950-0265revC - 20 - November 30, 2020
12,000, 18,000 & 24,000 BTU Units (208/230V)
(Thermal Zone - Sea Breeze) Indoor / Outdoor
244-1503-E, 244-1503-C
12H49ZIMI, 12H49ZOMI
244-1504-E, 244-1504-C
18H49ZIMI, 18H49ZOMI
244-1505-E, 244-1505-C
24H47ZIMI, 24H47ZOMI
AHRI Reference Number (Sea Breeze / Thermal Zone)
202576824 / 202576825
202576828 / 202576829
202576830 / 202576831
Power supply
Ph-V-Hz
208-230V, 1Ph, 60Hz
208-230V, 1Ph, 60Hz
208-230V, 1Ph, 60Hz
Cooling
Capacity
Btu/h
12000
18000
24000
Input
W
1065
1645
2500
Rated current
A
4.5
7.35
11.0
EER
Btu/w
11.0
11.0
9.5
SEER
Btu/w
19
19
17
Heating
Capacity
Btu/h
12000
18000
24000
Input
W
1025
1700
2200
Rated current
A
4.3
7.4
9.6
COP
W/W
3.43
3.1
3.2
HSPF (region IV)
Btu/w
9.5
10.0
9.5
MINIMUM CIRCUIT AMPACITY
A
15
15
20
MAX.FUSE
A
15
20
25
Compressor
Model
KSK103D33UEZ3
KSN140D21UFZ
KTM240D57UMT
Type
Rotary
Rotary
Rotary
Brand
GMCC
GMCC
GMCC
Capacity
W
3100
4370
7715
Input
W
790
1135
2085
Rated current (RLA)
A
6.8
10.0
15.0
Heating Belt
Yes
Yes
Yes
Refrigerant oil/oil charge
ml
VG74 / 310 ± 15 ml
VG74 / 440
VG74 / 670
Indoor fan motor
Model
ZKFP-20-8-6-7
ZKFP-30-8-3
ZKFP-58-8-1
Brand
Welling
Welling
Brand Ocean
Input
W
50
36
116
Output
W
20
30
60
RLA
A
0.25
0.4
0.5
Speed (Hi/Mi/Lo)
r/min
1100/900/750
1100/800/750
1100/900/750
Indoor air flow (Hi/Mi/Lo)
CFM
324/282/212
450/393/262
706/588/450
Indoor noise level (Hi/Mi/Lo)
dB(A)
38/32/24
43/35/30.5
48/42.5/34
Indoor unit
Dimension(W*D*H)
inch
31.57x7.44x11.69
37.99x8.46x12.56
42.52x8.90x13.19
Packing (W*D*H)
inch
34.45x11.22x14.76
41.14x12.01x16.14
45.47x16.34x12.60
Net/Gross weight
lbs.
18.96/24.91
24.03/32.19
30.2/39.68
Outdoor fan motor
Model
ZKFN-34-8-1-3
ZKFN-34-8-1-3
ZKFN-50-8-2-3
Input
W
58
58
50
Output
W
34
34
115
RLA
A
0.4
0.5
0.6
Winding Resistance
Ω
77.3
77.3
37.3
Speed
r/min
800/750/650
800/750/650
800/750/650
Outdoor air flow
CFM
1176
1176
1823
Outdoor noise level
dB(A)
55
57.5
58
Outdoor unit
Dimension(W*D*H)
inch
31.50x13.11x21.81
31.50x13.11x21.81
33.27x14.29x27.64
Packing (W*D*H)
inch
36.22x15.35x24.21
36.22x15.35x24.21
37.99x15.55x30.51
Net/Gross weight
lbs.
67.02/72.75
79.81/85.76
105.16/112.22
Refrigerant type
g
R410A/840
R410A/1250
R410A/1780
Refrigerant type
oz
R410A/29.63
R410A/44.09
R410A/62.79
Refrigerant pre-charge
ft
25
25
25
Additional charge for each ft
oz
0.161
0.161
0.322
Design pressure
PSIG
550/340
550/340
550/340
Refrigerant piping
Liquid side/ Gas side
inch
1/4"
/
1/2"
1/4"
/
1/2"
3/8"
/
5/8"
Max. refrigerant pipe
length
ft
82
98
98
Max. difference in level
ft
33
66
66
Wire Size / No. of Conductors
14 AWG / 4C (Recommended) 14 AWG / 4C (Recommended) 14 AWG / 4C (Recommended)
Electrical Shock Protection
I
I
I
Thermostat type
Remote Control
Remote Control
Remote Control
Wall Control (Optional)
YES
YES
YES
Indoor selection range
‐
remote
Indoor (cooling/ heating)
℉
62
~
90/32
~
86
62
~
90/32
~
86
62
~
90/32
~
86
Outdoor unit operating
temperature range
Outdoor (cooling/heating)
℉
5
~
122/5
~
86
5
~
122/5
~
86
5
~
122/5
~
86
Application area (cooling standard)
sq.ft
172-252
251-368
330-484