Ariston NIMBUS PLUS M NET Manual page 76

ELECTRICAL SCHEME - BOX OF EXTERNAL UNIT
1 PH (4kW - 5kW - 7kW)
INVERTER 1 PH
Magnetic ring
3 tours
N
L
L' N'
OPTIONAL
EMI FILTER
20 SS4-1BC2-R-S
pan Heater
LINE
L N
L N B T EHEH St1St1
Electric Line
1P + N + PE
230VAC/50Hz
3 PH (7kW)
KLIXON
Magnetic ring
3 tours
U-OUT
U
V-OUT
V
W
W-OUT
Compressor
4mm2
LE105-1325
LE105-1325
25 mH/13A 25 mH/13A
R
S
T
N
Magnetic ring
4 tours
25 mH/13A
LE105-1325
L1 L2 L3 N
PE B T EHEH St1St1
Electric Line
3P + N + PE
400VAC/50Hz
76 / GB
ARM
Program
ARM EPROM
white
Program
CN10
4 1
white
CN25
5 1
Valv 4
HEAT
P8-1
P8-2
red
CN11
ON
CNX1
CNX2
black
white
OFF
4 3 2 1
RS485-S RS485-PC
CN8
CN7 CN15 CN9 CNEXV1-1
ORQ OPT OPT-OUT O H T O A T EXV
white blue red white white
4 1 1 6
Base TS TD
TE TEO TO EXV
Expansion
4 WAY VALVE
Capacitor Board
Magnetic ring
Protection Board
3 tours
U-IN
V-IN
W-IN
CN709
CN702
green
CN716
red
L1
L1
EMI
L2 Filter Board L2
L3
L3
N'
N
Magnetic ring
3 tours
P14
P13
FAN1
blue
P10-1/W
P9
white
P10-1/V
red
P10-1/U
CN18 CN28
PSH PSL OVT
white
white
1
4
Magnetic ring
3 tours
FAN1
KLIXON
U
V
W
Compressor
R1250RJA
5 mH/12A
CN622
DC+IN
U
V
W
DC-IN
DRIVE BOARD
DC-OUT
Magnetic ring
T
3 tours
S
R
DC+OUT
4Way
Valve
CN408
S T N R
POWER
-
FAN1
+
ODU Control Board
FAN1
AI1 AI6 AI7 AI8
DI4 DI5 DI6
FAN2
white red
TD TEO
TO
LWT EWT
CN3
LWT EWT
Magnetic ring
CN9 CN13
3 tours
CN7
B
A
GND
CN409
CN6
B
E-Bus
T
TDM BOARD
230V/50hz
CN1
CN3
power pump
EXV
LWT EWT
red
CN602
RX
LWT EWT
TX
CN9 CN13
5V
GND
CN7
blue
B
A
GND
CN6
B
E-Bus
T
CN626
blue
DO5
CN423
white
230V/50hz
CN420
CN1
CN421
CN3
power pump
white blue
TS TE
FLOW
METER
TR
P
PUMP
TR FLOW PWM
CN11
CN8 CN10
CN4
EH EH
St1 St1
FLOW
METER
TR
P
PUMP
FLOW
TR PWM
CN8 CN10 CN11
TDM Board
CN4
EH EH
St1 St1