Automatic Filter Valves for Deep Bed Filter Vessels

Water Filtration Vessels are suitable to be used with all media generally utilised in the filtration process. Certain units are fitted with multi-port valves (sold separately), which have fittings of 1.5 inch to 4 inches.

1. Dimensions & Weights
Inlet D/r aOiuntlet/ Dimensions mm / inch Weight Kg / Lbs
mm inch A B C
50 2 155 / 67/8 75 / 215/16 78 / 31/16 3.1 / 6.8
2. Materials
Part Standard High Pressure Optional
1. Bonnet GRP Aluminum SST
2. Diaphragm NR NR EPDM
3. Spring SST 302 SST 302 SST 316
4. Diaphragm discs Brass Brass SST 316
5. Screws SST 302 SST 302 SST 316
6. Operator Body GRP Brass SST
7. Body Brass Brass SST
8. Shaft SST 304 SST 304 SST 316
9. Plug assy. Brass Brass SST
10. Seals NBR NBR Viton
Hydraulic Performance
Model 51 52
Size 2 X 2 2 X 2
“Max. recommended
flow at filtering”		 m3/h 40 40
gpm 176 176
“Max. recommended flow at
flushing”		 m3/h 40 40
gpm 176 176
“Flow rate factor at filtering” Kv (metric) 43 52
Cv (US) 50 60
“Flow rate factor at flushing” Kv (metric) 40 37
Cv (US) 45 43
Operating pressure range: Maximal operating temperature:
Standard model: 0.7 – 10 bar / 10 – 150 psi Standard models – 60°C (140°F)
High Pressure model: 0.7 – 16 bar / 10 – 250 psi Hot water model – 90°C (195°F)