Nortek C7BA, Manual

Page: 7 / 16

7
UPFLOW & DOWNFLOW UNITS
A-CABINETS B-CABINETS C-CABINETS D-CABINETS
01824A 03036A 01824B 03036B 03642B 030C 03648C 048C 060C 042D 048D 060D
N
omiNal
C
apaCity
, m
iN
BtUH 18,000 30,000 18,000 30,000 36,000
30,000
36,000
48,000 60,000 42,000 48,000 60,000
N
omiNal
C
apaCity
, m
ax
BtUH 24,000 36,000 24,000 36,000 42,000 48,000
i
Nstalled
o
rifiCe
s
ize
(
iN
.) .048 .061 .055 .067 .071 .061 .067 .077 .083 .071 .077 .083
N
omiNal
a
irflow
, m
iN
(Cfm) 800 1,000 800 1,000 1,200
1,000
1,200
1,600 2,000 1,400 1,600 2,000
N
omiNal
a
irflow
, m
ax
(Cfm) 800 1,000 800 1,200 1,400 1,600
w - w
idtH
(
iN
.) 14 1/2 14 1/2 17 1/2 17 1/2 17 1/2 21 21 21 21 24 1/2 24 1/2 24 1/2
H - H
eigHt
(
iN
.) 20 3/4 20 3/4 20 3/4 20 3/4 26 3/4 26 3/4 26 3/4 30 1/4 30 1/4 30 1/4 30 1/4 30 1/4
Hl - H
eigHt of
l
iqUid
l
iNe
(
iN
.) 17 1/2 17 1/2 17 1/2 17 1/2 23 1/2 23 1/2 23 1/2 27 27 27 27 27
Hs - H
eigHt of
s
UCtioN
l
iNe
(
iN
.) 15 1/2 15 1/2 15 1/2 15 1/2 21 1/2 21 1/2 21 1/2 25 25 25 25 25
C
oNNeCtioN
- l
iqUid
l
iNe
3/8 3/8 3/8 3/8 3/8 3/8 3/8 3/8 3/8 3/8 3/8 3/8
C
oNNeCtioN
- s
UCtioN
l
iNe
3/4 3/4 3/4 3/4 7/8 3/4 7/8 7/8 7/8 7/8 7/8 7/8
H
orizoNtal
d
raiN
K
it
(5) 920265 920265 920265 920265 920266 920266 920266 920267 920267 920267 920267 920267
Table 3. C7BA Coil Specifications (Orifice Only)
HORIZONTAL UNITS
A-CABINETS B-CABINETS C-CABINETS D-CABINETS
01824A 03036A 01824B 03036B 03642B 030C 03648C 048C 060C 042D 048D 060D
N
omiNal
C
apaCity
, m
iN
BtUH 18,000 30,000 18,000 30,000 36,000
30,000
36,000
48,000 60,000 42,000 48,000 60,000
N
omiNal
C
apaCity
, m
ax
BtUH 24,000 36,000 24,000 36,000 42,000 48,000
i
Nstalled
o
rifiCe
s
ize
(
iN
.) .048 .061 .055 .067 .071 .061 .067 .077 .083 .071 .077 .083
N
omiNal
a
irflow
, m
iN
(Cfm) 800 1,000 800 1,000 1,200
1,000
1,200
1,600 2,000 1,400 1,600 2,000
N
omiNal
a
irflow
, m
ax
(Cfm) 800 1,000 800 1,200 1,400 1,600
w - w
idtH
(
iN
.) 14 1/2 14 1/2 17 1/2 17 1/2 17 1/2 21 21 21 21 24 1/2 24 1/2 24 1/2
H - H
eigHt
(
iN
.) 26 3/4 26 3/4 26 3/4 26 3/4 26 3/4 26 3/4 26 3/4 30 1/4 30 1/4 30 1/4 30 1/4 30 1/4
Hl - H
eigHt of
l
iqUid
l
iNe
(
iN
.) 23 1/2 23 1/2 23 1/2 23 1/2 23 1/2 23 1/2 23 1/2 27 27 27 27 27
Hs - H
eigHt of
s
UCtioN
l
iNe
(
iN
.) 21 1/2 21 1/2 21 1/2 21 1/2 21 1/2 21 1/2 21 1/2 25 25 25 25 25
C
oNNeCtioN
- l
iqUid
l
iNe
3/8 3/8 3/8 3/8 3/8 3/8 3/8 3/8 3/8 3/8 3/8 3/8
C
oNNeCtioN
- s
UCtioN
l
iNe
3/4 3/4 3/4 3/4 7/8 3/4 7/8 7/8 7/8 7/8 7/8 7/8
Table 4. C7BH Coil Specifications (TXV Only)
HORIZONTAL UNITS (3)
A-CABINETS B-CABINETS C-CABINETS D-CABINETS
X24C-A X30C-A X36C-A X24C-B X30C-B X36C-B X30C-C X36C-C X42C-C X48C-C X60C-C X48C-D X60C-D
N
omiNal
C
apaCity
, BtUH 24,000 30,000 36,000 24,000 30,000 36,000 30,000 36,000 42,000 48,000 60,000 48,000 60,000
m
eteriNg
d
eviCe
TXV TXV TXV TXV TXV TXV TXV TXV TXV TXV TXV TXV TXV
N
omiNal
a
irflow
, (Cfm) 800 1000 1000 800 1000 1200 1000 1200 1400 1600 2000 1600 2000
w - w
idtH
(
iN
.) 14.5 14.5 14.5 17.5 17.5 17.5 21 21 21 21 21 24.5 24.5
H - H
eigHt
(
iN
.) 20.75 20.75 20.75 20.75 20.75 20.75 26.75 26.75 26.75 26.75 30.25 30.25 30.25
Hl - H
eigHt of
l
iqUid
l
iNe
(
iN
.) 17.5 17.5 17.5 17.5 17.5 17.5 23.5 23.5 23.5 23.5 27 27 27
Hs - H
eigHt of
s
UCtioN
l
iNe
(
iN
.) 15.5 15.5 15.5 15.5 15.5 15.5 21.5 21.5 21.5 21.5 25 25 25
C
oNNeCtioN
- l
iqUid
l
iNe
3/8 3/8 3/8 3/8 3/8 3/8 3/8 3/8 3/8 3/8 3/8 3/8 3/8
C
oNNeCtioN
- s
UCtioN
l
iNe
3/4 3/4 3/4 3/4 3/4 3/4 3/4 7/8 7/8 7/8 7/8 7/8 7/8
Table 5. C7BH Coil Specifications (Orifice)
NOTES:
1. Individual restrictors are available by part number - PN664*** (where *** represents the size). Example: 664103 is a restrictor 0.103 in diameter.
2. Refer to sales specification sheets for Listed/Certified combinations of equipment and required accessories.
3. X in the model description designates factory installed TXV for R-410a refrigerant.
4. Refer to the current AHRI Directory for certified ratings of split systems.
5. Not required for “H” horizontal ready coils.