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Installation Manual
Due to our policy of continuous product innovation, some specifications may change without notification.
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Model Voltage Range MCA MOP
Rated
Amps
(A)
Power Supply Power Input (W)
Hz Volts Phase Max.Cooling Max.Heating
L / M / H at
Factory Default
M2 Units - High Static
ARNU073M2A4
208-230
2.9
15
2.3
60 208-230 1
430 430 21 / 29 / 38
ARNU093M2A4 2.9 2.3 430 430 21 / 29 / 38
ARNU123M2A4 2.9 2.3 430 430 25 / 34 / 43
ARNU153M2A4 2.9 2.3 430 430 25 / 34 / 43
ARNU183M2A4 2.9 2.3 430 430 34 / 43 / 67
ARNU243M2A4 2.9 2.3 430 430 34 / 43 / 67
M3 Units - High Static
ARNU283M3A4 208-230 3.1 15 2.5 60 208-230 1 650 650 60 / 83 / 109
B8 Units - High Static
ARNU363B8A4
208-230
6.5
15
5.2
60 208-230 1
800 800 403 / 420 / 478
ARNU423B8A4 6.5 5.2 800 800 465 / 497 / 528
ARNU483B8A4 6.5 5.2 800 800 482 / 500 / 538
ARNU763B8A4 6.5 5.2 800 800 505 / 505 / 765
ARNU963B8A4 6.5 5.2 800 800 750 / 750 / 800
MA Units - Convertible Mid Static
ARNU073MAA4
208-230
2.2
15
1.7
60 208-230 1
220 220 30 / 36 / 47
ARNU093MAA4 2.2 1.7 220 220 32 / 39 / 48
ARNU123MAA4 2.2 1.7 220 220 38 / 46 / 56
ARNU153MAA4 2.2 1.7 220 220 56 / 64 / 81
ARNU183MAA4 2.2 1.7 220 220 66 / 76 / 102
ARNU243MAA4 2.2 1.7 220 220 70 / 89 / 110
M1 Units - Mid Static
ARNU073M1A4
208-230
2.0
15
1.6
60 208-230 1
ARNU093M1A4 2.0 1.6 190 190 26 / 32 / 40
ARNU123M1A4 2.0 1.6 190 190 31 / 38 / 46
ARNU153M1A4 2.0 1.6 190 190 46 / 53 / 67
ARNU183M1A4 2.0 1.6 190 190 55 / 63 / 85
ARNU243M1A4 2.0 1.6 190 190 58 / 74 / 91
M2 Units - Mid Static
ARNU283M2A4
208-230
2.9
15
2.3
60 208-230 1
430 430 57 / 88 / 123
ARNU363M2A4 2.9 2.3 430 430 88 / 123 / 184
ARNU423M2A4 2.9 2.3 430 430 136 / 193 / 231
M3 Units - Mid Static
ARNU483M3A4
208-230
3.1
15
2.5
60 208-230 1
650 650 75 / 107 / 172
ARNU543M3A4 3.1 2.5 650 650 172 / 215 / 260
GENERAL DATA
Electrical − Mid and High-Static M1/M2/M3/B8 Chassis
Table 14: Ducted Mid and High Static Indoor Unit Electrical Data.
MCA : Minimum Circuit Ampacity.
MOP : Maximum Overcurrent Protection.
Units are suitable for use on an electrical system where voltage
supplied to unit terminals is within the listed range limits.
Select wire size based on the larger MCA value.
Instead of fuse, use the circuit breaker.
Max. power input is rated at maximum setting value.