The comfort HWS A25 domestic water station is a fitting combination, specially developed for domestic entrance installation in accordance with DIN 1988, consisting of a semi-automatic backwash filter in accordance with DIN EN 13443-1 and a pressure reducer in accordance with DIN EN 1567. Because it is soundproofed (Group 1), it is suitable for installation in residential buildings in accordance with DIN 4109 (sound insulation in structural engineering). Connected to a DN 50 drain pipe, the funnel directs the backwash water into the sewage system. The comfort HWS A25 domestic water station fitting combination complies with the correct installation sequence in accordance with DIN 1988. The integrated design results in a particularly short overall length, so that installation is possible even in confined spaces. A connection set in sizes DN 20 - 32 is used for mounting into the pipeline. Thanks to the supplied CBS-Lock flange 1, the filter can be mounted in vertical and horizontal pipes. The built-in pressure reducer allows for individual pressure adjustment.
The pressure reducer insert is factory-set to 4 bar outlet pressure, whereby the external adjustment knob allows for individual pressure adjustment between 1.5 and 6 bar. In addition, the comfort-HWS equipment includes a dual pressure gauge, a display ring to remind of filter maintenance, and a connection flange with 1¼" external thread (protected by thread protection caps) and 1" internal thread for mounting without screw connection.
Technical data:
Inlet pressure: min. 2 bar, max. 16 bar
Operating temperature: max. 30 °C
Passage width: lower: 90 µm, upper 125 µm
Medium: Drinking water
Installation position: main axis vertical
Flow rate: 2.3 m³/h at Δp 1.1 bar (DN 20)
3.6 m³/h at Δp 1.1 bar (DN 25)
5.8 m³/h at Δp 1.1 bar (DN 32)
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