Toshiba RAS-3M26U2AVG-E Service Manual page 58

■
Performing Additional Installation of an Indoor Unit
1. Collect refrigerant from the outdoor unit.
2. Turn off the circuit breaker.
3. Perform additional installation referring to the procedure from "Refrigerant
Piping Connection" on the previous page.
10-2-6. Electrical Work
For the air conditioner that has no power cord,
connect a power cord to it as mentioned below.
Model
Power supply
Maximum running current
Installation fuse rating
Power cord
WARNING
• Be sure to comply with local regulations/
codes when running the wire from the
outdoor unit to the indoor unit.
(Size of wire and wiring method etc.)
A lack of electrical capacitance or incorrect
•
wiring may cause an electric shock or a fi re.
To make sure that the wiring connection are
•
secure, use designated cables.
•
Fix the cables securely so that no external
force applied to the cables may effect the
terminals.
• If wiring connections are incomplete or
cables are not fixed securely, it may cause
a fire.
• Be sure to ground the outdoor unit.
• Incomplete grounding may lead to an
electric shock.
CAUTION
• Use a circuit breaker of a type that is
not tripped by shock waves.
Incorrect/incomplete wiring will cause
•
electrical fires or smoke.
•
Prepare the power source for exclusive
use with the air conditioner.
• This product can be connected to the main
power.
Fixed wire connections:
A switch that disconnects all poles and has
a contact separation of at least 3 mm must
be incorporated into the fixed wiring.
3 Units Multi
RAS-3M26U2AVG-E,-TR
220 – 240 V, ~50 Hz
16.1A
20 A breaker of fuse
(All types can be used.)
H07 RN-F or 245 IEC 66
(2.5 mm² or more)
Wiring connection
• The dash lines show on-site wiring.
For indoor unit RAS-M series.
(Main circuit)
Input power
Leakage
breaker
Earth
For indoor unit RAS-B series.
(Main circuit)
Input power
Leakage
breaker
Earth
• Connect the indoor/outdoor connecting cables to the identical terminal
numbers on the terminal block of each unit.
• Incorrect connection may cause a failure.
1. Detach the front panel from the outdoor unit.
2. Remove the cord clamp.
3. Connect the wires for the power source and each indoor unit.
• Connect the connecting cable to the terminal as identified by the matching
numbers on the terminal block of the indoor and the outdoor unit.
4. Fix the wiring connections for the power source and each indoor unit
securely using a cord clamp.
5. Attach the front panel to the outdoor unit.
Stripping length power cord and
connecting cable
(L) 2 3
1
5
55
Earth wire
Connecting cable
- 58 -
FILE NO. SVM-18051
(System
interconnection wires)
L 1
N 2
2
3
3
Indoor unit
(System
interconnection wires)
L
N 2
2
3
3
Indoor unit
Fig. 10-2-13
L N
5
5
30
30
Power cord
(Unit : mm)
Fig. 10-2-14
Remote
controller
Remote
controller
5
55
Earth wire