ENGLISH
18
NT_51897201_RHE-AN_130516.docx
Bat1
M4
M2
M1
M6
Bat1
24
V
SA
4
24
V
SA
5
23
24
7
8
5
6
3
4
1
2
25
26
27
28
SA
3
SA
2
SA1
10
9
+2
4V
12
11
+2
4V
14
13
+2
4V
16
15
+2
4V
21
22
A
B
2T1 4T2 6T3
5L3
3L2
1L1
KM3
NO
NO
A2
A1
24
V
24
V
24
V
on
L
N
Gn
d
Gn
d
Gn
d
Gn
d
Gn
d
PE
PE
41
42
L1
L2
L3
N
PE
PE
Main electric power
supply to the unit
(Customer)
heat
exchanger
exhaust air
fan motor
Supply air
fan motor
ou
M5
electrical
heater battery
Bat1
outside unit
electrical heater
battery
auxilary power
supply
(Customer)
Actuators power supply
(coming from unit)
KM1
KM2
KM4
Distribution of
internal power
supplies done in
factory
Internal electrical box – composition / connection
6.2
Position Description
1
Main power connection switch / safety circuit breaker
2
Electrical power distributor for the different components
3
Transformer 230V/24V 50 Hz
4 Control
circuit
protection
fuse
5 Analogic
output
switches
6 Temperature
sensor
switches
7
Universal switches: CO2 sensor / pressure transmitter…
8
Digital input switches : On/Off, thermostat..
9
Relay output : information report, damper actuator…
10
Pressure transmitter control on exhaust airflow
11
Pressure transmitter control on supply airflow
12
Regulator : REGIN CORRIGO EOM S&P
Power connection
10
1
2
9
8
12
11
3
4
6
5
7
