AVA
AVA is a self-acting pressure relief controller primarily for use in district heating systems. The controller is normally closed and opens on rising pressure.
The controller has a control valve, an actuator with one control diaphragm and a spring(s) for pressure setting.
Features and benefits
- Automatically opens on rising pressure to protect system components.
- Wide pressure setting range for adaptable relief control.
- Suitable for water and glycolic systems up to 150 °C.