25
Pos.
Designation
rYT
2-way motorised damper air/brine heat exchanger residual heat
rYZ
2-way motorised damper, DHW heating inlet heat pump
rYU
2-way motorised damper, external heat generator outlet
rYI
Immersion heater heating water buffer cylinder
t-P
2-way motorised damper, primary circuit cooling
t-W
2-way motorised damper well/groundwater, geothermal probes
t-R
3-way mixer NC parallel
t-T
Circulation pump NC parallel
t-Z
Temperature sensor, NC parallel
z-P
3-way mixer, secondary high temperature maintenance
z-Q
Brine sensor drip pan air/brine heat exchanger
u-P
Heating/cooling circuit HC4
u-Q
Flow temperature sensor HC4
u-W
Temperature limiter HC4
u-E
3-way diverter valve, heating/cooling HC4
u-R
Heating circuit pump HC4
u-T
3-way mixer HC4
u-Z
Contact humidistat HC4
o-E
Stem heater, 2-way motorised damper
uP
o-R
Stem heater, 2-way motorised damper
t-P
Valve switching state on delivery
Preparing for installation
Hydraulic connection requirements
(cont.)
5837251
Installation