Description
- For general information concerning the operation of a Hydrobloc control valve, please consult our general manual ( series K ).
- Extensive range including two different designs:
– 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 operation and maintenance :
- Visual position indicator with manual drain
- Including isolating valve (s) for pressure gauges.
- Equipped with opening speed controller “RO” ( DN 50 to 300 XG design, and DN150 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-S
Techinical Data
- Range DN 65 for XG design
- PN 25
- Maximum temperature +10C to +650C
- Seating : class A according to standard ISO 5208-2.
- Face to face dimensions according to standards EN 558-1 series 1 ( except DN 1000 other drillings, please consult us ).
- Fluid: drinking water or 2 mm filtered untreated water.
- Working Pressure 25 Bar.
- Vertical & Horizontal intallation.
- 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