LGRED Heat LMU300HHV Installation Manual

62
MULTI F / MULTI F MAX with LGRED Outdoor Unit Installation Manual
Due to our policy of continuous product innovation, some specifications may change without notification.
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Figure 80: Typical Multi F with LGRED System General Power / Commu-
nications System Schematic When Wiring is Less Than 130 Feet.
Figure 81: Typical Multi F MAX with LGRED System General Power
/ Communications System Schematic When Wiring is Less Than 130
Feet.
Power Supply
Circuit Breaker
Indoor Unit
Branch Distribution Unit
Ground Wiring
Outdoor Unit
Branch Distribution Unit
Indoor Units
Power Supply
Circuit Breaker
Ground Wiring
Outdoor Unit
Figure 82: Schematic of a Multi F with LGRED System When the Wiring is GREATER THAN 130 Feet.
Figure 83: Schematic of a Multi F MAX with LGRED System When the Wiring is GREATER THAN 130 Feet.
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Power
Supply
1(L1) (Power, L)
2(L2) (Neutral, N)
G (Ground)
Power Flow: L ĺ N
Diagram is an example of communication and
power cables when the wiring is GREATER THAN
130 feet. Terminals may be labeled differently depending on the model.
Outdoor and Indoor Unit appearances may vary depending on the model.
Communication Flow: Comm ĺ N
3 (Communications)
GREATER THAN 130 feet: Must Separate Communications and Ground (G) Cable
from the Power (1[L1]) and Neutral (2[L2]) Cable at Least Two (2) Inches for Each
Indoor Unit.
At Least Two (2) Inches
3 (Communications)
At Least Two (2) Inches
Power
Supply
1(L1) (Power, L)
2(L2) (Neutral, N)
G (Ground)
Power Flow: L ĺ N
Diagram is an example of communication and power
cables when the wiring is GREATER THAN 130 feet.
Terminals may be labeled differently depending on the model.
Outdoor and Indoor Unit appearances may vary depending on the model.
Communication Flow: Comm ĺ N
3 (Communications)
GREATER THAN 130 feet: Must Separate Communications and Ground (G) Cable from the Power
(1[L1]) and Neutral (2[L2]) Cable at Least Two (2) Inches for Each Indoor Unit
At Least Two (2) Inches
3 (Communications)
At Least Two (2) Inches