397763-YTG-B-0508
2 Johnson Controls Unitary Products
All dimensions are in inches. They are subject to change
without notice. Certified dimensions will be provided upon
request.
Physical and Electrical Data
MODEL
THGD18
S41S1
THGD24
S41S1
THGD30
S41S1
THGD36
S41S1
THGD42
S41S1
THGD48
S41S1
THGD60
S41S1
Unit Supply Voltage 208-230V, 1φ, 60Hz
Normal Voltage Range
1
187 to 252
Minimum Circuit Ampacity 9.6 12.0 15.4 19.6 28.6 30.9 37.4
Max. Overcurrent Device Amps
2
15 20 25 30 50 50 60
Min. Overcurrent Device Amps
3
15 15 20 20 30 35 40
Compressor Type Recip Recip Recip Recip Scroll Scroll Scroll
Compressor Amps
Rated Load 7.12 8.9 11.65 14.72 21.76 23.61 28.79
Locked Rotor 47.0 48.0 60.0 83.0 105.0 150.0 150
Crankcase Heater Yes Yes Yes Yes No No No
Fan Motor Amps Rated Load 0.70 0.80 0.80 1.5 1.5 1.5 1.5
Fan Diameter Inches 24 24 24 24 24 24 24
Fan Motor
Rated HP 1/10 1/8 1/8 1/4 1/4 1/4 1/4
Nominal RPM 825 1075 1075 850 850 850 850
Nominal CFM 2200 2900 3100 3800 3200 3000 3000
Coil
Face Area Sq. Ft. 15.7 18.3 21.0 23.58 23.58 23.58 23.58
Rows Deep 1 1 1 1 1 2 2
Fin / Inches 22 22 22 22 22 18 18
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) 3/4 3/4 3/4 3/4 7/8 7/8 7/8
Unit Charge (Lbs. - Oz.)
4
6 - 5 8 - 7 9 - 12 9 - 15 9 - 12 13 - 9 13 - 6
Charge Per Foot, Oz. .62 .62 .62 .62 .67 .67 .67
Operating Weight Lbs. 172 184 196 208 208 275 280
1. Rated in accordance with ARI Standard 110, 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. The Unit Charge is correct for the outdoor unit, matched indoor coil and 15 feet of refrigerant tubing. For tubing lengths other than 15 feet,
add or subtract the amount of refrigerant, using the difference in length multiplied by the per foot value.
B
C
A
Unit
Model
Dimensions
(Inches)
Refrigerant Connection
Service Valve Size
A
1
1. Including Fan Guard.
B C Liquid Vapor
18 28
34 34
3/8”
3/4”
24 32 34 34
30 36 34 34
36 40 34 34
42 40 34 34
7/8”48 40 34 34
60 40 34 34
