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