5006080-YTG-B-1215
Johnson Controls Unitary Products 3
‡ Adapter fitting must be field installed for the required 1-1/8” line set.
All dimensions are in inches and are subject to change without notice.
Overall height is from bottom of base pan to top of fan guard.
Overall length and width include screw heads.
PHYSICAL AND ELECTRICAL DATA
MODEL YCS18B21S YCS24B21S YCS30B21S YCS36B21S YCS42B21S YCS48B21S YCS60B21S
Unit Supply Voltage 208-230V, 1 60Hz
Normal Voltage Range
1
1. Rated in accordance with AHRI Standard 110-2012, utilization range “A”.
187 to 252
Minimum Circuit Ampacity 11.8 13.6 17.6 20.5 22.1 25.7 31.7
Max. Overcurrent Device Amps
2
2. Dual element fuses or HACR circuit breaker. Maximum allowable overcurrent protection.
20 20 30 35 35 45 50
Min. Overcurrent Device Amps
3
3. Dual element fuses or HACR circuit breaker. Minimum recommended overcurrent protection.
15 15 20 25 25 30 35
Compressor Type Scroll Scroll Scroll Scroll Scroll Scroll Scroll
Compressor
Amps
Rated Load 9.0 10.2 13.4 15.4 16.6 19.5 24.3
Locked Rotor 56.3 61.6 72.5 83.9 109.0 130.0 144.2
Crankcase Heater No No No No No No No
Factory External Discharge Muffler No No No No No No No
HS Kit Required with TXV
4
4. See Hard Start Kit Accessory Installation Manual for Hard Start Kit part number for each model.
No No No No No No No
Fan Diameter Inches 18 22 22 22 24 24 26
Fan Motor
Rated HP 1/12 1/8 1/8 1/4 1/4 1/4 1/4
Rated Load Amps 0.64 0.80 0.80 1.3 1.3 1.3 1.3
Nominal RPM 1000 1075 1075 850 850 850 850
Nominal CFM 1900 2875 2950 3275 3500 3500 4300
Coil
Face Area Sq. Ft. 12.37 13.83 13.83 17.37 18.74 18.74 23.40
Rows Deep 1 1 1 1 1 1 1
Fins / Inch 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
5. For applications with non-standard vapor line sizes, see the “Applications & Accessories” section of this Technical Guide.
3/4 3/4 3/4 3/4 7/8 7/8
1-1/8
‡
Unit Charge (Lbs. - Oz.)
6
6. The Unit Charge is correct for the outdoor unit, smallest matched indoor unit, and 15 feet of refrigerant tubing. For tubing lengths other than 15 feet, add or subtract
the amount of refrigerant, using the difference in actual lineset length (not equivalent length) multiplied by the per foot value.
3-6 3-12 3-15 4-10 4-15 4 - 15 5 - 12
Charge Per Foot, Oz. 0.62 0.62 0.62 0.62 0.67 0.67 0.75
Operating Weight Lbs. 130 135 140 155 200 200 205
A
C
B
A0339-001
DIMENSIONS
Unit
Model
Dimensions
(Inches)
Refrigerant Connection
Service Valve Size
A B C Liquid Vapor
YCS18B21S
33-1/4 24 24
3/8
3/4
YCS24B21S
30 29-1/4 29-1/4
YCS30B21S
30 29-1/4 29-1/4
YCS36B21S
36-1/4 29-1/4 29-1/4
YCS42B21S
33-1/4 35-1/4 31-3/4
7/8
YCS48B21S
33-1/4 35-1/4 31-3/4
YCS60B21S 36-1/4 38 34-1/4
7/8
‡
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