Mitsubishi Electric Mr.SLIM PCA-RP KAQ Serie Installationshandbuch Seite 7

The following connection patterns are available.
The outdoor unit power supply patterns vary on models.
A
Indoor unit model
Indoor unit-Outdoor unit
Indoor unit-Outdoor unit earth
Indoor unit earth
Remote controller-Indoor unit
Indoor unit (Heater) L-N
Indoor unit-Outdoor unit S1-S2
Indoor unit-Outdoor unit S2-S3
Remote controller-Indoor unit
*1. <For 50-140 outdoor unit application>
Max. 45 m
2
If 2.5 mm used, Max. 50 m
2
If 2.5 mm used and S3 separated, Max. 80 m
<For 200/250 outdoor unit application>
Max. 18 m
2
If 2.5 mm used, Max. 30 m
2
If 4 mm used and S3 separated, Max. 50 m
2
If 6 mm used and S3 separated, Max. 80 m
*2. The 10 m wire is attached in the remote controller accessory. Max. 500 m
S3 terminal has DC 24 V against S2 terminal. However between S3 and S1, these terminals are not electrically insulated by the transformer or other device.
Notes: 1. Wiring size must comply with the applicable local and national code.
2.
3. Install an earth longer than other cables.
The following connection patterns are available.
The outdoor unit power supply patterns vary on models.
* The indoor power supply terminal kit is required.
A
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1 System
D
L
A B C
N
S1
S2
S3
E
F
Simultaneous twin/triple/quadruple system
G
D
L
B C N
S1 S1
S2 S2
S3 S3
E
1
F
2
*1
*1
*2
*3
*3
*3
*3
G
D
L L
B C J B C
N N
S1 S1
S2 S2
S3 S3
E
1
F
2
manuals search engine
1:1 System
G
A Outdoor unit power supply
B Earth leakage breaker
C Wiring circuit breaker or isolating switch
S1 D Outdoor unit
S2
E Indoor unit/outdoor unit connecting cables
S3
F Remote controller
G Indoor unit
1
2
G G G
A Outdoor unit power supply
B Earth leakage breaker
C Wiring circuit breaker or isolating switch
S1 S1 S1
D Outdoor unit
S2 S2 S2
E Indoor unit/outdoor unit connecting cables
S3 S3 S3
F Remote controller
G Indoor unit
1 1 1
H Indoor unit earth
2 2 2
H H
H
PCA
3× 1.5 (polar)
1 × Min.1.5
1 × Min.1.5
2 × 0.3 (Non-polar)
-
AC 230 V
DC24 V
DC12 V
1:1 System
A Outdoor unit power supply
B Earth leakage breaker
C Wiring circuit breaker or isolating switch
D Outdoor unit
H
E Indoor unit/outdoor unit connecting cables
F Remote controller
G Indoor unit
H Option
J Indoor unit power supply
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