VALLOX 252 D
CONTROL DIAGRAM VALLOX 252 D
2
6
Control diagram V
ALLOX 252 D
2 x 16A if resistor capacity exceeds 2.5kW
Separate 16A power supply for preheating
TZ1
TZ2
LP1
FG
M
TF
PDS2
HRC 1
TE1
HRC 2
PDS1
EU 7
Internal electricity and control connections
TE3
EU 3
VALLOX 252 D
TZ2
LP2
Pressure
difference
switch
EU 5
TE2
Post-heating
unit, electric
CONVER
TER
LON
Distribution panel
230 V
16 A
%RH
CO
2
sensor (max. 5 pcs)
Control panel (max. 3 pcs)
Humidity sensor
M
PF
VENTILA
TION ZONE
CO
2
21
2 H
1 H
1
%RH
2
SILENCER
TE4
REMOTE MONITORING CENTER OF THE PROPER
TY
ALARM
RUNNING MODE
CONTROL
MEASUREMENT
REGULA
TION
EU 3
S
Booster switch /
Fireplace switch
TZ1
Preheater
,
electric
Pressure
difference
switch
CO
2
