Components
Flow rate controller with actuator
Fill and flush points
Strainer
Pump
Expansion vessel
Safety valve
Accessories (optional)
Heat/cold meter
Insulated ball valves with elongated spindle
Ballorex Dynamic (min. Dp 30 kPa)
Fill and drain ball valve in primary and
secondary circuit
In primary supply line and secondary return line
Grundfos UPMXL 25-125 AUTO (25-105 at 1-5kW)
in secondary circuit
2 litres in secondary circuit
3 bar in secondary circuit
e.g. RSW HeatSonic with M-Bus
GB
7
GB