Description
- For general information concerning the operation of a hydrobloc control valve, please consult aou general manual (series K)
- Extensive range including two different design
– XG design
– Large flow capacity
– Low head loss
– Watertight at zero flow rate
– XGS desig :
– Particularly suitable for pressure reduction
– Better cavitation at zero flow rate
Construction
- Self-lubricated double quided mobile unit
- Ductile iron body and bonnet
- Stainless steel seat for standard version until DN 400 XG design and DN 600 XGS design
- Powder epoxy coating
- Stainless steel bolting
- Stainless steel pilot circuit tube and fittings
- Individually packed
Easy operation and maintenance
- Visual position with manual drain
- Including isolating valve (s) for pressure gauges
- Equipped with opening speed controller “RO” (DN50 to 300 XG design and DN 150 to 400 XGS design only)
- Chamber isolating valve independent from the adjustment of the speed controller
- Maintenance without disassembly from the pipeline
- Easy dismantling from the top
- Drain plug (stainless steel)
Product According to Standard EN 1074-5
Technical Data
- Range for XG design
- PN 25
- Maximum tempearature +1°C to +65°C
- Seating Class A according to standard ISO 5208-2
- Face to face dimensions according to standard EN 1092-2 and ISO 7005-2: ISO PN 10, 16 or 25 For DN50 to 1000 (other drillings, please consults us)
- Fluid drinking water or 2 mm filtered untreated water
- Working pressure 25 bar
- Vertical & horizontal installation
- The valve body of PN 16 and PN 25 are the same, the difference on flange drilling and pilot circuit
Specificatios
- XGS design :
– B : 265 mm
– C : 302 mm
– D : 140 mm
– Weight : 43.9 kg - XGS design
– B : 351 mm
– C : 443 mm
– D : 152 mm
– Weight : 68.4 kg