TECHNICAL
MANUAL
BASE CONTROL PANEL WITHOUT THERMOSTAT
Bottom view
Top view
STANDARD
Winter
: Fan continuous running
Summer
: Fan continuous running
OPTION: TEMPERATURE THERMOSTAT
Winter
: Fan continuous running; thermostatic control on
fan at start fan override by ST1
Summer:
Fan continuous running
OPTION: VALVE
Winter
: Fan continuous running, valve ON
Summer
: Fan continuous running, valve ON
LEGENDA:
PE
GROUND CONNECTION (yellow/green)
N
NEUTRAL (blue)
L
PHASE (brown)
M
FAN MOTOR
Com
COMMON (white)
I
MINIMUM SPEED (red)
II
MEDIUM SPEED (blue)
III
MAXIMUM SPEED (black)
T1
AUTOTRASFORMER
YV1
HEAT/COOL VALVE
YV2
HEAT VALVE
YV3
COOL VALVE
ST1
WATER LOW TEMPERATURE
THERMOSTAT
OPTION: VALVE+TEMPERATURE THERMOSTAT
Winter
: Valve ON; thermostatic control on fan at start fan
override by ST1.
Summer:
Fan continuous running, Valve ON
Q
230 Vac / 50 Hz
3 X 0.75 mmq
( 2p + earth )
YV1
Ph
5
10 9 8 7 6
ST1
T1
C
2
4 3
1 N
M
6
M
II
3
2
1
III
5
I
4
1
M
Com
L
PE
N
L
OPTION: 2 VALVE
Winter
: Valve YV2 ON; Fan continuous running.
Summer
: Valve YV3 ON; Fan continuous running.
OPTION: TEMPERATURE THERMOSTAT
Winter
= Valve YV2 ON; thermostatic control on fan at
start fan override by ST1.
Summer
= Valve YV3 ON; Fan continuous running.
Q
10
8
9
7
5
6
4
N
2
3
1
Ph
YV1
N
L
230 Vac / 50 Hz
3 X 0.75 mmq
( 2p + earth )
5
T1
C
M
2
1 34
1
M
M
6 L
PE
Com
III II I
8
10 9
6
7
5
3
4
2
N
1
Ph
ST1
230 Vac / 50 Hz
3 X 0.75 mmq
( 2p + earth )
L
N
4
T1
C
M
1
L 2 3
1
M
M
56
PE
Com III II I
9
10
1
5
6
8 7
2
4 3
Ph
N
YV2
YV3
230 Vac / 50 Hz
3 X 0.75 mmq
( 2p + earth )
N
L
C
1
M
M
6
M
II
III
3
2
1
I
5
4
Com
L
PE
T1
Q
ST1
YV3
YV2
230 Vac / 50 Hz
3 X 0.75 mmq
( 2p + earth )
N
L
C
1
M
6
M
II
M
123
III
4 5
I
Com
L
T1
PE
9
10
1
5
6
8 7
2
4 3
Ph
N
10 8
9
7
5
6
4
N
2
3
1 Ph
M
1
L
N 230 Vac / 50 Hz
3 X 0.75 mmq
( 2p + earth )
PE
M
M
L
6
12 34 5
Com III II I
T1
C
r a n g e
41