Base flange 6” ASME B15.5 Class 300# raised face, type 316/316L stainless steel.
1½” (40mm) stainless steel CF3M floating full bore ball valve, fire safe to API607. Teflon seals, flanged PN 16 to EN 1092-1.
2” tank unit to NATO STANAG 3756, stainless steel, flanged DN40 PN 16. Poppet includes a relief valve set at 1,600 kPa.
According to EN1514-1, non-metallic Klinger C4430 flat gaskets, inside bolt circle DN40 PN 16.
-20°C to +80°C.
16 BAR (1,600 kPa).
As per site maintenance schedule.
Mounting to hydrant pit base flange - 6” ASME 300#.
SS B8M Studs and Nuts included.
There is also a 6” ASME 300# gasket included, which gets installed between the hydrant pit sump and hydrant flange connection.
During operation the bottom valve is typically installed as always open and for maintenance it is closed.
The HLV150-300 is typically controlled using the top valve.
**Warning** the upper valve must always be closed when coupling or uncoupling the tank unit. Please refer to site procedures for additional guidance.