Carrier Aero 39MN Series - Page 49

49
Table 11 — Direct-Expansion Circuiting Data (cont)
Large 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
AHUBui
lder
®
software selection program for correct nozzle selection.
39M UNIT SIZE 14W 16T 17W
CIRCUITING TYPE
Quarter Half Full Quarter Half Full Double Half Full Double
Airflow (cfm) at 500 fpm
7,170 7,587 8,464
Total Face Area (sq ft)
14.3 15.2 16.9
Tubes in Face
28 28 28 22 24 22 24 22 24 22 24 30 30 30
Tube Length (in.)
59 59 59 38 38 38 38 38 38 38 38 65 65 65
No. of Circuits - Total
7 14 28 6 6 11 12 22 24 44 48 15 30 60
4-Row Coil
Upper Lower Upper Lower Upper Lower Upp
er Lower
Fa
ce Split Coils
No. of TXVs
2 2 2 2 2 2 2 2 2 — — 2 2 —
Suction Connections (in. OD)
7/8 1-1/8 1-5/8 7/8 7/8 1-1/8 1-1/8 1-3/8 1-3/8 — — 1-1/8 1-5/8 —
Distributor Connections (in. OD)
7/8 7/8 1-3/8 7/8 7/8 7/8 7/8 1-1/8 1-3/8 — — 7/8 1-3/8 —
Distributor Nozzle Size
G-2.5/G-2 G-6 C-15 G-2 G-2 G-4/G-3 G-4 E-12 C-12 — — G-8/G-6 C-15 —
Intertwined Row Split Coils
No. of TXVs
2 2 2 2 2 2 2 2 2 — — 2 2 —
Suc
tion Connections (in. OD)
7
/8 1-1/8 1-5/8 7/8 7/8 1-1/8 1-1/8 1-3/8 1-3/8 — — 1-1/8 1-5/8 —
Distributor Connections (in. OD)
7/8 7/8 1-3/8 7/8 7/8 7/8 7/8 1-1/8 1-3/8 — — 7/8 1-3/8 —
Distributor Nozzle Size
G-2.5/G-2 G-6 C-15 G-2 G-2 G-4/G-3 G-4 E-12 C-12 — — G-8/G-6 C-15 —
Single Circuit Coils
No. of TXVs
1 1 — 1 1 1 1 — — — — 1 — —
Suction Connections (in. OD)
1-1/8 1-5/8 — 1-1/8 1-1/8 1-3/8 1-3/8 — — — — 1-5/8 — —
Distr
ibutor Connections (in. OD)
7
/8 1-3/8 — 7/8 7/8 1-1/8 1-3/8 — — — — 1-3/8 — —
Distributor Nozzle Size
G-6 C-15 — G-4 G-4 E-12 C-12 — — — — C-15 — —
6-Row Coil
Face Split Coils
No. of TXVs
— 2 2 — — 2 2 2 2 — — 2 2 —
Suction Connections (in. OD)
— 1-1/8 1-5/8 — — 1-1/8 1-1/8 1-3/8 1-3/8 — — 1-1/8 1-5/8 —
Distributor Connections (in. OD)
— 7/8 1-3/8 — — 7/8 7/8 1-1/8 1-3/8 — — 7/8 1-3/8 —
Distributor Nozzle Size
— G-6 C-15 — — G-4
/ G-3 G-4 E-12 C-12 — — G-8 / G-6 C-15 —
Int
ertwined Row Split Coils
No. of TXVs
— 2 2 — — 2 2 2 2 — — 2 2 —
Suction Connections (in. OD)
— 1-1/8 1-5/8 — — 1-1/8 1-1/8 1-3/8 1-3/8 — — 1-1/8 1-5/8 —
Distributor Connections (in. OD)
— 7/8 1-3/8 — — 7/8 7/8 1-1/8 1-3/8 — — 7/8 1-3/8 —
Distributor Nozzle Size
— G-6 C-15 — — G-4 / G-3 G-4 E-12 C-12 — — G-8 / G-6 C-15 —
Single Circuit Coils
No. of TXVs
— 1 — — — 1 1 — — — — 1 — —
Suction Connections (in. OD)
— 1
-5/8 — — — 1-3/8 1-3/8 — — — — 1-5/8 — —
Distributor Connections (in. OD)
— 1-3/8 — — — 1-1/8 1-3/8 — — — — 1-3/8 — —
Distributor Nozzle Size
— C-15 — — — E-12 C-12 — — — — C-15 — —
8-Row Coil
Face Split Coils
No. of TXVs
— 2 2 — — 2 2 2 2 4 4 2 2 4
Suction Connections (in. OD)
— 1-1/8 1-5/8 — — 1-1/8 1-1/8 1-3/8 1-3/8 1-3/8 1-3/8 1-1/8 1-5/8 1-5/8
Distributor Connections (in. OD)
— 7/8 1-
3/8 — — 7/8 7/8 1-1/8 1-3/8 1-1/8 1-3/8 7/8 1-3/8 1-3/8
Distribut
or Nozzle Size
— G-6 C-15 — — G-4 / G-3 G-4 E-12 C-12 E-12 C-12 G-8 / G-6 C-15 C-15
Intertwined Row Split Coils
No. of TXVs
— 2 2 — — 2 2 2 2 4 4 2 2 4
Suction Connections (in. OD)
— 1-1/8 1-5/8 — — 1-1/8 1-1/8 1-3/8 1-3/8 1-3/8 1-3/8 1-1/8 1-5/8 1-5/8
Distributor Connections (in. OD)
— 7/8 1-3/8 — — 7/8 7/8 1-1/8 1-3/8 1-1/8 1-3/8 7/8 1-3/8 1-3/8
Distribu
tor Nozzle Size
— G
-6 C-15 — — G-4 / G-3 G-4 E-12 C-12 E-12 C-12 G-8 / G-6 C-15 C-15
Single Circuit Coils
No. of TXVs
— 1 — — — — — — — — — 1 — —
Suction Connections (in. OD)
— 1-5/8 — — — — — — — — — 1-5/8 — —
Distributor Connections (in. OD)
— 1-3/8 — — — — — — — — — 1-3/8 — —
Distributor Nozzle Size
— C-15 — — — — — — — — — C-15 — —