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Installation Manual
Due to our policy of continuous product innovation, some specifications may change without notification.
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GENERAL DATA
Electrical − High-Static M1/M2/M3/B8 Chassis
Table 10: Ducted High Static Indoor Unit Electrical Data.
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
M1 Units
ARNU073M1A4
208-230
2.0
15
1.6
60 208-230 1
190 190 25 / 30 / 39
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
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
ARNU283M2A4 2.9 2.3 430 430 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
ARNU283M3A4
208-230
3.1
15
2.5
60 208-230 1
650 650 60 / 83 / 109
ARNU363M3A4 3.1 2.5 650 650 75 / 107 / 161
ARNU423M3A4 3.1 2.5 650 650 75 / 107 / 161
ARNU483M3A4 3.1 2.5 650 650 75 / 107 / 172
ARNU543M3A4 3.1 2.5 650 650 172 / 215 / 260
B8 Units
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
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.
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