AVA



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 for pressure setting.


AVA

Technical data



Code No.DNkvs
(m3/h)
PN
(bar)
tmax
(°C)
Connection typeInstallation placeSetting typeMin. P setting
(bar)
Max. P setting
(bar)

AVA

003H6614 15425150Ext. threadBypassAdjustable14.5
003H6615 206.325150Ext. threadBypassAdjustable14.5
003H6616 25825150Ext. threadBypassAdjustable14.5
003H6620 15425150Ext. threadBypassAdjustable311
003H6621 206.325150Ext. threadBypassAdjustable311
003H6622 25825150Ext. threadBypassAdjustable311
003H6626 3212.525150FlangeBypassAdjustable14.5
003H6627 402025150FlangeBypassAdjustable14.5
003H6628 502525150FlangeBypassAdjustable14.5
003H6629 3212.525150FlangeBypassAdjustable311
003H6630 402025150FlangeBypassAdjustable311
003H6631 502525150FlangeBypassAdjustable311