1-11-3
1
(1) When linking the outdoor units in a network, disconnect the terminal extended from the short plug fromall 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 Outdoor unit Outdoor unit
Indoor unit Indoor unit Indoor unit Indoor unit
Prohibited
Prohibited
Indoor unit
<Type E3>
CAUTION
(3) If branching the inter-unit control wiring, the number of branch points should be 16 or fewer.
Central Controller
Outdoor unit
Outdoor unit
Outdoor unit
Indoor unit
Indoor unit
Indoor unit
: Branch point
More than 2m required
(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 Section “ Wiring System Diagrams” on page 1-11-2.
(Functional earthing) (Functional earthing)
Shielded wire
(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)
SM830276-00_欧州向け R32シングル TD＆SM.indb 3 2019/02/27 11:54:22
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