Field Wiring SiE33-102
158 Installation Manual
7.6.3 Field Line Connection between Main Unit (RXY-) and Sub Unit (RXE-)
Caution In the event that the main unit and the sub unit are separated by 1000 mm or more, the attached cables
cannot be used. The wiring between the outdoor units should be connected by extending the attached
cable using the included connectors.
The connector must be wired to be inside the switch box.
A1P
RXY (Main unit)
Switch box
Fix to the
safety catch.
CN
-
19
CN
-
19
CN
-
1
CN
-
1
RXE (Sub-unit)RXY (Main unit)
Inverter box
Power supply
RXY8,10 (Main unit) RXE8,10 (Subunit)
RSXY16,18,20
Connect the
ground wire
(green/yellow)
to the ground
terminal
Connect the
ground wire
(green/yellow)
to the ground
terminal
Cable(Low voltage)
Liquidline
Insulation material
Cable(High voltage)
Gas line
Insulation material
Branch wiring
between outdoor
units (high voltage)
Branch wiring between outdoor
units (Low voltage)
Divide the low voltage
wire from the high
voltage wire using the
wire clip on the bottom
of the inverter box
Extended wiring
(7000 mm or less)
(Sheathed cable
or 0.75mm
2
cables)
Connector
Connector
Fix to the
safety catch
Fix to the
safety catch
30 mm
or more
Always separete the
high voltage wiring from
the low voltage wiring
in the branch wiring
(V1857)
Si33-102.book Page 158 Tuesday, June 26, 2001 3:18 PM
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