alterra WZS-series – ground source heatstations for indoor installatiom

The space saver - the entire heating system on half a square meter.

Operating limit flow temperature 20°C to 65°C
Recommended range of application heat source -5°C to 25°C

The heat pumps are recommended for the following total heating demand:
WZS 42H(K)3M = ca. 5 kW; WZS 82H(K)3M = ca. 8 kW; WZS 102H(K)3M = ca. 10 kW; WZS 122H(K)3M = ca. 12 kW

For faster installation, the system comes with the following components:

• Domestic hot water tank 178 l with impressed current anode
  (flow rate 240 l - ErP 40 °C, removal of 10 l / min)
• Heat pump controller Luxtronik 2.1
• Energy efficient circulation pump heating circuit
• Switching valve heating and domestic hot water preparation
• Overflow valve heating circuit
• Electronic heating element 9kW for support during heating operation and domestic hot water preparation
• Vibration decoupling brine and heating circuit
• Shut-off valve for the heat source circuit
• Heat quantity recording
• Refrigerating circuit in module box (can be removed for bring in)
• Free Cooling (K-series)
• Filled with fluorinated greenhouse gas R410A

Additionally delivery:

• Shut-off valve (fill and drain valve) heating circuit
• Outdoor sensor

Necessary accessories:

• Safety assembly and expansion vessel for the heating circuit
• Safety assemly and expansion vessel for heat source circuit