13
Single phase
F
Neutral
N
Selected Phase from Contactor
FT
Electric Pump
PI
Control of contact TS on Contactor of power (C-NO)
cTS
Sanitary Microswitch (control Comfort function)
MS
Control gate triac n°1 (4KW power)
G1
Control gate triac n°2 (2KW power)
G2
Control gate triac n°3 (4KW power)
G3
Control gate triac n°4 (2KW power)
G4
Delivery heating probe (ntc sensor)
SM
External probe (sensor)
SE
Water pressure switch
PSA
Safety thermostat
- Safety thermostat tank
TS
- TSB
Room thermostat (terminal provided)
TA
Sanitary tank probe (sensor) SS
MAIN ELECTRIC SCHEME
Legend electric scheme
F
N
GX
TS
ON/OFF
GX
Main P C B
LOVATO
BF09
Contatto
TS
FT
N
A2
LOVATO
BF09
A1
R
brown
blu e
blue
blue
black
black
brown
b
ro
w
n
b
lu
e
b
lu
e
b
la
c
k
b
la
c
k
b
la
ck
black
blue
2
3
0
V
-5
0
H
z
.
brown
b ro wn
brown
Ground point of this affordabke security application PE
Functional heart derived from ground point of security F.E.
Connection with remote control OpenTherm (optional) OT
General switch
ON/OFF
Control gate triac n°
5
(2KW
sanitary tank
)
G
5
TSB
Summary of Contents for BP-L series
Page 12: ......
Page 14: ...14 TRIAC Connection scheme ...