Engineering Manual

B-123
6-3. STANDARD OPERATION DATA (REFERENCE DATA)
Operation
Outdoor unit model
MXZ-4C36NAHZ MXZ-5C42NAHZ
Operating
conditions
Ambient
tempera-
ture
Indoor
DB/
WB
80°F/67°F 70°F/60°F 80°F/67°F 70°F/60°F
Outdoor 95°F/75°F 47°F/43°F 95°F/75°F 47°F/43°F
Indoor
unit
No. of connected
units
Unit
4 4
No. of units in op-
eration
4 4
Model — 09 × 4 09 × 2 + 12 ×2
Piping
Main pipe
m
9.84 (3) 9.84 (3)
Branch pipe 14.76 (4.5) 14.76 (4.5)
Total pipe length 68.90 (21) 68.90 (21)
Fan speed — Hi Hi
Amount of refrigerant
lb oz
(kg)
17 lb 7 oz (7.9) 17 lb 7 oz (7.9)
Outdoor
unit
Electric current A 14.1 18.7 17.2 19.1
Voltage V 230 230
Compressor frequency Hz 59 74 70 80
LEV
opening
Indoor unit Pulse 112 128 129 128
Pressure High pressure/Low pressure
MPaG 2.57/0.98 2.78/0.64 2.72/0.80 2.80/0.56
PSIG 373/142 403/93 395/116 406/81
Temp. of
each sec-
tion
Outdoor
unit
Discharge
°F
[°C]
143.8 [62.1] 151.5 [66.4] 148.6 [64.8] 145.8 [63.2]
Heat exchanger
outlet
100.8 [38.2] 36.7 [2.6] 101.8 [38.8] 35.6 [2.0]
Accumulator inlet 50.5 [10.3] 36.1 [2.3] 49.5 [9.7] 34.9 [1.6]
Compressor inlet 47.1 [8.4] 34.0 [1.1] 45.3 [7.4] 32.7 [0.4]
Indoor
unit
LEV inlet 70.0 [21.1] 103.5 [39.7] 83.7 [28.7] 100.2 [37.9]
Heat exchanger
inlet
54.1 [12.3] 138.9 [59.4] 49.6 [9.8] 132.3 [55.7]
Operation
Outdoor unit model
MXZ-8C48NA/NAHZ MXZ-8C60NA
Operating
conditions
Ambient
tempera-
ture
Indoor
DB/
WB
80°F/67°F 70°F/60°F 80°F/67°F 70°F/60°F
Outdoor 95°F/75°F 47°F/43°F 95°F/75°F 47°F/43°F
Indoor
unit
No. of connected
units
Unit
4 5
No. of units in op-
eration
4 5
Model — 12 × 4 09 × 3 + 15 + 18
Piping
Main pipe
m
9.84 (3) 9.84 (3)
Branch pipe 14.76 (4.5) 14.76 (4.5)
Total pipe length 68.90 (21) 83.79 (25.5)
Fan speed — Hi Hi
Amount of refrigerant
lb oz
(kg)
17 lb 7 oz (7.9) 20 lb (8.9)
Outdoor
unit
Electric current A 22.1 21.9 20.4 24.4
Voltage V 230 230
Compressor frequency Hz 86 91 45 51
LEV
opening
Indoor unit Pulse 112 132 187 229
Pressure High pressure/Low pressure
MPaG 2.83/0.77 2.82/0.55 2.84/0.92 2.44/0.672
PSIG 410/112 409/80 412/134 354/97.5
Temp. of
each sec-
tion
Outdoor
unit
Discharge
°F
[°C]
157.6 [69.8] 149.2 [65.1] 167 [75.0] 133.9 [56.6]
Heat exchanger
outlet
105.6 [40.9] 34.3 [1.3] 98.8 [37.1] 51.1 [10.2]
Accumulator inlet 47.1 [8.4] 33.4 [0.8] 49.5 [9.7] 32.4 [0.2]
Compressor inlet 42.4 [5.8] 30.6 [−0.8] 72.5 [22.5] 31.6 [−0.2]
Indoor
unit
LEV inlet 71.1 [21.7] 98.8 [37.1] 59.7 [15.4] 81.9 [27.7]
Heat exchanger
inlet
47.5 [8.6] 134.6 [57.0] 52.5 [11.4] 104.2 [40.1]