5
2
8
L
2
8
L – Coil Model N
u
m
b
er
Coil Type
Z –
S
te
a
m Di
s
tri
bu
ting T
ub
e (1 in. OD)
Coil Po
s
ition
Z
2
4
Row
s
1
06
04
06
0
8
10
Tube
s
in Face
12
F
Circuitin
g
F – Non-Freeze F
u
ll Circ
u
it
D
3
Tube
S
ize (Copper)
3
– 1 in. OD x 0.0
3
0 W
a
ll
0
8
6
Nominal Len
g
th
Between Tube
S
heet
s
(cm)
166
096
1
3
6
066
0
8
6
116
--
[ Bl
a
nk]
2
14
Fin Material
Fin
s
Per Inch
Ca
s
in
g
Material
C – AL 6 GALV.
D
E
– AL 9 GALV.
– AL 12 GALV.
--
[ Bl
a
nk]
Fig. 6 — Steam Distributing Tube Model Number Nomenclature
a39-4445
3
9L
2
8
L – Drive P
a
ck
a
ge Model N
u
m
b
er
Drive Type
V – V
a
ri
ab
le
S
peed
Fan Type
K 2 12
Unit
S
ize
L
a
rge F
a
ce Are
a
(
sq
. ft.)
10 B A 1250
Po
s
ition 12 i
s
0 if rpm i
s
3
digit
s
1
Motor Hor
s
epower
– Con
s
t
a
nt
S
peed
K
– Forw
a
rd C
u
rve witho
u
t VFD
2 – Forw
a
rd C
u
rve with VFD
0
3
06
0
8
10
12
15
1
8
21
25
01
02
0
3
04
05
06
07
0
8
09
10
11
12
1
3
– ½ hp
– ¾ hp
– 1 hp
– 1 ½ hp
– 2 hp
–
3
hp
– 5 hp
– 7 ½ hp
– 10 hp
– 15 hp
– 20 hp
– 25 hp
–
3
0 hp
Motor rpm
60 Hz
– 1200
A
B
C
– 1
8
00
–
3
600
50 Hz
– 1000
D
E
F
– 1500
–
3
000
Motor Type
XL (Acro
ss
-the-Line)
– Open Drip Proof
A
B
C
– Tot
a
lly Enclo
s
ed, Non-Ventil
a
ted
– Tot
a
lly Enclo
s
ed, F
a
n-Cooled
D – Explo
s
ion Proof
E – Enc
a
p
su
l
a
ted (Open Drip Proof Fr
a
me)
PW (Part-Wind)
– Open Drip Proof
– Tot
a
lly Enclo
s
ed, Non-Ventil
a
ted
– Tot
a
lly Enclo
s
ed, F
a
n-Cooled
– Explo
s
ion Proof
– Enc
a
p
su
l
a
ted (Open Drip Proof Fr
a
me)
F
G
H
J
K
Fan
S
peed rpm
3
3
S
afety Factor
– 1
S
et Belt
1.5
Sa
fety F
a
ctor
Fig. 7 — Drive Package Model Number Nomenclature
a46-4446