9.7.4 Specifications of standard wiring components
Door 1: compressor compartment and electrical parts: XT1
OUTOOOR UNIT POWER SUPPLY
18kW
Unit
Maximum
overcurrent
18
protector(MOP)
Wiring size(mm
)
6
2
Stated values are maximum values (see electrical data for exact values).
The ground fault circuit interrupter must be a high-speed type
breaker of 30 mA (<0.1 s).
9.7.6 Connection for other components
1
2
3
4
5
SL1
SL2
H
C
1ON
16
13
14
15
TBH
IBH1
L1
N
Code
Print
1
①
2
3
4
②
15
5
6 1OFF
③
16
7
8 2OFF
④
17
9
⑤
CN11
21
10 P_o
⑥
22
11 P_s
⑦
23
12
⑧
24
13 TBH
⑨
16
14 IBH1
⑩
17
18
19 3ON
○
11
20 3OFF
23
22kW
26kW
30kW
21
24
28
6
6
6
NOTE
6
7
8
11
9
10
2ON
P_c P_o P_s P_d
1OFF
2OFF
17
18
19
20
21
22
N
N 3ON
N
N
3OFF
CN11
Connect to
SL1
Solar energy input
signal
SL2
H
Room thermostat input
C
(high voltage)
L1
SV1(3-way valve)
1ON
SV1(3-way valve)
N
SV1(3-way valve)
2ON
SV2(3-way valve)
N
P_c
Pumpc(zone 2 pump)
N
Outside circulation pump
N
(zone 1 pump)
Solar energy pump
N
P_d
DHW pipe pump
N
Tank booster heater
N
Internal backup heater 1
N
N
SV3(3-way valve)
35
BLACK
BLACK
BROWN
BROWN
L1
L1
L2
L2
LPS
L1 L2 L3 N
L1 L2 L3 N
27
28
12
25
26
HT
R2
ASH1
ASH2
29
23
24
30
31
32
N
N
R1
DTF2
DTF1
N
CN7
Code
Print
1
2
①
3
4
5
CN11
6
②
7
9
③
10
Code
Print
26
30
①
31
CN7
32
25
②
②
29
27
③
28
②
GRAY
GRAY
BLUE
BLUE
L3
L3
N
N
POWER SUPPLY
380VAC~3N
1
2
3
4
5
A
B
X
Y
E
6
7
8
9
10
P
Q
E
H1
H2
CN30
Connect to
A
B
Wired controller
X
Y
E
P
Outdoor unit
Q
H1
Internal machine
Parallel
H2
Connect to
R2
Unit running state 0utput
R1
DFT2
Defrost running output
DFT1
HT
Antifreeze E-heating
tape(external)
N
AHS1
Additional heat source
AHS2
V.1