Panasonic S-60PT2R5A, Installation Instructions Manual

Page: 13 / 24

13
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. (Fig. 4-3)
Outdoor unit Outdoor unit Outdoor unit
Indoor unit Indoor unit Indoor unit Indoor unit
Prohibited
Prohibited
Indoor unit
Fig. 4-3
(3) Do not install inter-unit control wiring such as star branch wiring. Star branch wiring causes mis-address setting. (Fig. 4-4)
Outdoor unit Indoor unit Indoor unit
Indoor unit Indoor unit
NO
Branch point
Fig. 4-4
(4) If branching the inter-unit control wiring, the number of branch points should be 16 or fewer.
Central Controller
Outdoor unit
Outdoor unit
Indoor unit
Indoor unit
Indoor unit Indoor unit Indoor unit
Indoor unit Indoor unit
Indoor unit Indoor unit
Outdoor unit
: Branch point
More than 2m required
Fig. 4-5
(5) Use shielded wires for inter-unit control wiring (c) and
ground the shield on both sides, otherwise
misoperation from noise may occur. (Fig. 4-6)
Connect wiring as
shown in Section
“4-3. Wiring System
Diagrams”.
Fig. 4-6
(6) • Connecting cable between indoor unit and outdoor
unit shall be approved polychloroprene sheathed 5 or
3 *1.5 mm
2
flexible cord. Type designation 60245 IeC
57 (H05RN-F, GP85PCP etc.) or heavier cord.
• 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)
Shielded wire
Ground Ground
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” and
fasten the wire securely with the terminal screw.
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