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ELECTRIC WIRING
Outdoor unit power source
1
ELB
2
CB
3
S
4
Outdoor
unit C
5
7
10.3.2
Field minimum recommended wire sizes for power source and transmission and minimum main switches and protections sizes.
Model
RAS-8FSXNSE
RAS-10FSXNSE
RAS-12FSXNSE
RAS-14FSXNSE
RAS-16FSXNSE
RAS-18FSXNSE
RAS-20FSXNSE
RAS-22FSXNSE
RAS-24FSXNSE
RAS-5FSXNPE
RAS-6FSXNPE
RAS-8FSXNPE
RAS-10FSXNPE
RAS-12FSXNPE
RAS-14FSXNPE
RAS-16FSXNPE
RAS-18FSXNPE
* Refer to the NOTES for selection of the power source cable size.
(1)
The cross-sections of the cable should be selected for the maximum current of the unit, in accordance with European Standard
EN60335-1.
49
PMML0479 rev.2 - 02/2018
3N~400V 50 Hz
1
1
ELB
ELB
2
2
CB
CB
3
3
S
S
4
4
Outdoor
Outdoor
unit B
5
unit A
5
7
Maximum
running
Power supply
current
(A)
15.5
21.5
24.0
29.5
3N~ 400V/50Hz
33.0
37.5
44.5
45.0
53.0
11.5
12.0
15.0
19.0
3N~ 400V/50Hz
23.0
28.0
33.0
34.5
1
ELB (Earth leakage breaker)
CB (Circuit breaker)
2
S (Main switch)
3
Power source wiring (O.U)
4
Earth wiring (O.U)
5
6
Transmission wiring (O.U ~I.U)
Transmission wiring (O.U ~O..U)
7
8
Transmission wiring (CH-Box - CH-Box)
Transmission wiring (I.U - CH-Box)
9
10
Power source wiring (I.U - CH.Box))
11
Earth wiring (I.U - CH-Box)
Indoor unit side
6
9
CH
10
10
S
CB
Indoor
ELB
unit
Indoor unit, CH-Box power source
1N~230V 50 Hz
Power
source cable
Transmitting
size
cable size
(1)
(1)
EN60335-1
EN60335-1
*1 (mm
2
)
*1 (mm
2
)
4.0
0.75
6.0
0.75
6.0
0.75
6.0
0.75
6.0
0.75
10.0
0.75
10.0
0.75
10.0
0.75
10.0
0.75
2.5
0.75
2.5
0.75
4.0
0.75
4.0
0.75
6.0
0.75
6.0
0.75
10.0
0.75
10.0
0.75
8
8
9
11
11
CH
10
10
10
10
Indoor
11
11
unit
Main
switch
ELB
CB
(poles /
(A)
Nominal
m / mA)
current
(A)
20
20
25
25
25
25
4/40/30
32
30
40
35
40
40
50
50
4/63/30
50
50
63
63
30
15
30
15
30
20
60
20
4/40/30
60
25
60
30
60
40
60
40
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