Lennox Mini-Split Service Manual / Page 13
SPECIFICATIONS - 0.75 - 1.5 TON MPA OUTDOOR UNITS - 208/230V-1 PHASE
Nominal Size - Tons 0.75 1 1.5
Outdoor Unit Model No. MPA009S4S-1P MPA012S4S-1P MPA018S4S-1P
Ambient Temperature
Operating Range - °F
Cooling 5 - 122 5 - 122 5 - 122
Heating –13 - 86 –13 - 86 –13 - 86
Sound Data (dBA) Cooling 53 54 61
Heating 55 57 62
Refrigerant Charge furnished (R-410A) 2 lbs. 12 oz. 2 lbs. 12 oz. 4 lbs. 3 oz.
Maximum line length with furnished charge - ft. 25 25 25
Additional charge required per ft. - oz. 0.16 0.16 0.16
Compressor No. and Type (1) Rotary (1) Rotary (1) Rotary
Refrigerant oil type Ester Oil VG74 Ester Oil VG74 Ester Oil VG74
Refrigerant oil charge - oz. 12.5 12.5 15.2
Low ambient cut-off -13°F -13°F -13°F
Connections - in. Liquid/Gas pipe (fl are) 1/4 / 3/8 1/4 / 1/2 1/4 / 1/2
Maximum refrigerant pipe length - ft. 98 98 98
Max. difference in level of indoor unit - ft. 40 40 66
Outdoor
Fan
(No.) Diameter - in. (1) - 16.5 (1) - 16.5 (1) - 18
Total air volume - cfm 1120 1180 1470
rpm 800 800 800
Outdoor Coil Number of rows 2 2 3
Fins per inch 21 21 18
Fin type Hydrophilic aluminium
Tube outside diameter - in. 1/4 1/4 1/4
Tube type Rifl ed copper tubing
Net face area - ft.
2
4.72 4.72 5.42
Design Pressure PSIG 550/340 550/340 550/340
Shipping Data Net/Shipping weight (lbs.) 83 / 88 83 / 88 111 / 120
ELECTRICAL DATA
Electrical Characteristics - 60 Hz - 1 Phase 208/230V 208/230V 208/230V
1
Maximum Overcurrent Protection (amps) 15 15 20
2
Minimum circuit ampacity 15 15 13
Compressor Rated load amps 5.3 5.7 9.5
Outdoor Fan
Motor
Rated load amps 0.42 0.42 0.5
Output - W 40 40 50
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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