Bpt TH 345 - Electric Connections; Wiring Key and Diagrams

GB
11
T3
T2
T1
ON
048
12 16 20
LU MA ME GI VE SA DO
the use of different types of front
panel available on the market,
figure 9-10 and 11.
2 - ELECTRIC CONNECTIONS
The connections must be made
according to the type of equipment
being controlled by the thermostat;
refer, therefore, to the diagram in
figures 12A or 12B.
KEY
Mains power supply conductors
N = neutral
L = live
Relay conductors
C = common
NA = normally-open contact
NC = normally-closed contact
Loads
U1 = burner, water-circulating
pump, solenoid valve, etc.
U2 = motor-driven valve
CHASSIS
3-MODULES
EMBEDDING
BOX
HOLE PLUG
ADAPTER
VIMAR
ADAPTER
AVE
ADAPTER
BODY
FRONT
PLATE:
VIMAR
(Serie Idea)
AVE
(System 45)
Fig. 10
TH345.01 ITF 24078822 04_06 11-07-2007 8:21 Pagina 11