Mitsubishi Electric PUHZ-ZRP100VKA3 Service Manual page 19

1:1 System (Indoor : PEA-200, 250)
Outdoor
unit
L
1
Unit
L
power 2
B C
supply L
3
N
Indoor/outdoor
unit connection
cable
S1
B Earth leakage breaker
S2
C wiring circuit breaker or
S3
isolating switch
8-2. SEPARATE INDOOR UNIT/OUTDOOR UNIT POWER SUPPLIES
The following illustrations show available connection patterns.
The outdoor unit power supply patterns vary on models.
<For models without heater>
The optional indoor power supply terminal kit is required.
Affix a label B that is included with the manuals near each wiring diagram for the indoor and outdoor units.
<For models without heater>
The optional indoor power supply terminal kit is required.
B
A
Affix a label B that is included with the manuals near each wiring diagram for the indoor and outdoor units.
If the indoor and outdoor units have separate power supplies, refer to the table below.
If the optional indoor power supply terminal kit is used, change the indoor unit
electrical box wiring referring to the figure in the right and the DIP switch settings of
the outdoor unit control board.
Indoor power supply terminal kit (option)
Indoor unit electrical box connector con-
nection change
Label affixed near each wiring diagram
for the indoor and outdoor units
Outdoor unit DIP switch settings (when
using separate indoor unit/outdoor unit
power supplies only)
Note: There are 3 types of labels; A, B, and C.
Affix the appropriate labels to the units according to the wiring method.
OCH645
Indoor
unit
L
1
Unit
L
power
2
C B
supply
L
3
N
S1
S2
1
Remote
S3
controller
2
D
L
B
A B C
J
N
S1
S2
S3
E
Simultaneous twin/triple system
D
L
C B C
J
N
S1
S2
S3
E
F
Indoor unit specifications
Required
Required
Required
ON 3
OFF 1 2 (SW8)
Set the SW8-3 to ON.
1:2 System (Indoor : PEA-400, 500)
Outdoor
unit No.1
Unit
power
B C
supply
B Earth leakage breaker
C wiring circuit breaker or
isolating switch
Outdoor
unit No.2
Unit
power
B C
supply
1:1 System
G
L
C
N H
S1
S2
S3
1
F
2
H H H
G G G
L L L
N N N
S1 S1 S1
K K
S2 S2 S2
S3 S3 S3
1 1 1
2 2 2
Connectors (connections when shipped
Electric heater
from the factory are for indoor unit power
(For models with
supplied from outdoor unit)
heater)
L
N
S1
S2
S3
Indoor unit power supplied from outdoor unit
(when shipped from factory)
19
Indoor
unit
L L
1 1
L L
2 2
C
L L
3 3
N N
Indoor/outdoor
unit connection
cable
S1 S1
S2 S2
S3 S3
TB4-1
L 1
Remote
1
controller
L 2
2
L
3
N
Indoor/outdoor
TB4-2
unit connection
cable
S1 S1
S2 S2
S3 S3
A Outdoor unit power supply
B Earth leakage breaker
C Wiring circuit breaker or isolating switch
D Outdoor unit
E Indoor unit/outdoor unit connecting cords
F Remote controller
G Indoor unit
H Option
J Indoor unit power supply
Outdoor unit power supply
A
Earth leakage breaker
B
Wiring circuit breaker or isolating switch
C
Outdoor unit
D
Indoor unit/outdoor unit connecting cables
E
Remote controller
F
Indoor unit
G
Option
H
Indoor unit power supply
J
K Indoor unit earth
If the indoor and
outdoor units have
separate power
supplies, change the
connections of the
connectors as shown
in the following
figure.
ORANGE
CN01
Indoor unit
Electric heater
control board
(For models with
heater)
L
N
S1
S2
S3
Separate indoor unit/outdoor unit power
supplies
Unit
power
B
supply
Connectors
ORANGE
CN01
Indoor unit
control board