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VAN MỘT CHIỀU "NEROPOL EA" DN 50 - 250

“NEROPOL EA” Check valve DN 50 to 250 - Series H1 10

 

DN 50 to 250 | PN 16
Body: EN-JS1040
Coating: Epoxy

Designed to protect drinking water networks from backflow of polluted water due to a pressure drop in the network or a back pressure from a potentially non potable water network.

Standard local authority sanitary regulations make it obligatory for owners of installations, which are potentially dangerous, to protect public drinking water network and the internal network from the risk of a backflow of polluted water, this being by means of an approved and regularly maintained device

Can be checked with under pressure gauge taps (upstreams and downstreams pressure)

Reliability tested on 25.000 cycles of opening/closing with a pressure variation of 0 to 16 bar

Head loss lower than standards requirements

Mounting horizontal or vertical upwards only

Sub set disc and seat in bronze, spring made of stainless steel

Epoxy coating by cataphoresis and powder

Equipped with a removable cap

Maintenance in situ without dismantling

 


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