Evolution EV HFC
28
20
ELECTRICAL CONNECTION DIAGRAM
There are a series of removable connectors located on the rear of the control panel, for connecting the
various options and components for this model. For correct connection, carefully follow the
indications shown below:
1
8
6
5
4
3
N
N
N
7
J1
J2
J4
N
F
Q
J5
TA
1
E20
BV
2
220 V
J7
TA
2
bc7
Bl
ac
k
Bl
u
e
Bl
u
e
Bl
ue
Br
ow
n
BC
2
BC
1
M
J6
19
18
17
16
15
J3
Sc
Bl
u
e
Ra
Rr
Bl
u
e
PWM
c
Bl
u
el
14
13
12
9
(+) (-)
Ph:
Phase.
N:
Neutral.
bc7:
Burner terminal n. 7.
Q:
Burner.
BV:
DHW charge pump.
BC
1
:
Heating circuit N. 1 circulating pump.
BC
2
:
Heating circuit N. 2 circulating pump.
M:
Underfloor 3 way valve motor.
E20:
Remote control E20 (optional).
TA
1
:
Heating circuit N. 1 room thermostat.
TA
2
:
Heating circuit N. 1 room thermostat.
PWM
c
:
Heating PWM cable.
Rr:
Underfloor heating option resistance.
Ra:
Storage tank option resistance.
Sc:
Boiler temperature sensor.
J1:
Power supply connector.
J2:
Components connector.
J3:
Sensor connector.
J4:
Remote control connector.
J5:
Room thermostat N. 1 connector.
J6:
Telephone relay connector.
J7:
Room thermostat N. 2 connector.
Summary of Contents for EVOLUTION EV 20 HFC
Page 1: ...INSTALLATION AND OPERATING INSTRUCTIONS EVOLUTION EV HFC ...
Page 44: ...Evolution EV HFC 42 NOTES ...
Page 45: ...43 NOTES ...
Page 46: ...Evolution EV HFC 44 NOTES ...
Page 47: ......