Lennox Mini-Split Service Manual / Page 14
SPECIFICATIONS - 2 - 4 TON MPA OUTDOOR UNITS - 208/230V-1 PHASE
Nominal Size - Tons 2 2.5 3 4
Outdoor Unit Model No. MPA024S4S-1P MPA030S4S-1P MPA036S4S-1P MPA048S4S-1P
Ambient Temperature Operating
Range - °F
Cooling 5 - 122 5 - 122 5 - 122 5 - 122
Heating –13 - 86 –13 - 86 –13 - 76 –13 - 76
Sound Data (dBA) Cooling 59 59 62 63
Heating 63 61 65 65
Refrigerant Charge furnished (R-410A) 5 lbs. 3 oz. 6 lbs. 10 oz. 7 lbs. 13 oz. 9 lbs. 8 oz.
Maximum line length with furnished charge - ft. 25 25 25 25
Additional charge required per ft. - oz. 0.32 0.32 0.32 0.32
Compressor No. and Type Twin-Rotary Rotary Twin-Rotary Twin-Rotary
Refrigerant oil type Ester Oil VG74 FY50S FV50S FV50S
Refrigerant oil charge - oz. 27.7 36.1 36.1 47.3
Low ambient cut-off -13°F -13°F -13°F -13°F
Connections - in. Liquid/Gas pipe (fl are) 3/8 / 5/8 3/8 / 5/8 3/8 / 5/8 3/8 / 5/8
Maximum refrigerant pipe length - ft. 164 164 213 213
Max. difference in level of indoor unit - ft. 82 82 98 98
Outdoor
Fan
(No.) Diameter - in. (1) - 22 (1) - 22 (1) - 22 (2) - 20
Total air volume - cfm 2355 2530 2940 4240
rpm 850/750/700 950/800/750 950 860
Outdoor Coil Number of rows 2.6 2.6 2.6 2
Fins per inch 18 16 14 16
Fin type Hydrophilic aluminium
Tube outside diameter - in. 1/4 1/4 3/8 5/16
Tube type Rifl ed copper tubing
Net face area - ft.
2
8.12 7.79 / 4.75 8.16 / 4.75 14.14
Design Pressure PSIG 550/340 550/340 550/340 550/340
Shipping Data Net/Shipping weight (lbs.) 134 / 144 158 / 170 161 / 183 220 / 251
ELECTRICAL DATA
Electrical Characteristics - 60 Hz - 1 Phase 208/230V 208/230V 208/230V 208/230V
1
Maximum Overcurrent Protection (amps) 25 30 50 60
2
Minimum circuit ampacity 15 20 30 35
Compressor Rated load amps 12 14 22 23.5
Outdoor Fan Motor Rated load amps 0.7 1.0 1.0 (2) 0.7
Output - W 120 120 120 (2) 85
NOTE - Extremes of operating range are plus and minus 10% of line voltage.
1
HACR type circuit breaker or fuse.
2
Refer to National or Canadian Electrical Code manual to determine wire, fuse and disconnect size requirements.
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