Images 2
Frost protection valve AAV
Frost protection valve for heat pumps
- for protecting monobloc or hydrosplit heat pumps against frost damage in the case of malfunctions or power outage
- helps to avoid major damage to system components
- with integrated vacuum breaker
- integrated mounting valve for easy replacement of the thermostatic element
- maintenance-free
- System connection
- AAV 102:
- G1 male
- AAV 302:
- G1¼ AG
- Flow coefficient Kvs
- AAV 102:
- 55 m³/h
- AAV 302:
- 70 m³/h
- Nominal pressure
- max. 10 bar
- Opening temperature (medium)
- 3 °C (± 1 °C)
- Closing temperature (medium)
- 4 °C (± 1 °C)
- Operating temperature range
- Medium:
- 0/70 °C
- Ambient:
- -30/+60 °C
- Material
- Housing:
- brass (CW617N)
- spring:
- Stainless steel
- seals:
- EPDM
