Mitsubishi Electric PUHZ-FRP71VHA2 Service Manual page 14

8-2. SEPARATE INDOOR UNIT/OUTDOOR UNIT POWER SUPPLIES
The following connection patterns are available.
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.
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.
Indoor unit model
Indoor unit power supply
Indoor unit input capacity
Main switch (Breaker)
Indoor unit power supply
Indoor unit power supply earth
Indoor unit-Outdoor unit
Indoor unit-Outdoor unit earth
Remote controller-Indoor unit
Indoor unit L-N
Indoor unit-Outdoor unit S1-S2
Indoor unit-Outdoor unit S2-S3
Remote controller-Indoor unit
*1 A breaker with at least 3 mm contact separation in each pole shall be provided. Use earth leakage breaker (NV).
The breaker shall be provided to ensure disconnection of all active phase conductor of the supply.
*2
Maximum 120 m
*3 Maximum 500 m (When using 2 remote controllers, the maximum wiring length for the remote controller cables is 200 m.)
*4
The figures are NOT always against the ground.
Notes: 1. Wiring size must comply with the applicable local and national code.
2. Power supply cables and indoor unit/outdoor unit connecting cables shall not be lighter than polychloroprene sheathed
flexible cable. (Design 60245 IEC 57)
3. Install an earth line longer than power cables.
OCH665B
1:1 System
D
L
B C
A
N
S1
S2
S3
S1
S2
S3
Simultaneous twin system
D
L
A B C
J
N
S1
S2
S3
E
M
S1
S2
S3
Indoor unit specifications
Required
Required
Required
3
ON
OFF 1 2 (SW8)
Set the SW8-3 to ON.
~/N (single), 50 Hz, 230 V
*1
*2
*3
*4
*4
*4
*4
A Outdoor unit power supply
B Earth leakage breaker
G
C Wiring circuit breaker or isolating switch
L
B C
J
D Outdoor unit
H
N
E Indoor unit/outdoor unit connecting cords
S1
F Remote controller for indoor unit
S2
G Indoor unit
S3
E
H Option
1
F
K Cylinder unit or Hydrobox/outdoor unit connecting cable
2
L
L Cylinder unit or Hydrobox
L
M Cylinder unit or Hydrobox power supply
B C
M
N
N Remote controller for cylinder unit or hydrobox
S1
S2
S3
K
1
N
2
A Outdoor unit power supply
H H
B Earth leakage breaker
G G
C Wiring circuit breaker or isolating switch
L L
B C
D Outdoor unit
N N
E Indoor unit/outdoor unit connecting cords
F Remote controller for indoor unit
S1 S1
O
S2 S2
G Indoor unit
S3
S3
H Option
1 1
F
J Indoor unit power supply
2 2
K Cylinder unit or Hydrobox/outdoor unit connecting cable
L
L Cylinder unit or Hydrobox
L
B C
N M Cylinder unit or Hydrobox power supply
N Remote controller for cylinder unit or hydrobox
S1
O Indoor unit earth
S2
S3
K
1
N
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
control board
S2
S3
Indoor unit power supplied from outdoor unit
(when shipped from factory)
RP71
16 A
2 o Min. 1.5
1 o Min. 1.5
2 o Min. 0.3
–
2 o 0.3 (Non-polar)
230 V AC
–
24 V DC
12 V DC
14
If the indoor and
outdoor units have
separate power
supplies, change the
connections of the
connectors as shown
in the following
ORANGE figure.
CND
Indoor unit
Electric heater
(For models with
heater)
L
N
S1
S2
S3
Separate indoor unit/outdoor unit power
supplies
Connectors
ORANGE
CND
Indoor unit
control board