Circuit Diagram - IVT 495 TWIN Manual To Installation, Commissioning And Maintenance

INSTALLER

Circuit diagram

Heat transfer fluid
Tank temp
Tank temp
GT3:3 Tank
GT3:10
Incoming heat
transfer fluid temp
Ground coil
IVT 495 TWIN 9518799
pump
GT3:1
GT3:2
temp
Electric
element
Evaporator
GP3 Defrost monitor
Fan
Expansion vessel
GT6 Hot gas temp
GP3 High pressure switch
GP1 Low pressure
switch
Compressor
Expansion
valve
GT1
Flow temperature
For a combination of floor heating and
radiators, where two different flow
temperatures are required, install an
intermediate shunt group.
32
GT5
Room temperature
(accessory)
Floor heating or radiators
GT2
Outdoor
temperature