ESBE underfloor heating thermostatic mixing valve VTA322 and VTA572 series
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ESBE VTA320 series thermostatic mixing valves offer high flow capacity and good functionality for universal applications such as domestic hot water regulation with or without HWC (hot water circulation) and small underfloor heating circuits.
ESBE VTA570 series thermostatic mixing valves offer high flow capacity and high functionality in heating applications.
Operation
The VTA320 series are the best choice for systems domestic hot water systems requiring a safety function to prevent scalding* in the line and where additional temperature control devices have been installed on the taps. These valve series are also suitable for domestic hot water installations equipped with HWC (hot water circulation). The VTA320 series are suitable for underfloor heating applications, provided careful attention is paid to the temperature range and flow rate requirements.
The VTA570 series are the preferred choice for cooling and heating applications. The valves provide a safety function to prevent scalding* which is important to protect, for example, underfloor heating pipes and also the floor itself from unexpected temperature increases.
Function
Asymmetric flow model. Safety function to prevent burns*.
Versions
The product range includes a wide variety of valves supplied with adapter connection kits, each containing three adapter connectors and two check valves, facilitating installation and maintenance.
Supplied with top cover unless otherwise stated.
The VTA572 series valves are available with external thread, pump flange and rotating nut. Three different temperature ranges allow you to choose the right valve for the right application, for example: 10-30°C for cooling, 20-55°C for underfloor heating or 30-70°C for heating. radiator heating. The valves are equipped with a large adjustment knob.
* "Safety function to prevent scalding" means that in the event of a failure in the cold water supply, the hot water supply is automatically cut off.
Media
These valves are suitable for the following types of media:
- Fresh water/drinking water
- Closed systems
- Heating water
- Water with antifreeze (glycol mixture ≤ 50%)
Models:
Regulation range 20 to 43°C - VTA322 Series
- External threads 1/2" (female) - 31102800
- External threads 3/4" (female) - 31100500
- External thread 1" (male) - 31100900
Regulation range 20 to 55°C - VTA572 Series
- External thread 1" (male) HIGH FLOW - 31702100
- External thread 1-1/4" (male) HIGH FLOW - 31702200
