Electrical Work - Toshiba RAS-4M27U2AVG-E Installation Manual

Outdoor Unit
7
E lectrical work
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 fi xed securely, it may cause
a fi re.
• 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 fi res 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 fi xed wiring.
7 Wire 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 identifi ed 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 of connecting cable for outdoor unit
(L) 2 3
1
5
55
30
Earth wire
Connecting cable
13
Installation Manual
(System
interconnection wires)
1
L
N 2
2
Remote
3
3
controller
Indoor unit
(System
interconnection wires)
L
N 2
2
Remote
3
3
controller
Indoor unit
L N
5
5
30
Power cord
Earth wire
(Unit : mm)
5
55