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2
•
Systems • Installation
11
• Installation
2
Field wiring
2-1
cooling only / heat pump
2-1-1
Field line connection
•
L1, L2, L3, N-phase of the power cord should be clamped to the safety catch using the included clamp material.
•
The green and yellow striped wrapped wires should be used for grounding.
Heat Pump
CAUTION
1
Wire so that the ground line does not come into contact with the compressor lead line. If these two lines touch, it may have an adverse effect on
the other devices.
2
Precautions when laying power wiring
• Use a round pressure terminal for connections to the power terminal block.
(Refer to figure)
• For wiring, use the designated power wire and connect firmly, then secure using the included clamping
material to prevent outside pressure being exerted on the terminal board.
L1
L2 L3
RSXYP8 , 10L
N
Field power
supply
Clamp the grounding
wire with power supply
Grounding
screw
Grounding
wire
Wiring diagram
(Displayed on the underside
of the main unit casing lid)
Spring washer
Flat washer
Earth wire
C cup washer
Fix the power cord and grounding
wire with the included clamp material
to the safety catch.
Attach the insulating sleeve.
Terminal board
Wiring
sleeve
(V2889)
Round pressure
terminal
Power wire
(V2889)