Mitsubishi Electric PUHZ-P-YHA Series Installation Manual page 8

6. Electrical work
* In case of PEA-200, 250
PUHZ-200, 250
* In case of PEA-400, 500
(No.1 Outdoor)
PUHZ-200, 250
(No.2 Outdoor)
PUHZ-200, 250
* In case of PEA-200, 250
6.2. Field electrical wiring
Outdoor unit model
Outdoor unit Phase
power supply Frequency & Voltage
Outdoor unit input capacity Main switch (Breaker)
Outdoor unit power supply
Wiring
Indoor unit-Outdoor unit
Wire No. × size
Indoor unit-Outdoor unit earth
(mm²)
Remote controller-Indoor unit
Outdoor unit L1-N, L2-N, L3-N
Indoor unit-Outdoor unit S1-S2
Circuit rating
Indoor unit-Outdoor unit S2-S3
Remote controller-Indoor unit
*1. A breaker with at least 3.0 mm contact separation in each poles shall be provided. Use earth leakage breaker (NV).
*2. Max. 80 m Total Max. including all indoor/indoor connection is 80 m.
• Use one cable for S1 and S2 and another for S3 as shown in the picture.
• Max. 50 m Total Max. for PEA. Wiring size 3 × 1.5 (Polar).
*3. The 10 m wire is attached in the remote controller accessory.
*4. The figures 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 flexible cord. (Design 60245 IEC 57)
3. Install an earth longer than other cables.
Never splice the power cable or the indoor-outdoor connection cable, otherwise it may result in a smoke, a fire or communication failure.
8
PEA-200, 250
PEA-400, 500
T ( B - 4 ) 1 T ( B - 4 ) 2
* In case of PEA-400, 500
Fig. 6-2
P200, 250
3N~(3ph 4-wires), 50 Hz,
*1
*2 Cable length 50 m : 3 × 4 (Polar)/Cable length 80 m : 3 × 6 (Polar)
1 × Min. 2.5
*3 2 × 0.3 (Non-polar)
*4
*4
*4
Power supply
Earth leakage breaker
Circuit breaker or local switch
LCD remote controller
Outdoor unit
Indoor unit
Power cable wiring
Indoor/Outdoor connection wiring
Grounding
Main remote controller
Subordinate remote controller
Standard (Refrigerant address = 00)
Refrigerant address = 01
Refrigerant address = 02
Refrigerant address = 03
Refrigerant address = 14
Refrigerant address = 15
400 V
32 A
5 × Min. 4
AC 230 V
AC 230 V
DC 24 V
DC 12 V