Mitsubishi Electric PUHZ-P-VHA2, Installation Manual

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S3
S3
S2
S1
N
L
S2 S1 L N
L N S1 S2 S3
7
4. Installing the refrigerant piping
4.7. For twin/triple combination
Refrigerant piping limitation of length, height difference are shown in the fi gure. (Fig.
4-7)
A
Indoor unit
B
Outdoor unit
C
Multi distribution pipe (option)
D
Height difference (Indoor unit-Outdoor unit) Max. 30 m
E
Height difference (Indoor unit-Indoor unit) Max. 1 m
P100-P140 : A+B+C(+D) 50 m
5. Drainage piping work
B–C
B–D
8 m
C–D
A
C
A
A
B
D
E
B
C
A
D
Outdoor unit drainage pipe connection
When drain piping is necessary, use the drain socket or the drain pan (option).
Fig. 4-7
B
C
20 m
D
P100-P140
Drain socket PAC-SG61DS-E
Drain pan PAC-SG64DP-E
6. Electrical work
6.1. Outdoor unit (Fig. 6-1, Fig. 6-2)
1
Remove the service panel.
2
Wire the cables referring to the Fig. 6-1 and the Fig. 6-2.
C
Fig. 6-1
6.2. Field electrical wiring
Outdoor unit model P100, P125V P140V
Outdoor unit power supply ~/N (single), 50 Hz, 230 V ~/N (single), 50 Hz, 230 V
Outdoor unit input capacity Main switch (Breaker) *1 32 A 40 A
Wiring
Wire No. × size (mm
2
)
Outdoor unit power supply 2 × Min. 4 2 × Min. 6
Outdoor unit power supply earth 1 × Min. 4 1 × Min. 6
Indoor unit-Outdoor unit *2 3 × 1.5 (Polar) 3 × 1.5 (Polar)
Indoor unit-Outdoor unit earth *2 1 × Min. 1.5 1 × Min. 1.5
Remote controller-Indoor unit *3 2 × 0.3 (Non-polar) 2 × 0.3 (Non-polar)
Circuit rating
Outdoor unit L-N (single) *4 AC 230 V AC 230 V
Indoor unit-Outdoor unit S1-S2 *4 AC 230 V AC 230 V
Indoor unit-Outdoor unit S2-S3 *4 DC 24 V DC 24 V
Remote controller-Indoor unit *4 DC 12 V DC 12 V
*1. A breaker with at least 3.0 mm contact separation in each poles shall be provided. Use non-fuse breaker (NF) or earth leakage breaker (NV).
*2. Max. 45 m
If 2.5 mm
2
used, Max. 50 m
If 2.5 mm
2
used and S3 separated, Max. 80 m
*3. The 10 m wire is attached in the remote controller accessory.
*4. The fi gures are NOT always against the ground.
S3 terminal has DC 24 V against S2 terminal. However between S3 and S1, these terminals are NOT electrically insulataed by the transformer or other device.
Notes: 1. Wiring size must comply with the applicable local and national code.
2. Power supply cords and Indoor/Outdoor unit connecting cords shall not be lighter than polychloroprene sheathed fl exible cord. (Design 60245 IEC 57)
3. Install an earth longer than other cables.
* With Heater
model only
A
Indoor unit
B
Outdoor unit
C
Remote controller
D
Main switch (Breaker)
E
Earth
A
Earth terminal
B
Terminal block
C
Clamp
D
Service panel
E
Wire the cables so that they do not
contact the center of the service
panel or the gas valve.
Fig. 6-2
A
D
B
D
D D D D
A A A B
C
E
E E
E
For Heater
For Power For Power
For Heater For Heater For Heater
A
B
C
E
D

P100-P140

P100-P140
01_RG79D174H01_061215_EN.indd 7 01_RG79D174H01_061215_EN.indd 7 11/01/2007 10:18:58 11/01/2007 10:18:58