84
Annex B:
Electrically controlled wiring diagram
1-phase 12/14/16kW
CN3
CN4
CN1
CN2
CN8
CN30
CN10
CN1
1
CN9
CN12
TRANS
OUT
CN26
CN5
N
U
V
W
P_1
L_1
L_2
N_1
VIN_N
P
CN6
TRANS
IN
CN51
CAP1
CAP2
L_2
L_1
XT3
1
2
3
5
Z
REC
CN22
L_OUT
N_OUT
L_IN
N_IN
CN1
FAN-DOWN
FAN-UP
CN3
SW4
ON
1
2
3
DIS1
CN17
CN19
SW5
ON
1
2
CT1
MAIN BOARD
POWER DRIVER BOARD
STF1
CN24
CN28
CN16
Leakage
Protection
Switch
must
be
installed
to
the
Power
Supply
of
the
electric
heating.
Equipment must be grounded.
OUTDOOR UNIT POWER SUPPL
Y
Transformer 2
EX_T
CN4
TRANS OUT
CN20
TRANS IN
CN12
ON/OFF
CN19
CN8
FS
CN14
CN36
POWER
CN21
POWER
CN27
CN24
CN34
DEFROST
PRO_HYD
S1
S2
CN3
SOLAR SIGNAL
CN28
PUMP_I
CN37
CN25
CN40
CN41
ROOM THERMOST
AT
X
CN5
TBH_FB
IBH2
CN22
IBH1
TBH
CN2
IBH1/ 2_FB
HEA
T
P_S
ALARM
P_
o
P_
d
P_
c
SV2
SV1
SV3
RUN
AHS
XT6
XT7
XT8
CN7
CN5
CN8
CN9
CN10
A
B
X
Y
E
P
Q
E
M1
M2
SL1
SL2
C
TBH
N
ON
OFF
P_o
N
HT
N
A1
H
L1
N
P_c
N
Sv2
N
IBH1
N
P_s
N
A2
CN1
R1
R2
AHS1
AHS2
P_d
N
DTF1
DTF2
CN3
CN4
1
2
3
4
5
6
7
8
9
10
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
30
31
32
29
XT9
XT10
FS_T
EV_T
E
Y
P
E
Q
HY
DR
O-BOX
CONTROL
BOAR
D
PUMP_i
CN6
CN9
MG620877
H-PRO
COMP
U
V
W
A1
A2
A3
SV6
CN31
CN18
CN14
HEA
T1
CN13
SV5
CN7
Transformer 1
TRANS
L-PRO
T3
T4
T5
CN1
H-PRES
T6
EEV
.
TRANS
CN6
T2
T2B
TW-in
TW-out
T1
CN13
CN15
T1B
T5
R1
NOTE
External load current is needed less than 0.5A, if the load current is greater than 0.5A,the load must be controlled through
AC contactor
. Each external load current
is needed less than 0.5A.
Equipment must be grounded. All high-voltage external load, if it is metal or a grounded port, must be grounded.
"AHS1" "AHS2", "A1" "A2", "R1" "R1" and "DTF1" "DTF2" wiring terminal ports provide only the switch signal.
ZR1
XT1
4
SW3
ON
1
2
3
IBH
1
IB
H
2
TCO
L2
2
ATCO
L2
1
N1
2
N1
1
LE
AK
AG
EP
RO
TE
CT
IO
N
TO
TH
E
PO
W
ER
SU
PP
LY
O
F
SW
ITC
H
MU
ST
BE
IN
ST
ALL
ED
TH
EU
NI
T.
EL
EC
TRI
C
HE
AT
IN
G
PO
W
ER
SU
PP
LY
1 3 5 21
2 4 6 22
1 3 5 21
2 4 6 22
KM2
1 3 5 21
2 4 6 22
I>
I>
C
B
KM1
KM4
S3
1
2
0
4 56
7
8
9
3
BACKUP HEATER(OPTIONAL)
XT4
L
P
S
LN
L
P
S
LN
CT1
V.1
Содержание ETH080VMR
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