—/A #N—/A 1-1/8 1-3/8 #N—/A #N—/A #N—/A #N—/A #N—/A 1-3/8 #N—/A — — 1-3/8 — — —
Distributor Connections (in. OD)
— — — 7/8 1-1/8 — — — — — 1-3/8 — — — 1-3/8 — — —
Distributor Nozzle Size
— — — G-4 E-12 — — — — — C-12 — — — C-12 — — —
8-Row Coil
Face Split Coils
No. of TXVs
2 2 4 —- 2 2 2 2 4 — 2 2 2 2 2 2 2 4
Suction Connections (in. OD)
1-1/8 1-5/8 1-
5/8 — 1-1/8 1-3/8 1-1/8 1-5/8 1-5/8 — 1-1/8 1-3/8 1-3/8 1-5/8 1-1/8 1-3/8 1-3/8 1-3/8
Distributor Connections (in. OD)
7/8 1-3/8 1-3/8 — 7/8 1-1/8 7/8 1-3/8 1-3/8 — 7/8 1-3/8 1-1/8 1-3/8 7/8 1-3/8 1-1/8 1-1/8
Distributor Nozzle Size
G-8 C-17 C-17 —
G-4/
G-3
E-12 G-8 C-17 C-17 — G-4 C-12 E-8 C-17 G-4 C-12
E-12/
E-10
E-12/
E-10
Intertwined Row Split Coils
No. of TXVs
2 2 4 -— 2
2 2 2 4 — 2 2 2 2 2 2 2 4
Suction Connections (in. OD)
1-1
/8 1-5/8 1-5/8 -— 1
-1/8 1-3/8 1-1/8 1-5/8 1-5/8 — 1-1/8 1-3/8 1-3/8 1-5/8 1-1/8 1-3/8 1-3/8 1-3/8
Distributor Connections (in. OD)
7/8 1-3/8 1-3/8 — 7/8 1-1/8 7/8 1-3/8 1-3/8 — 7/8 1-3/8 1-1/8 1-3/8 7/8 1-3/8 1-1/8 1-1/8
Distributor Nozzle Size
G-8 C-17 C-17 —
G-4/
G-3
E-12 G-8 C-17 C-17 — G-4 C-12 E-8 C-17 G-4 C-12
E-12/
E-10
E-12/
E-10
Single Circuit Coils
No. of TXVs
-— -— — — 1 — — — — — 1 — — — 1 — — —
Suction Connections (in. OD
)
— — — — 1-3/8 — — — — — 1-3/8 — — — 1-3/8 — — —
Distributor Connections (in. OD)
— — — — 1-1/8 — — — — — 1-3/8 — — — 1-3/8 — — —
Distributor Nozzle Size
— — — — E-12 — — — — — C-12 — — — C-12 — — —