Product data

Duct Free Systems - Physical Data - 40 Series Cassette Units
Cooling And Heat Pump Models
QKB024 QKB036* QKB036 QKE024 QKE036 QKE048
Nominal Capacity (Tons)
1.5 2.0 3.0 2.0 3.0 4.0
Operating Weight
61.6 105.8 105.8 66.1 105.8 118.0
Moisture Removal (pts/hr)
7.0 9.6 9.6 7.0 8.6 9.6
Refrigerant Type
R-22 R-22 R-22 R-22 R-22 R-22
Metering Device
Note #4 TXV AccuRater AccuRater AccuRater AccuRater
Charge (Lbs) Note #3
Note #5 6.0 5.5 Note #1 Note #1
Indoor Fan (Direct Drive)
High RPM/CFM 1190/525 970/915 970/915 1190/525 970/915 1180/1100
Med RPM/CFM 930/415 790/745 790/745 930/430 790/745 920/880
Low RPM/CFM 840/400 635/635 635/635 840/400 635/635 830/680
Air Throw ft (high fan) 22 20 20 22 20 20
Watts 100 180 180 100 160 180
Quantity 1 2 2122
HP 1/16 1/16 1/16 1/16 1/16 1/16
Blower Wheel
Quantity 1 2 2122
Size 10" x 8" 10" x 8" 10" x 8" 10" x 8" 10" x 8" 10" x 8"
Indoor Coil Data
Face Area (sq ft) 2.66 5.67 5.67 2.66 5.67 5.67
No Rows 3 2 2322
FPI 14 14 14 14 14 14
Circuits 4 4 4444
Filters (Cleanable)
Quantity 1 2 2122
Size 16.5" x 16.5" 16.5" x 16.5" 16.5" x 16.5" 16.5" x 16.5" 16.5" x 16.5" 16.5" x 16.5"
Refrigerent Lines
Connection Type Flare Flare Flare Flare Flare Flare
Liquid Line 3/8" od 3/8" od 3/8" od 3/8" od 3/8" od 3/8" od
Vapor Line 5/8" od 3/4" od 3/4"od 5/8"od 3/4" od 3/4" od
Max Length, Lift & Drop Note #2 Note #2 Note #2 Note #2 Note #2 Note #2
Condensate Drain
Connection Hose Hose Hose Hose Hose Hose
Size 1.0" Dia 1.0" Dia 1.0" Dia 1.0"Dia 1.0" Dia 1.0" Dia
Controls (Solid State)
Wall Stat Yes Yes Yes Yes Yes Yes
Freeze Protection n/a n/a n/a Yes *** Yes *** Yes ***
Defrost Method n/a n/a n/a Time/Temp Time/Temp Time/Temp
Warm Start n/a n/a n/a n/a n/a n/a
Auto Change Over n/a n/a n/a Yes Yes Yes
Auto Restart Yes Yes Yes Yes Yes Yes
Diagnostics Yes ** Yes ** Yes ** Yes ** Yes ** Yes **
Timer Mode (Start/Stop) 24 Hr ** 24 Hr ** 24 Hr ** 24 Hr ** 24 Hr ** 24 Hr **
Test Mode Yes Yes Yes Yes Yes Yes
Dehumidification Mode n/a n/a n/a n/a n/a n/a
Fan Speeds H/M/L/Auto/C H/M/L/Auto/C H/M/L/Auto/C H/M/L/Auto/C H/M/L/Auto/C H/M/L/Auto/C
Control Voltage 24v 24v 24v 24v 24v 24v
System Voltage 208/230v 208/230v 208/230v 208/230v 208/230v 208/230v
Air Sweep
Horizontal n/a n/a n/a n/a n/a n/a
Vertical n/a n/a n/a n/a n/a n/a
Finish
Ceiling White Ceiling White Ceiling White Ceiling White Ceiling White Ceiling White
Notes: Legend
1)
S
ys
t
em c
h
arge s
i
ng
l
e p
h
ase un
it
5
.
9
lb
s,
3
p
h
ase un
it
8
.
0
lb
s.
*
Wh
en ma
t
c
h
e
d
w
ith
th
e
38HDS
2)
S
ee ma
t
c
hi
ng con
d
enser
f
or
li
ne
l
eng
ht
s
**
With
recommen
d
e
d
th
ermos
t
a
t
3)
C
oo
li
ng on
l
y un
it
s are s
hi
ppe
d
w
ith
a
f
u
ll
f
ac
t
ory c
h
arge
i
n
th
e ou
td
oor un
it
b
ase
d
on
***
Th
roug
h
ou
td
oor un
it
l
ow presure sw
it
c
h
25'
o
f
re
f
r
i
geren
t
li
nes.
H
ea
t
P
ump un
it
s are s
hi
ppe
d
w
ith
a
h
o
ldi
ng c
h
arge
4)
A
ccu
R
a
t
er w
h
en ma
t
c
h
e
d
w
ith
HDC/HDL
,
TXV
w
h
en ma
t
c
h
e
d
w
ith
HDS
.
5)
Wh
en ma
t
c
h
e
d
w
ith
HDC/HDL
4
.
8
lb
s.
Wh
en ma
t
c
h
e
d
w
ith
HDS
5
.
0
lb
s.
01/11/02