Luster Terminals, Vitocal 111-S/222-A/222-S - Viessmann VITOTRONIC 200 Service Instructions Manual

PCBs and connection options

Luster terminals, Vitocal 111-S/222-A/222-S

Signal and safety connections and 230 V~ compo-
nents
1/N/PE
L´
230 V/50 Hz
N
6 7 1
L1
G
X40
N N N N N
Fig. 68
F1 Fuse 6.3 A H (slow)
X1 Terminals X1. for earth conductors of all asso-
?
ciated system components
X2 Terminals X2.N for neutral conductors of all asso-
ciated system components
X3 ■ Switched phase L': X3.1
■ Terminals for signal and safety connections and
components 230 V~
X40 Terminals for heat pump control unit power sup-
ply
Terminals Function
X3.1 Switched phase
X3.3 Flow switch
X3.4
X3.6 Power-OFF
X3.7
G
294
L´ L´ L´
8 9 3 4 1 1 1
´
X3
X2
N N N N N N N
X1
Explanation
Note
Observe the total load 1000 W of all connected compo-
nents.
Requires floating contact:
Closed: Heat pump operational
■
Open: Heat pump shut down
■
Breaking capacity 230 V, 0.15 A
■
No jumper should be installed if a flow switch is con-
nected.
Requires floating contact:
Closed: Heat pump operational
■
Open: Heat pump shut down
■
Breaking capacity 230 V, 0.15 A
■