Description
- For general information concerning the operation of a hidrobloc control valve, please consut our general manual (series K)
- Extensive range including two different design :
– XG design
– Large flow capacity
– Low head loss
– Watertight at zero flow rate
– XGS design
– Particularly suitable for pressure reduction
– Better cavitation resistance
– Watertight at zero flow rate
Construction
- Self lubricated double guided 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
- Pilot circuit strainer with screen in stainless steel
- Individually packed
Easy opearation 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 DN150 to 400 XGS design ony)
- Chamber isolating valve independent from the adjustment of the speed controller
- Maintenance without disassamble from the pipeline
- Easy dismantling from the top
- Drain plug (stainless steel)
Product according to standard EN 1074-5
Technical Data
- Range : DN 80 for XG design
- PN 25
- Maximum temperature +1°C to +65°C
- Seating : class A according to standards EN 558-1 series 1(except DN 1000) and ISO 5752 series 1 (except DN1000)
- Flange drilling according to standard EN 1092-2 and ISO 7005-2: ISO PN 10, 16 or 25 or 25 for DN 50 to 1000 (other drillings please consult us)
- Fluid: drinking water 2 mm filtered untreated water
- Working pressure 25 bar
- Vertical and horizontal installation
- The valve body of PN 16 and PN25 are the same, the difference are on flange drilling and pilot circuit
Specification
- XG design
– B : 198 mm
– C : 257 mm
– D : 94.5 mm
– Weight : 19.2 kg