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
ComCOMMON (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
510 9 8 7 6
ST1
T1
C
24 3 1
N
M
6
M
II
321
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: 2VALVE+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
89 7 56
4
N
231
Ph
YV1
N
L
230 Vac / 50 Hz
3 X 0.75 mmq
( 2p + earth )
5
T1
C
M
21 34
1
M
M
6L
PE
Com
III
II I
810 9 67 5 34 2
N
1
Ph
ST1
230 Vac / 50 Hz
3 X 0.75 mmq
( 2p + earth )
L
N
4
T1
C
M
1L23
1
M
M
56
PE
Com
III II I
910 15687 243
PhN
YV2
YV3
230 Vac / 50 Hz
3 X 0.75 mmq
( 2p + earth )
N
L
C
1
M
M
6
M
IIIII
321
I
54
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
12 3
III
45
I
Com
L
T1
PE
910 15687 243
Ph
N
10 89 7 56
4
N
231
Ph
M
1
L
N
230 Vac / 50 Hz
3 X 0.75 mmq
( 2p + earth )
PE
MM
L612 34 5
Com III II I
T1
C
range
41
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