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23
VEDEX 4000
8 Connection to buffer tanks
Abbreviations
AV
Shut-off valve
AVT
Draining valve
BV
Non-return valve
CP1
Charge pump
CP2
Circulation pump
ELK
Immersion heater
EXP Level vessel/expansion vessel
LV
Venting valve
MV
Motor valve
RC
Control box
SV1
Shunt valve
SV2
Mixer valve
SV4
Thermal valve
SÄV Safety valve
TG
Temperature sensor
VVB Hot water heater
When the boiler’s temperature exceeds the set
charge temperature (for example, 75°C) the charge
pump starts, which then transfers heat from the boiler
to the accumulator. The thermal valve ensures that
the water temperature to the bottom of the boiler does
not drop so much that there is a risk of condensation.
These are outline diagrams. Actual installations must be planned according to applicable standards.
NOTE
EXP
AV
LV
SÄV
AV
AVT
AV
BV
SV4
CP2
SV1
SV2
T
T
T
VVB
ACCU
ACCU
ELK
RC
AV
AVT
AVT
AV
CP1
AV
EXP
AV
LV
SÄV
AV
AVT
AV
BV
SV4
CP2
SV1
SV2
T
T
T
VVB
ACCU
ACCU
T
ACCU
ELK
RC
AV
AVT
AVT
AVT
AV
AV
CP1
AV
Docking to two tanks with thermal charge control and open expansion tank
Docking to several tanks with thermal charge control and open expansion tank
Содержание VEDEX 4000
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