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5 Year Warranty
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Fig 256A Pipe Interrupter

5 Year Warranty

The NABIC Fig 256A pipe interrupter is classified as a type DC device suitable for protecting up to fluid category 5.

Incorporating ventilation ports that are totally unrestricted and permanent, water is guided past these air vents using a venturi type nozzle. Since they are open to atmosphere this stops siphonage and allows the escape of water in the event of backflow.

  • DN15 & DN20 WRAS approved to be used on all potable water applications
  • O Rings EPDM
  • In compliance with: BS EN1717 & BS EN 806-5
Product Features +

Medium: Water

Size Range: DN10 - DN20

Pressure: 0 - 10 bar

Material: Chrome Plated Brass

Temperature: -20 to 60°C

Connection: Male inlet and outlet

Pipe Connections

Male BSP inlet and outlet connections: G3/8", G1/2" and G3/4" to ISO228A.

Testing

All valves are 100% production tested.

Materials

ITEM NO. PART NAME MATERIALS
1 Body Material Brass
2 Internals Plastic
3 'O' Ring Seals EPDM

 

Dimensional Drawings

NABIC 256A Dimensional Drawing

Dimensions & Weights

SIZE
DN
BSP
G
L D Kv
10 3/8" 83.5 30 0.33
15 1/2" 91 43.5 0.9
20 3/4" 88 43.5 1.14

 

Downloads +

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