Carrier Aero 39MN Series Installation, Start-Up And Service Instructions Manual page 7

28MZ – IDT Steam
Coil Position
H – Horizontal
V – Vertical
Rows
1 – 1 Row
2 – 2 Row
Tubes In Face*
If position 11 = S
1 in.
39M Unit
Size L M B S
03W 8 5 5 N/A
06W 8 6 5 5
07T 13 11 8 7
08W 9 6 5 5
09T 14 12 10 8
10W 9 6 5 5
11T 16 14 10 9
12T 17 14 11 9
12W 11 9 8 5
14W 11 10 8 5
16T 20 16 13 10
17W 12 10 9 6
18T 21 17 13 11
21W 15 13 11 7
22T 22 18 14 12
25T 12/12 20 16 13
25W 15 13 11 7
30T 12/12 20 16 13
30W 15 13 11 7
35T 12/13 21 17 14
36W 18 15 12 10
37T 15/15 13/13 20 16
40W 10/10 18 15 10
42T 15/15 13/13 10/10 16
50W 11/12 18 15 11
51T 15/15 13/13 10/10 15
58T 17/17 14/15 11/11 18
61W 14/14 11/12 18 14
72W 16/16 13/13 10/11 N/A
85W 16/16 13/13 10/11 N/A
96W 18/18 14/15 12/12 N/A
110W 18/18 14/15 12/12 N/A
Fin Material
Fins Per Inch
Casing Material
B – AL 6 GALV.
E – AL 9 GALV.
C – AL 12 GALV.
H – AL 6 ST. STL.
L – AL 9 ST. STL.
J – AL 12 ST. STL.
P – CU 6 ST. STL.
S – CU 9 ST. STL.
Q – CU 12 ST. STL.
LEGEND
B — Bypass
L — Large
M — Medium
S — Small
*Multiple values indicated that two coils must be ordered.
†Distance between tube sheets.
28MZ H 1 26 F B T 074 A X N –
If position 11 = T
5/8 in.
L M B S
16 10 10 N/A
16 12 10 10
26 22 16 14
18 12 11 10
28 24 20 16
18 12 11 10
32 28 20 18
34 28 22 18
22 18 16 10
22 20 16 10
40 32 26 20
24 20 19 12
42 34 26 22
30 26 22 14
44 36 28 24
24/24 40 32 26
30 26 22 14
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
Fig. 5 — 28MZ (Steam Coil) Nomenclature
– – Coil Revision
Coating
N – Non-Coated
E – E-Coated
X – Always
Header Style
A – MPT Std
Header Note:
Pos. 11 (Type S )
Supply = 2 1/2 in. MPT
Condensate = 2 1/2 in. MPT
Pos. 11 (Type T )
(1) Row 10-28TF = 2 in. MPT (Supply and Return)
29-40
(2) Row 10-28TF = 2 1/2 in. MPT (Supply and Return)
29-40TF = 3 in. MPT (Supply)
TF-Tubes in face
39M Unit
Size
03W
06W
07T
08W
09T
10W
11T
12T
12W
14W
16T
17W
18T
21W
22T
25T
25W
30T
30W
35T
36W
37T
40W
42T
50W
51T
58T
61W
72W
85W
96W
110W
Tube Size and Copper Wall
S – 1 in. O.D. x .030 Wall Outer Tube
5/8 in. O.D. x .020 Wall Inner Tube
T – 5/8 in. O.D. x .035 Wall Outer Tube
3/8 in. O.D. x .020 Wall Inner Tube
7
= 2 1/2 in. MPT (Supply)
2 in. MPT (Return)
= 2 1/2 in. MPT (Return)
DBTS† (in.)
20
34
26
40
29
52
32
35
52
59
38
65
41
65
47
49
74
59
92
67
96
59
96
67
104
81
81
104
107
126
126
144