Zzk -k

ZZK-K brands 3xal this Robbing ball check valve For sewage and dirty water. Thanks to the rolled ball, it ensures effective prevention of feedback after completed pumping.

Ball check valves with a collar are perfect for water and sewage installations, where most connections are made in Kollarowa and there is no place for unscrewing threads and spreading connections or pipelines. 

Advantages of ZZK-K

• Effective prevention of returnable flow
• High rubbish resistance and fibrous fractions in sewage - flight
• Materials resistant to aggressive living sewage - EPDM/SS 304
• Quiet work Thanks to the rolled ball
• Inspection chamber for cleaning or replacing the ball
• Flange connections that do not require the sliding of elements (only loosening on the seal between the collars)
  
• Easier buildings in the installation thanks to the screw connections
• Rocking range
• Maximum working pressure:
  • DN50-DN65 10 bar (PN10), 
  • DN80 -DN100 - 16 bar (PN10/16),
  • DN150 -DN200 - 10 bar (PN10)
• Low sealing pressure from 0.3-0.5 bar

Material performance

1. Corps - Specific cast iron Powder -painted
2. Cover - Specific iron -painted iron cast iron
3. Bullet - steel covered with EPDM
4. Sealing orbreen - EPDM
5. Screw connections - stainless steel 304

Compliance with standards

• EN1092-2 PN16 and AS4087, AS4087 (AS2129 Table E),
  
• Category A Standard ISO5208,
• EN558-1 Series 48 (DIN3202 F6)
  
• Tested pressure:
  • 1.1x Normal pressure for a ball socket
  • 1.5x Normal pressure for the valve body

Installation vertically or horizontally

The 3xal brand is confirmed by the high quality of the product and its usefulness in sewage and rainwater pumping station systems. 

Karta katalogowa ZZK-K

Krajowa Deklaracja Właściwości Użytkowych