Sizing your air conditioner correctly is vital.
FT
2
Btu/h
100-150
5,000
150-250
6,000
250-300
7,000
300-350
8,000
350-400
9,000
400-450
10,000
450-550
12,000
550-700
14,000
700-1,000
18,000
1,000-1,200
21,000
1,200-1,400
23,000
1,400-1,600
25,000
1,600-1,900
28,000
1,900-2,700
36,000
Due to variations in room design, climate zone and occupancy, larger areas may require the use
of multiple units to provide the optimal cooling solution. Please consult your retail sales person.
13
Room Air Conditioner Model Identification Guide
S L 28 M 3 0 A
FUNCTION
S–Straight Cool
C–Straight Cool
X–Straight Cool
Y–Heat Pump
E–Electric Heat
CHASSIS
Q–Portable
P–Programmable
S–Small Chassis
M–Medium Chassis
L–Large Chassis
MODEL SERIES
APPROXIMATE
BTUs (000) Cooling
VOLTAGE
1–115 Volts 3–230/208 Volts
0 – Straight Cool and
115V Heat Pump Models
1 – 1 KW heat strip, Nominal
3 – 3 KW heat strip, Nominal
4 – 4 KW heat strip, Nominal
5 – 5 KW heat strip, Nominal
Letter at end of model number indicates
a modification to an existing model.
Sizing Guide
The following guide is based on normal room insulation, average number of sun-exposed windows and two-person occupancy.
