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Communication / Connection (Power) Cable Specifications from Outdoor
Unit to Indoor Unit
• Communication / connection (power) cable from the single zone
outdoor unit to the indoor unit must use a minimum of 14 AWG,
four (4) conductor, stranded, shielded or unshielded (if shielded,
it must be grounded to the chassis of the outdoor unit only), and
must comply with applicable local and national codes.
• Use of 14 AWG, four (4) conductor, stranded, shielded or unshield-
ed wire is allowed for lengths up to the published maximum pipe
length, plus recommended slack at both ends.
• Insulation material as required by local code.
• Firmly attach the cable; provide slack but secure in a way to pre-
vent external forces from being imparted on the terminal block.
• Wiring must be completed without splices.
WARNING
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©
ELECTRICAL CONNECTIONS
Figure 30: Single Zone Outdoor Unit to Indoor Unit Wiring and Commu-
nications Cable Diagram.
Communication / Connection
(Power), Ground Cable
From Outdoor Unit
To Indoor Unit
GN/YL = (Ground, Yellow)
Figure 31: Single Zone Cassette Power / Communication System Dia-
gram (Appearances May Vary Slightly).
-
208/230 VAC
-
PRODUCT DATA | 41
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