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Outdoor Unit

Rated Capacity

Btu/h

Rated Total Input Maximum Capacity Rated Capacity Rated Total Input

W Btu/h Btu/h W

Maximum Capacity

Btu/h

Rated Capacity Rated Total Input

Btu/h W

Maximum Capacity

Btu/h

Model Name

Heating at 17° F *3 Non- ducted/Ducted

Cooling *1 Non-ducted/ Ducted

Indoor Unit

Heating at 47° F *2 Non- ducted/Ducted

Power Supply

Voltage

Phase, Cycle, Voltage Indoor - Outdoor S1 - S2 Indoor - Outdoor S2 - S3 MCA

A

MXZ-8B48NA

48,000 / 48,000

5,780 / 6,470 54,000 54,000 / 54,000 4,820 / 5,270

60,000

33,000 / 34,700 2,950 / 3,390

36,600 / 36,550

1 Phase, 60Hz, 208 / 230V AC 208-230V DC12-24V 32

*Compatible with the MSZ-A, MSZ-FD, MSZ-FE, MSZ-GE, MFZ-KA, SEZ-KD, PLA and PEAD series indoor units

NOTES: Test conditions are based on AHRI 210/240. One indoor unit is turned off during low-speed testing under the new test conditions. Systems actually exhibit higher energy efficiencies during normal operation.

*1

*2

*3

*4

Rating conditions (cooling)-Indoor: D.B. 80º F (27º C),

  • W.

    B. 67º F (19º C); Outdoor: D.B. 95º F (35º C),

  • W.

    B. 75º F (24º C).

Rating conditions (heating)-Indoor: D.B. 70º F (21º C),

  • W.

    B. 60º F (16º C); Outdoor: D.B. 47º F (8º C),

  • W.

    B. 43º F (6º C).

Rating conditions (heating)-Indoor: D.B. 70º F (21º C),

  • W.

    B. 60º F (16º C); Outdoor: D.B. 17º F (-8º C),

  • W.

    B. 15º F (-9º C).

66' applies to installations when the outdoor unit is installed below the indoor unit.

Recommended Fuse/Breaker Size

A

40

Power factor equals 97 percent.

Fan Motor

Compressor

Airflow (Cooling/Heating) Refrigerant Control

Type x Quantity Motor Output (kW) Model (Type) Motor Output (kW) CFM

Propeller x 2 0.086 + 0.086 DC INVERTER-driven Scroll 2.9 3,530 Linear Expansion Valve

Specifications are subject to change without notice.

Note: Maximum installed capacity is the maximum total of all connected indoor units - NOT the maximum capacity produced.

Outdoor Unit

Sound Pressure Level at Cooling *1

dB(A)

54

Sound Pressure Level at Heating *2

dB(A)

55

Indoor Unit

External Finish Color

Dimensions

Weight Total Capacity 22-130% Model / Quantity

W: In. D: In.

H: In. Lbs. Btu/h

Munsell No. 3Y 7.8 / 1.1 37-7/16 13+1-3/16

53-3/16 278 12,000 - 70,200 6,00 - 24,000 / 2-8

Only a single lineset is need from the outdoor unit to branch box

Remote Controller

Type

Refrigerant

Type Charge

Lbs., Oz.

Oil

Type (fl. oz.)

Associated with Indoor Unit Model

R410A 18, 11.2

FV50S (73)

Gas Side O.D. Liquid Side O.D.

In. In.

Height Difference (Max.)

Ft.

Maximum Distance between (Outdoor unit and farthest indoor unit)

Ft.

Maximum distance from outdoor unit to branch box

Ft.

Maximum Pipe Length - Branch Box to Indoor Unit

Ft.

Total Maximum line length between Branch Box and All Connected Indoor Units

Ft.

Total Length (Max.) Indoor/Outdoor

Ft.

Refrigerant Pipe

Refrigerant Pipe Length

Connection Method

5/8 3/8

66/98 *4

230

180

49

197

377 Flared/Flared

Piping connection size depends on the type and capacity of the indoor units. Match the branch box piping connection size with the indoor unit piping connection size. If the branch box piping connection size does not match the indoor unit piping connection size, install optional port adapter on the branch box (connect port adapter directly to the branch box side).

Required Branch Boxes for MXZ-8B48BA (Maximum of 2 branch boxes can be connected to one outdoor unit; requires joint MSDD-50AR-E or MSDD-50BR-E.)

Power Input

W

0.003

Current

A

0.05

External Finish

Galvanized-steel Sheets

Model Name

Connectable No. of Indoor Units

Power Supply

Phase, Cycle, Voltage

PAC-AKA31BC

PAC-AKA51BC

35 1 Phase, 60Hz, 208 / 230V

Width

In.

Dimensions

Depth

In.

Height

In.

Net Weight

Lbs.

Outdoor Unit to

Gas (In.)

Refrigerant Pipe

Branch Box

Liquid (In.)

Dimensions

Branch Box to

Gas (In.)

Indoor Units

Liquid (In.)

Drain Pipe Size (O.D.)

In.

PAC-AKA31BC Branch Box

PAC-AKA31BC Electrical Board

17-3/4 11 7-3/4

19

3/4

5/8 3/8

21

A,B,C: 3/8 A,B,C: 1/4

A,B,C,D: 3/8; E: 1/2 A,B,C,D,E: 1/4

Branch Box Combinations

Three-port

Five-port

1

0

0

1

1

1

2

0

0

2 (Up to 8 IDU)

LIMITED WARRANTY Seven-year warranty on compressor. Five-year warranty on parts.

3400 Lawrenceville Suwanee Road Suwanee, GA 30024

©2010 Mitsubishi Electric & Electronics USA, Inc. The three-diamond logo is a registered logo of Mitsubishi Electric Corporation.

Phone: 888-467-7546

Fax: 800-658-1458

Form No. 8B48SheetR-6-10

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