Panasonic S-160PE1R5B Technical Data & Service Manual page 54

1
<Type E3>
CAUTION
(1) When linking the outdoor units in a network, disconnect the terminal extended from the short plug from all outdoor units
except any one of the outdoor units.
(When shipping: In shorted condition.)
For a system without link (no wiring connection between outdoor units), do not remove the short plug.
(2) Do not install the inter-unit control wiring in a way that forms a loop.
Outdoor unit
Indoor unit
(3) If branching the inter-unit control wiring, the number of branch points should be 16 or fewer.
(4) Use shielded wires for inter-unit control wiring (C)
and ground the shield on both sides, otherwise
misoperation from noise may occur.
Connect wiring as shown in the section "
System Diagrams" on page 1-10-2.
(Functional earthing)
(5) Use the standard power supply cables for Europe (such
as H05RN-F or H07RN-F which conform to CENELEC
(HAR) rating specifications) or use the cables based on
IEC standard. (60245 IEC57, 60245 IEC66)
Outdoor unit
Indoor unit
Central Controller
Wiring
Shielded wire
(Functional earthing)
Outdoor unit
Prohibited
Indoor unit Indoor unit
Outdoor unit
: Branch point
Indoor unit
Outdoor unit
Indoor unit
Outdoor unit
Indoor unit
WARNING
Loose wiring may cause the terminal to overheat or result
in unit malfunction. A fire hazard may also occur. Therefore,
ensure that all wiring is tightly connected.
When connecting each power wire to the terminal, follow the
instructions on "How to connect wiring to the terminal" on page
1-10-5 and fasten the wire securely with the terminal screw.
1-10-4
Prohibited
Indoor unit