AAON RZ Series, Installation Operation & Maintenance

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38
Electrical
Verify the unit nameplate agrees with power supply. Connect power and control field wiring as
shown on the unit specific wiring diagram provided laminated and attached to the door in the
controls compartment.
Table 4 - Nameplate Voltage Markings & Tolerances
Hz
Nameplate
Voltage
Nominal
System
Voltage
Operating Voltage Range
1
Acceptable Performance
Range
2
Min Max Min Max
60
115 120 104 127 108 126
208/230 208/240 187 254 187 252
208 208 187 228 187 228
230 240 208 254 216 252
265 277 240 293 249 291
460 480 416 508 432 504
575 600 520 635 540 630
50
230 230 198 254 208 254
400 400 344 440 360 440
Notes:
1. Operating voltage is the min and max voltage for which the unit can function. Never
operate outside of this min and max voltage.
2. The Acceptable Performance Range is the min and max voltage for which the unit
performance is designed and rated to give acceptable performance.
Route power and control wiring, separately,
through the utility entry in the base of the
unit. Do not run power and signal wires in the
same conduit.
Size supply conductors based on the unit
MCA rating. Supply conductors must be
rated a minimum of 167°F (75°C).
Protect the branch circuit in accordance with
code requirements. The unit must be
electrically grounded in accordance with
local codes, or in the absence of local codes,
the
current National Electric Code,
ANSI/NFPA 70 or the current Canadian
Electrical Code CSA C22.1.
Electric shock hazard. Before
attempting to perform any installation,
service, or maintenance, shut off all
electrical power to the unit at the
disconnect switches. Unit may have
multiple power supplies. Failure to
disconnect power could result in
dangerous operation, serious injury,
death or property damage.
WARNING
Installing Contractor is responsible for
proper sealing of the electrical and
gas entries into the unit Failure to seal
the entries may result in damage to
the unit and property.
CAUTION