TABULAR DATA SHEET
Outdoor Split System Air Conditioner 1.5 Thru 5 Tons
MODELS: GCGD18* THRU 60
13 SEER – R-22 – 1 PHASE
Physical and Electrical Data
GCGD18S
21S2X(E)
GCGD24S
21S2X(E)
GCGD30S
21S2(E)
GCGD36S
21S2(E)
GCGD42S
21S2(E)
GCGD48S
21S2(E)
GCGD60S
21S2(E)
MODEL
Unit Supply Voltage
208-230V, 1 60Hz
Normal Voltage Range 1
Minimum Circuit Ampacity
187 to 252
18.2
8.5
15
13.2
20
14.0
20
19.9
30
22.7
35
33.5
50
Max. Overcurrent Device Amps 2
30
Min. Overcurrent Device Amps 3
Compressor Type
15
Recip
6.4
15
Recip
9.9
54
15
Recip
10.6
61
20
25
Recip
14.7
78
25
Recip
17.0
86
35
Scroll
25.6
150
No
Recip
Rated Load
Compressor Amps
13.4
Locked Rotor
36
78
Crankcase Heater
No
No
No
No
No
No
Factory External Discharge Muffler
Factory External Check Valve
No
No
Yes
No
Yes
Yes
No
Yes
No
No
No
No
No
No
HS Kit Required with TXV 4
Yes
0.5
Yes
0.8
18
Yes
0.80
18
Yes
Yes
1.5
Yes
1.5
No
Fan Motor Amps
Fan Diameter Inches
Rated HP
Rated Load
1.4
1.5
18
18
22
22
22
1/12
1100
1550
9.60
1
1/8
1075
1850
9.60
1
1/8
1/4
1/4
1/4
1/4
Fan Motor
Nominal RPM
Nominal CFM
Face Area Sq. Ft.
Rows Deep
1075
1950
11.30
1
1100
850
3000
16.50
1
850
3000
16.50
1
850
3300
19.75
1
2400
12.10
Coil
1
Fin / Inches
23
23
23
23
23
23
23
Liquid Line Set OD (Field Installed)
Vapor Line Set OD (Field Installed)
3/8
3/8
3/4
3/8
3/8
3/8
3/8
3/8
5/8
3/4
3/4
See Note 5 Below
0.68
7/8
7/8
1-1/8
Unit Charge (Lbs. - Oz.) 5
Charge Per Foot, Oz.
Operating Weight Lbs.
0.66
130
0.68
130
0.68
150
0.70
175
0.70
176
0.76
200
160
Models with “E” on the end of the model number have an ElectroFin® coating on the outdoor coil.
1. Rated in accordance with AHRI Standard 110-2012, utilization range “A”.
2. Dual element fuses or HACR circuit breaker. Maximum allowable overcurrent protection.
3. Dual element fuses or HACR circuit breaker. Minimum recommended overcurrent protection.
4. See Hard Start Kit Accessory Installation Manual for Hard Start Kit part number for each model.
5. Units have been shipped without refrigerant. Remove nitrogen holding charge, evacuate, and charge to the system charge listed on the second page of the data
sheet. System charges listed include 15 feet of lineset.
All dimensions are in inches. They are subject to change without notice.
Certified dimensions will be provided upon request.
C
.
Dimensions
(Inches)
Refrigerant Connection
Service Valve Size
Unit
Model
A1
28
28
32
34
34
34
40
B
C
Liquid
Vapor
23-1/2 23-1/2
23-1/2 23-1/2
23-1/2 23-1/2
23-1/2 23-1/2
18
24
30
36
42
48
60
3/4”
A
3/8”
29
29
29
29
29
29
7/8”
7/8”2
B
1. Overall height from bottom of base pan to top of fan guard.
2. Adapter fitting required for 1-1/8” line set.
Johnson Controls Unitary Products
833101-UTD-B-0612
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