16
8. Single Zone Outdoor Units
NOTE:
Outdoor units can only be installed in an unenclosed outdoor environment.
8.1.
Model Number Identification
M C A 009 S 4 S
-
1
P
Series Type
M = Mini-Split
Cooling Efficiency
S = Standard Efficiency
Major Design Sequence
A = First Generation
Nominal Cooling Capacity
009 = 0.75 ton
012 = 1 ton
018 = 1.5 tons
024 = 2 tons
Refrigerant Type
4 = HFC-410A
Refrigerant Circuits
S = Single Circuit
Minor Design Sequence
1 = 1st Revision
Voltage
L = 115V-1 phase-60Hz
P = 208/230V-1 phase-60Hz
Unit Type
C = Air Conditioner
8.2.
Specifications
Outdoor Unit Model No.
MCA009S4S
MCA012S4S
MCA018S4S
MCA024S4S
Nominal Size - Tons
0.75
1
1.5
2
Ambient Temperature Operating Range - °F
5 - 122
5 - 122
5 - 122
5 - 122
Energy Star
Yes
Yes
Yes
Yes
Sound Data (dBA)
51
51.5
53.5
57
Refrigerant
(R-410A)
Charge furnished (115V)
- - -
1 lb. 5 oz.
- - -
- - -
Charge furnished (208/230V)
1 lb. 2 oz.
1 lb. 3 oz.
2 lbs. 0 oz.
2 lbs. 9 oz.
Maximum line length with furnished charge - ft.
20
20
20
30
Additional charge required per ft. - oz.
0.21
0.21
0.21
0.32
Compressor
No. and Type
(1) Rotary
(1) Rotary
(1) Rotary
(1) Rotary
Refrigerant oil type
VG74
VG74
VG74
VG74
Refrigerant oil charge - oz.
5.7
12.5 (115V)
5.7 (208/230V
14.9
15.2
Connections - in.
Liquid/Gas pipe (flare)
1/4 / 3/8
1/4 / 1/2
1/4 / 1/2
3/8 / 5/8
Maximum refrigerant pipe length - ft.
82
82
98
98
Max. difference in level of indoor unit - ft.
33
33
66
66
Outdoor
Fan
(No.) Diameter - in.
(1) 16-3/4
(1) 16-3/4
(1) 16-3/4
(1) 19-1/4
Total air volume - cfm
1230
1175 (115V)
1230 (208/230V
1195
1824
rpm
850/700
850/700
850/700
800/550
Outdoor Coil
Number of rows
1
1
2
2
Fins per inch
21
21
21
21
Fin type
Hydrophilic aluminium
Tube outside diameter - in.
1/4
1/4
1/4
1/4
Tube type
Rifled copper tubing
Net face area - ft.²
4.15
4.15
4.15
5.48
