FIG 8 - CENTER OF GRAVITY
APPROXIMATE
CENTER OF
GRAVITY
FRONT
48-11/32
21
32-1/8
15-1/4
82
1
⁄
4
“
X
44
7
⁄
8
“
CONDENSER
COIL END
BACK
CORNER C
CORNER D
CORNER B
CORNER A
Y
DIM.
3-5 TON 6 TON
Y
19-3/4"
22"
X
40-3/4"
44"
MODELS
UNIT SIZE
036
048
060
072
EVAP.
BLOWER
CENTRIFUGAL BLOWER
(Dia. x Wd. in.)
FAN MOTOR HP
(Direct-Drive)
FAN MOTOR HP
(Belt-Drive)
12 x 10
1
⁄
2
1
1
⁄
2
12 x 10
3
⁄
4
1
1
⁄
2
12 x 10
1
1
1
⁄
2
12 x 11
1
1
1
⁄
2
EVAP.
COIL
ROWS DEEP
FINS PER INCH
FACE AREA (Sq. Ft.)
3
13
3.6
3
13
4.3
3
13
5.1
4
13
5.1
COMPR.
TYPE
HERMETICALLY SEALED
SCROLL TYPE
COND.
FAN
PROPELLER DIA. (in.)
FAN MOTOR HP
NOM. CFM TOTAL
24
1
⁄
4
3,400
24
1
⁄
4
3,400
24
1
⁄
4
3,400
24
1
⁄
4
3,300
COND.
COIL
ROWS DEEP
FINS PER INCH
FACE AREA (Sq. Ft.)
1
16
17.1
1
16
17.1
1
22
17.1
2
16
16.7
AIR
FILTERS
(SEE NOTE)
QUANTITY PER UNIT
(15" x 20" x 1")
QUANTITY PER UNIT
(14" X 25" X 1")
TOTAL FACE AREA
(sq. ft.)
2
1
6.3
2
1
6.3
2
1
6.3
2
1
6.3
CHARGE
REFRIGERANT 22
(lbs./oz.)
5/8
6/8
6/8
10/0
NOTE: Filter racks are adapted for 1" or 2" thick filters.
TABLE 5 - PHYSICAL DATA
UNIT
SIZE
BLOWER
RANGE
(RPM)
MOTOR*
ADJUSTABLE
MOTOR PULLEY
FIXED
BLOWER PULLEY
BELT
HP
RPM
FRAME
SIZE
SERVICE
FACTOR
PITCH
DIA.
(in.)
BORE
(in.)
PITCH
DIA.
(in.)
BORE
(in.)
PITCH
LENGTH
(in.)
DESIG-
NATION
036
780 - 1090
1-1/2
1725
56
1.15
2.4 - 3.4
7/8
5.7
1
37.3
A36
048
790 - 1120
1-1/2
1725
56
1.15
2.4 - 3.4
7/8
5.7
1
37.3
A36
060
850 - 1220
1-1/2
1725
56
1.15
2.4 - 3.4
7/8
5.2
1
37.3
A36
072
900 - 1250
1-1/2
1725
56
1.15
2.8 - 3.8
7/8
5.2
1
37.3
A36
*
All motors have solid bases and are inherently protected. These motors can be selected to operate into their service factor because they are located in the moving air, upstream of any
TABLE 7 - MOTOR AND DRIVE DATA - Belt-Drive Blower
TABLE 6 - SUPPLY AIR PERFORMANCE - 3 Thru 6 Ton w/Direct-Drive Blower
UNIT
SIZE
MOTOR
SPEED
Available External Static Pressure - IWG*
0.20
0.30
0.40
0.50
0.60
0.70
0.80
0.90
1.00
CFM
Watts
CFM
Watts
CFM
Watts
CFM
Watts
CFM
Watts
CFM
Watts
CFM
Watts
CFM
Watts
CFM
Watts
036
HI
MED
LOW
-
1684
1487
-
800
710
-
1631
1464
-
780
690
1699
1582
1421
825
750
670
1650
1524
1367
785
720
650
1570
1410
1315
755
690
620
1430
1324
1246
725
650
605
1360
1260
1185
700
630
590
1280
1185
1110
680
610
570
1180
1100
1020
655
590
545
048
HI
MED
LOW
1996
1804
1681
960
838
760
1933
1765
1640
936
810
738
1868
1714
1604
910
785
715
1795
1650
1541
880
765
695
1722
1589
1490
845
735
670
1635
1508
1416
820
705
645
1544
1407
1337
790
675
620
1419
1306
1230
765
645
595
1300
1195
1120
740
625
575
060
HI
MED
LOW
2400
2290
2150
1155
1105
1020
2338
2214
2100
1125
1065
990
2274
2145
2029
1095
1030
950
2167
2071
1965
1045
990
910
2096
1990
1905
1010
950
880
1990
1911
1816
980
920
838
1887
1828
1724
945
885
800
1771
1724
1644
905
835
770
1629
1604
1531
855
798
710
072
HI
2461
1480
2402
1440
2361
1395
2260
1350
2178
1305
2101
1260
2000
1205
1914
1155
1830
1110
NOTE: For 208 volts,multiply values by 0.95.
*Includes allowances for a wet evaporator coil, 1" filters and gas fired heat exchangers. Refer to Table 8 for static resistance values on applications other than side duct airflows.
- Side Duct Connections
GAS HEAT VALUES SHOWN @ 230/460/575 Volts
WEIGHTS
UNIT
SIZE
(heat)
UNIT
WEIGHT*
(lbs.)
CORNER WEIGHTS*
(location, lbs., see figure 8)
"A"
"B"
"C"
"D"
036 (40 Mbh)
625
180
172
133
140
036 (79 Mbh)
635
180
177
138
140
048 (60 Mbh)
675
193
185
145
152
048 (99 Mbh)
685
193
190
150
152
060 (79 Mbh)
700
200
192
150
158
060 (99 Mbh)
710
200
197
155
158
072 (79 Mbh)
775
186
209
201
179
072 (99 Mbh)
785
186
214
206
179
OPTIONS / ACCESSORIES WEIGHTS (lbs.)
Economizer
50
Motorized Outdoor
Air Damper
26
Barometric Relief/Fixed
Outdoor Air Intake Damper
10
Roof Mounting Curb
92
Belt-Drive Blower
5
* Weight = Unit + Economizer
530.18-N8Y
Unitary Products Group
9
