Protective devices against pollution of drinking water. Protects drinking water networks against backflow caused by negative pressure in the network or back pressure from a non-potable water network.
Applications :
- Drinking water distribution network
Product benefits :
- Controllable device with upstream, downstream and intermediate pressure taps.
- Safety air guard via air inlet valve, in the event of upstream depression.
- Head loss below standard requirements.
- Maintenance in situ without removing the unit.
Range :
- DN 150 to 250
- PFA 10
Technical data :
- Anti-pollution protection type BA in compliance with NF EN 1717.
- Cast iron body.
- Valve and seat in bronze or CR brass, stainless steel shaft and spring.
- Corrosion protection by epoxy coating applied by cataphoresis and powder coating.
- Horizontal mounting only.
- Flange drilled ISO PN 10 ( EN 1092-2 and ISO 7005-2 standard).
- Perfetct tightness to NF EN 12266-1 rate A.
- Operating temperatures: +10°C to +65°C (max. return temperature +90°C).
Norms and certifications :
- Complies with NF EN 12729 standard.
- Complies with NF EN 1717 standard.
- NF ANTIPOLLUTION marking.
- ACS (Sanitary conformity Certificate).
- Manufacturing 100% tested to NF EN 12266-1 standard.
Download installation and maintenance manual
