Automatic backwash protective filter (time controlled)

JSY-EC-AT 1½” – 2″ Automatic backwash protective filter (time controlled), according to EN 13443-1 and DIN 19628, for drinking water up to 30 °C, operating pressure range 1.5 – 16 bar, nominal flow rate 6.8 – 8.5 m³/h (at 0.2 bar pressure loss).

With stainless steel filter screen, ceramic flushing valve and time-controlled automatic backwashing system with safety module.

Thanks to JUDO QUICKSET-E, installation in horizontally and vertically running pipes possible.

Product benefits:

  • Reliable protection

    against dirt entry

  • Backwash instead of rinse

  • Automatic, thorough, clean

    with automatic, time-controlled backwashing

  • Safe in case of power failure

    patented safety module for terminating the backwash process in case of power failure

  • Tried and tested,

    sieve cleaning via trough suction system

  • Practical

    no interruption of the water supply during backwashing

  • Durable

    patented backwash valve made of high-tech ceramics

  • Conserves resources and saves costs

    avoids waste by changing filter cartridges and is water-saving due to an effective and short backwashing process

  • Integrated free outlet

Scope of delivery:

Filter housing made of high-quality plastic PN 16; built-in rotary flange with patented bayonet connection made of brass with screw connection (threaded connection according to EN 10226-1); horizontal or vertical installation possible; filter screen made of stainless steel; backwash unit; backwashing with simultaneous cleaning of the sight glass. With integrated free outlet and patented ceramic flushing valve; hose connection.
With time-controlled automatic backwashing: the screen surface is cleaned three times per backwashing cycle. Preselectable setting of the backwashing interval (1 day, 1 week, 1 month, 2 months). With potential-free contact for remote transmission of the fault message. The patented safety module checks before triggering the backwash start whether the buffer battery has sufficient power reserve to complete the backwash process in case of power failure. Only then does the backwashing take place. Plug-in power supply unit 230 V/50 Hz.

Order number


8070678JSY-EC-AT 1½" 100 µm (0,10 mm)
8070679JSY-EC-AT 2" 100 µm (0,10 mm)


JUDO Cable for external fault signal, 10 metres
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