Mitsubishi Electric PCA-RP71HAQ / PUHZ-ZRP71VHA [7/24] Electricalwork

Mitsubishi Electric PCA-RP71HAQ / PUHZ-ZRP71VHA [7/24] Electricalwork
7
Indoor unit model PCA
Indoor unit power supply (Heater)
Indoor
unit input capacity (Heater)
Main switch (Breaker)
*1
Indoor
unit power supply (Heater)
Indoor
unit power supply (Heater) earth
Indoor
unit-Outdoor unit *2 3
× 1.5 (polar)
Indoor unit-Outdoor unit earth *2 1
× Min. 1.5
Remote controller-Indoor unit *3 2
× 0.3 (Non-polar)
Indoor unit (Heater) L-N *4
Indoor
unit-Outdoor unit S1-S2 *4 AC
230 V
Indoor unit-Outdoor unit S2-S3 *4 DC
24 V
Remote controller-Indoor unit *4 DC
12 V
6. Electrical work
S1
S2
L
N
1
2
S1
S2
S3
1
2
S1
S2
S3
S3
1
2
S1
S2
S3
1
2
S1
S2
S3
S1
S2
L
N
1
2
L
N
S1
S2
S3
1
2
L
N
S1
S2
S3
1
2
L
N
S1
S2
S3
S3
<For models without heater>
<For models with heater>
* Afx a label A that is included with the manuals near each wiring diagram for the indoor and outdoor units.
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 Heater power supply
*1. A breaker with at least 3 mm contact separation in each pole shall be provided. Use non-fuse breaker (NF) or earth leakage breaker (NV).
*2. <For 25-140 outdoor unit application>
Max. 45 m
If 2.5 mm
2
used, Max. 50 m
If 2.5 mm
2
used and S3 separated, Max. 80 m
For PUHZ-RP100/125/140 YHA application, use shield wires. The shield part must be grounded with the indoor unit OR the outdoor unit, NOT with both.
<For 200/250 outdoor unit application>
Max. 18 m
If 2.5 mm
2
used, Max. 30 m
If 4 mm
2
used and S3 separated, Max. 50 m
If 6 mm
2
used and S3 separated, Max. 80 m
*3. The 10 m wire is attached in the remote controller accessory. Max. 500 m
*4. The 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 unit/outdoor unit connecting cords shall not be lighter than polychloroprene sheathed exible cord. (Design 245 IEC
57)
3. Install an earth longer than other cables.
Circuit
rating
Wiring
Wire No. × size
(mm
2
)
6.1.2. Separate indoor unit/outdoor unit power supplies (For PUHZ application only)
The following connection patterns are available.
The outdoor unit power supply patterns vary on models.
<For models without heater>
* The optional wiring replacement kit is required.
S1
S2
L
N
1
2
L
N
S1
S2
S3
1
2
L
N
S1
S2
S3
1
2
L
N
S1
S2
S3
1
2
L
N
S1
S2
S3
S3
* Afx a label B that is included with the manuals near each wiring diagram for the indoor and outdoor units.
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
<For models without heater>
* The optional wiring replacement kits are required.
* Afx a label B that is included with the manuals near each wiring diagram for the indoor and outdoor units.
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
Simultaneous twin/triple/four system
1:1 System
Simultaneous twin/triple/four system
S1
S2
L
N
1
2
L
N
S1
S2
S3
S3
RG79D721H02_en.indd 7 2012/10/09 (火) 午後 3:13:38

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