Toshiba RAV-RM301SDT-E Installation Manual page 57

 Wiring connection
Indoor / Outdoor connecting wires specifications
Indoor unit power supplied from outdoor unit
• The outdoor unit power supply patterns vary on models.
Indoor unit power supply
Indoor / Outdoor connecting wires*
*Number of wire × wire size
*Including earth line
Remote controller wiring
Remote controller wiring, remote controller inter-unit wiring
Total wire length of remote controller wiring and remote
controller inter-unit wiring = L + L1 + L2 + ... Ln
Total wire length of remote controller inter-unit wiring = L1 + L2 + ... Ln
* 1 For detail of the wired remote controller (RBC-AMS55E*), follow the Installation Manual attached with the
remote controller.
CAUTION
The remote controller wire and Indoor / Outdoor connecting wires cannot be parallel to contact each other and cannot
be stored in the same conduits. If doing so, a trouble may be caused on the control system due to noise or other factor.
Indoor unit Indoor unit
L
Remote
controller
L1
wiring
Remote
Remote controller inter-unit wiring
controller
111-EN
1~50 Hz 220 - 240 V
1~60 Hz 220 V
2
4 × 1.5 mm or more (H07 RN-F or 60245 IEC 66)*
2
Wire size: 2 × 0.5 to 2.0 mm
In case of wired type only Up to 500 m
In case of wireless type included Up to 400 m *1
Up to 200 m
Indoor unit Indoor unit
L2 Ln
(Max. 8 units)
 Wire connection
REQUIREMENT
• Connect the wires matching the terminal numbers. Incorrect connection causes.
• Pass the wires through the bushing of wiring connection port of the indoor unit.
• Keep a margin (Approx. 100mm) on a wire to hang down the electrical control box at servicing, or other purpose.
• The low-voltage circuit is provided for the remote controller. (Do not connect the high-voltage circuit)
Up to 70 m
• Before remove the electric parts cover, remove the cover plate and air filter.
• Remove the cover of the electrical control box by taking off the mounting screws (2 positions) and pushing the hooking
section. (The cover of the electrical control box remains hanged to the hinge.)
• Tighten the screws of the terminal block, and fix the wires with cord attached to the electrical control box.
(Do not apply tension to the connecting section of the terminal block.)
• Set a loop for the connecting wire of the storing part of the indoor unit electric parts; otherwise the electrical control box cannot
be drawn out in service time.
• Mount the cover of the electrical control box without pinching wires.
– 56 –
Electrical control box
Electrical control box cover
Screw
(2 positions)
Air filter
Cover plate
Power supply
Remote controller
Side D (Space: 8.5 mm)
terminal block terminal block
Earth
Select side C or D for the power cable
clamping position referring to the following
table according to the cable type and
diameter.
* Cable clamp can be attached on either
right or left side.
When twin system are connected, clamp two
cables with one cable clamp.
Cord clamp
Wire
type
Cabtyre
cable
Cabtyre
cable
Side C (Space: 4 mm)
Cable clamping
Specification
position
4-core stranded
Side D
wire 2.5 mm²
4-core stranded
Side C
wire 1.5 mm²
112-EN