Lennox MWMA009S4-*L, Service Manual

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1.8. MPA Multi-Zone Specifications Outdoor Units (3 - 4 Ton)
Nominal Size - Tons 3 4
Outdoor Unit Model No. MPA036S4M MPA048S4M
Number of Zones Up to 4 Up to 5
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AHRI Ratings
System Type Ducted Non-Ducted Ducted Non-Ducted
Cooling - Btuh 34,000 36,000 42,000 42,000
High Temperature Heating - Btuh 36,000 36,000 51,000 49,000
Low Temperature Heating - Btuh 24,400 23,400 31,800 31,200
SEER 15.00 18.00 18.00 20.00
EER 8.20 8.80 11.00 12.50
HSPF (Region IV) 9.3 10.0 9.5 10.0
AHRI Reference Number 8129615 8129614 8129617 8129616
Energy Star No No No Yes
Ambient Temperature Range - °F Cooling 5 - 122 5 - 122
Heating –13 - 76 –13 - 76
Sound Data (dBA) Cooling 62 58
Heating 64 62
Refrigerant Charge furnished (R-410A) 7 lbs. 15 oz. 9 lbs. 8 oz.
Maximum line length with furnished charge (per zone) - ft. 25 25
Additional charge required per ft. - oz. 0.161 0.161
Compressor
No. and Type Twin-Rotary Twin-Rotary
Refrigerant oil type FV50S FV50S
Refrigerant oil charge - oz. 36.2 47.3
Connections - in. Gas+Gas pipe (flare) (4) 1/4 + (3) 3/8 + (1) 1/2 (5) 1/4 + (3) 3/8 + (2) 1/2
Maximum length for all rooms - ft. 197 246
Maximum length for one indoor unit - ft. 98 98
Maximum height
difference between
indoor unit and outdoor
unit
Outdoor unit above than indoor
unit - ft.
33 33
Outdoor unit below than indoor
unit - ft.
49 49
Maximum difference in level between indoor units - ft. 33 33
Outdoor
Fan
(No.) Diameter - in. (1) - 22 (2) - 20
Total air volume - cfm 2240 (2) 4240
rpm 950 (2) 800
Outdoor Coil Number of rows 2.6 2
Fins per inch 15 15
Fin type Hydrophilic aluminium
Tube outside diameter - in. 5/16 5/16
Tube type Rifled copper tubing
Net face area - ft.
2
6.42 14.33
Design Pressure PSIG 550/340 550/340
Shipping Data Net/Shipping weight (lbs.) 162 / 174 218 / 245
ELECTRICAL DATA
Electrical Characteristics - 60 Hz - 1 Phase
208/230V 208/230V
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Maximum Overcurrent Protection (amps) 45 50
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Minimum circuit ampacity 30 35
Compressor Rated load amps 19.5 22
Outdoor Fan Motor Rated load amps 1.30 (2) 0.9
Output - W 120 (2) 85
NOTE - Per AHRI, the certified ratings for systems are valid for all combinations of indoor units with the specific outdoor units listed above and in the AHRI Directory of
Certified Equipment. Please visit http://www.ahridirectory.org for further details and latest updates.
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Ratings are AHRI certified to AHRI Standard 210/240-2008;
• Cooling Ratings - 80°F dry bulb/67°F wet bulb entering indoor coil air and 95°F dry bulb/75°F wet bulb outdoor air temperature.
• High Temperature Heating Ratings - 70°F dry bulb/60°F wet bulb entering indoor coil air and 47°F dry bulb/43°F wet bulb outdoor air temperature.
• Low Temperature Heating Ratings - 70°F dry bulb/60°F wet bulb entering indoor coil air and 17°F dry bulb/15°F wet bulb outdoor air temperature.
NOTE - Extremes of operating range are plus and minus 10% of line voltage.
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HACR type circuit breaker or fuse.
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Refer to National or Canadian Electrical Code manual to determine wire, fuse and disconnect size requirements.
NOTE - Adaptors are furnished for the gas pipe connections:
036 - (3) 3/8 x 1/2 in. and (1) 1/2 x 3/8 in.
048 - (3) 3/8 x 1/2 in., (2) 1/2 x 3/8 in., (2) 1/4 x 3/8 in. and (2) 1/2 x 5/8 in.