Installation & Operation Manual (2019)
7
Electrical Data and Specications
Electrical Requirements
Wire Size Use ONLY wire size recommended for
single outlet branch circuit.
Fuse/Circuit
Breaker
Use ONLY type and size fuse or HACR cir-
cuit breaker indicated on unit’s rating guide.
Proper over current protection to the units is
the responsibility of the owner.
Grounding Unit MUST be grounded from branch circuit
to unit, or through separate ground wire
provided on permanently connected units.
Ensure that branch circuit or general pur-
pose outlet is grounded.
Wire Sizing Use recommended wire size given in tables
and install a single branch circuit. All wiring
must comply with local and national codes.
NOTE: Use copper conductors only.
Electrical Rating Table
NOTE: Use copper conductors ONLY. Wire sizes are per NEC.
Recommended Branch Circuit Sizes*
Nameplate Maximum Circuit Breaker Size AWG Wiring Size**
15A 14
20A 12
30A 10
45A 6
60A 4
AWG - American Wire Gauge
* Single circuit from main box.
** Based on 100’ or less of copper, single insulated conductor at 60˚ C
NOTE: All 230/208 chassis must be hard wired with a properly sized breaker. See unit nameplate for specic electrical requirements.
Use HACR type breakers to avoid nuisance trips. All eld wiring must be done in accordance with NEC and local codes. It is the in-
staller’s responsibility to ensure that the electrical codes are met.
WARNING
Electrical Shock Hazard.
Turn OFF electric power before service or instal-
lation.
Unit must be properly grounded.
Unit must have correct fuse or circuit breaker pro-
tection. Unit’s supply circuit must have the correct
wire conductor size. All electrical connections and
wiring must be installed by a qualied electrician
and conform to the National Electrical Code and all
local codes which have jurisdiction. Failure to do so
can result in property
damage, personal injury and/or death.