Engineering Manual

A-175
Model MSZ-FH06NA MSZ-FH09NA MSZ-FH12NA MSZ-FH15NA MSZ-FH18NA2
Item Unit
Cooling Heating Cooling Heating Cooling Heating Cooling Heating Cooling Heating
Total
Capacity Btu/h 6,000 8,700 9,000 10,900 12,000 13,600 15,000 18,000 17,200 20,300
SHF — 0.96 — 0.92 — 0.83 — 0.70 — 0.69 —
Input kW 0.315 0.545 0.560 0.710 0.870 0.950 1.200 1.300 1.375 1.72
Rated frequency Hz 28 50 47 58.5 46 49 50.5 50 57.0 61
Electrical circuit
Indoor unit MSZ-FH06NA MSZ-FH09NA MSZ-FH12NA MSZ-FH15NA MSZ-FH18NA2
Power supply
V,
phase,
Hz
208/230, 1, 60
Input kW 0.029 0.029 0.029 0.031 0.033
Fan motor current A 0.30/0.27 0.30/0.27 0.30/0.27 0.31/0.28 0.34/0.31
Outdoor unit
MUZ-FH06NA
MUZ-FH06NAH
MUZ-FH09NA
MUZ-FH09NAH
MUZ-FH12NA
MUZ-FH12NAH
MUZ-FH15NA
MUZ-FH15NAH
MUZ-FH18NA2
MUZ-FH18NAH2
Power supply
V,
phase,
Hz
208/230, 1, 60
Input kW 0.243 0.475 0.531 0.681 0.841 0.921 1.169 1.269 1.342 1.687
Comp. current A
1.22/1.10 2.23/2.02 2.32/2.10 3.01/2.72 3.60/3.26 4.06/3.67 4.46/4.03 4.87/4.40 5.53/5.00 7.04/6.37
Fan motor current A 0.36/0.33 0.34/0.31 0.36/0.33 0.34/0.31 0.41/0.37 0.40/0.36 1.21/1.09 1.24/1.12 1.21/1.09 1.24/1.12
Refrigerant circuit
Condensing
pressure
PSIG 332 297 352 323 374 340 361 391 367 445
Suction
pressure
PSIG 174 112 153 110 135 106 131 108 128 107
Discharge
temperature
˚F 136 140 148 145 156 148 152 170 164 189
Condensing
temperature
˚F 104 96 107 101 112 105 109 115 109 123
Suction
temperature
˚F 69 44 64 41 56 36 52 45 59 34
Comp. shell bottom
temperature
˚F 120 120 129 125 137 128 135 147 154 167
Ref. pipe length ft. 25
Refrigerant charge (R410A) 2 lb. 9 oz. 3 lb 7 oz.
Indoor unit
Intake air
temperature
DB ˚F 80 70 80 70 80 70 80 70 80 70
WB ˚F 67 60 67 60 67 60 67 60 67 60
Discharge air
temperature
DB ˚F 64 94 58 99 56 101 52 111 52 119
WB ˚F 60 — 55 — 54 — 51 — 51 —
Fan speed (High) rpm 1,150 1,280 1,150 1,280 1,190 1,320 1,220 1,420 1,330 1,460
Airow (High) CFM
328 (Wet) 437 328 (Wet) 437 342 (Wet) 454 354 (Wet) 497 395 (Wet) 514
Outdoor unit
Intake air
temperature
DB ˚F 95 47 95 47 95 47 95 47 95 47
WB ˚F — 43 — 43 — 43 — 43 — 43
Fan speed rpm 810 900 810 900 810 900 840 810 840 810
Airow CFM 1,074 1,202 1,074 1,202 1,074 1,202 1,692 1,634 1,692 1,634