Afriso drain protection 42418- with 2 independent sensor systems
- consisting of a valve housing
- Lift valve
- 2 independent bellows displacement sensors with liquid-filled temperature sensors and an immersion sleeve
- the capillary tube is protected by flexible metal hose
- the TAS is connected to the hot water outlet of the water heater or to the inlet of the safety heat exchanger
- If the response temperature is exceeded, the lift valve is opened by the thermal travel sensor
- Cooling water is supplied from the mains network, thus preventing the maximum permissible operating temperature from being exceeded
- Operating pressure max. 10 bar
- Ambient temperature range 80 °C
- Response temperature 99 °C
- Blow-off capacity at 110 °C= 2000 bar > 2
- 4 cubic metres/hour
- Connections 2x G 3/4 internal thread
- Connection immersion tube G1/2 external thread
- Immersion tube length 146 mm
- Capillary tube length 2000 .300 or 4,000 mm
- Housing made of pressed brass
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