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UNIT 48A2,A3,A4,A5
NOMINAL CAPACITY (tons)
BASE UNIT
OPERATING WEIGHT (lb)
COMPRESSOR
Quantity ... Type (Ckt 1/Ckt 2)
Number of Refrigerant Circuits
Oil
REFRIGERANT
Operating Charge (lb), Ckt 1/Ckt 2
RTPF Coils
MCHX Coils
MCHX CONDENSER*
Quantity
Total Face Area (sq ft)
RTPF CONDENSER
Quantity
Rows...Fins/in.
Total Face Area (sq ft)
CONDENSER FAN
Nominal Cfm
Quantity...
Diameter (in.)
Motor Hp
EVAPORATOR COIL
Tube Size (in.)
Rows ... Fins/in.
Total Face Area (sq ft)
EVAPORATOR FAN
Quantity ... Size (in.)
Type Drive
Nominal Cfm
AHRI/DOE Rated Cfm
Motor Hp
Motor Frame Size
Motor Bearing Type
Maximum Allowable Rpm
Motor Pulley Pitch Diameter
Nominal Motor Shaft Diameter (in.)
Fan Pulley Pitch Diameter (in.)
Nominal Fan Shaft Diameter (in.)
Belt Quantity
Belt Type
Belt Length (in.)
Pulley Center Line Distance (in.)
Factory Speed Setting (rpm)
FURNACE SECTION
Supply Line Pressure Range
Rollout Switch Cutout
Temp (F)†
Burner Orifice Diameter (in ...drill size)
Natural Gas
Liquid Propane
Thermostat Heat Anticipator Setting
Stage 1 (amps)
Stage 2 (amps)
Gas Input (Btuh) Stage 1
(Low Heat/High Heat)
Stage 2
(Low Heat/High Heat)
Efficiency (Steady State) (%)
Temperature Rise Range
Manifold Pressure
(in. wg)
Natural Gas
Liquid Propane
Gas Valve Quantity
HIGH-PRESSURE SWITCH (psig)
Cutout
Reset (Auto.)
MIXED-AIR FILTERS
Quantity ... Size (in.) Standard
Pleated
OUTDOOR-AIR FILTERS
Quantity...Size (in.)
POWER EXHAUST
Motor, Quantity...Hp
Fan, Diameter...Width (in.)
LEGEND
Al
— Aluminum
AHRI — Air Conditioning, Heating, and Refrigeration Institute
Cu
— Copper
DOE — Department of Energy
MCHX— Microchannel Heat Exchanger
RTPF — Round Tube Plate Fin
Table 1 — Physical Data — 48A2,A3,A4,A5 Units (cont)
035D/E
35
2 ... ZP67/2...ZP103
2
Precharged
28.7/44.0
19.0/27.7
1
32.9
1
4...15
33.3
19,500
2 ... 30
1
Cross-Hatched Copper Tubes, Aluminum Plate Fins with Intertwined Circuits
1
/
2
6 ... 16
31.3
2 ... 20 X 15
Belt
14,000
8,750
15
20
25
254T
256T
284T
Ball
1300
5.1
5.7
6.2
1
5
/
1
5
/
1
7
/
8
8
8
8.7
8.7
8.7
15
1
/
16
2
2
2
5VX500 5VX530 5VX550 5VX530 5VX550 5VX590 5VX550 5VX570 5VX570 5VX530 5VX550 5VX570
50
53
55
15.0-
15.0-
15.0-
17.9
17.9
17.9
1025
1147
1247
225
.111 ... 34 (low)/.120 ... 31
Std
(high)
Alt
.089 ... 43
0.1
0.1
262,500/600,000
350,000/800,000
81
15-45/30-60
Std
3.5
Alt
3.5
2
650
500
10 ... 20 x 24 x 2
5 ... 20 x 20 x 4
5 ... 20 x 24 x 4
8...16 x 25 x 2
4...20 x 25 x 2
Direct Drive, Single-Phase Motors (Factory-Wired for High Speed Operation), Forward-Curved Fan Wheels
4...1
11 x 10
040D/E
40
See Unit Weights Table
2...ZP103/2...ZP103
2...ZP120/2...ZP120
2
Precharged
R-410A
44.0/44.0
25.5/26.0
2
65.8
2
3...15
66.7
Propeller Type
32,000
4 ... 30
1
1
/
2
4 ... 17
31.3
Centrifugal Type
2 ... 20 X 15
Belt
16,000
10,000
15
20
25
20
254T
256T
284T
256T
Ball
1300
5.3
5.7
7.5
5.7
1
5
/
1
5
/
1
7
/
1
5
/
8
8
8
8
9.5
9.5
11.1
9.5
15
1
/
16
2
2
2
2
53
55
59
55
15.0-
15.0-
14.6-
15.0-
17.9
17.9
17.6
17.9
976
1050
1182
1050
5.0-in. wg min/13.5-in. wg max.
225
.120 ... 31
.096 ... 41
0.24
0.13
300,000/600,000
300,000/600,000
400,000/800,000
400,000/800,000
81
10-40/30-60
3.5
3.5
2
650
500
10 ... 20 x 24 x 2
10 ... 20 x 24 x 2
5 ... 20 x 20 x 4
5 ... 20 x 20 x 4
5 ... 20 x 24 x 4
5 ... 20 x 24 x 4
8...16 x 25 x 2
8...16 x 25 x 2
4...20 x 25 x 2
4...20 x 25 x 2
with Backdraft Dampers on Each Fan Housing
4...1
11 x 10
*Sizes 020 to 027: Circuit 1 uses the lower portion of condenser coil, Circuit
2 uses the upper portion.
Sizes 030 and 035: Circuit 1 uses the upper portion of condenser coil, Cir-
cuit 2 uses the lower portion.
Sizes 040 and 050: Circuit 1 uses the left condenser coil, Circuit 2 the right.
Size 060: Circuit A uses the two MCHX coils near the bulkhead, Circuit B
uses the two MCHX coils near the control box.
†Rollout switch is manual reset.
14
050D/E
060D/E
50
60
2...ZP154/2...ZP154
2
2
Precharged
Precharged
59.0/59.0
78.5/82.0
29.7/29.7
30.6/38.3
2
4
65.8
105.2
2
2
4...15
6...30
66.7
100.0
35,000
40,000
4...30.5(MCHX),
4 ... 30
6...30(RTPF)
1
1
1
1
/
/
2
6 ... 16
4...17
31.3
48.1
2 ... 20 X 15
3 ... 20 X 15
Belt
Belt
18,000
24,000
12,500
15,000
25
30
25
30
284T
286T
284T
286T
Ball
Ball
1300
1200
6.2
6.7
5.3
5.9
1
7
/
1
7
/
1
7
/
1
7
8
8
8
9.5
9.5
9.1
9.5
15
15
1
/
1
16
2
2
3
3
57
57
53
55
14.6-
14.6-
15.2-
14.7-
17.6
17.6
17.5
17.2
1142
1234
1019
1087
225
225
.120 ... 31
.120...31
.096 ... 41
.096...41
0.1
0.1
0.1
0.1
582,000/873,000
776,000/1,164,000
81
81
10-40/30-60
10-40/30-60
3.5
3.3
3.5
3.3
2
3
650
650
500
500
16...20 x 24 x 2
8...20 x 20 x 4
8...20 x 24 x 4
12...16 x 25 x 2
6...20 x 25 x 2
4...1
6...1
11 x 10
11 x 10
2
40
324T
6.5
/
2
1
/
8
8
9.5
/
16
3
57
14.2-
17.0
1197
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