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 Maintenance
- Visual position indicator 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-S.
- Range for XG design and XGS design.
- PN 25
- Maximum temperature +1OC to +650C
- Seating: class A according to standards EN 558-1 series 1 ( except DN1000 ) and ISO 5752 series 1 ( except DN 1000 ).
- Flange drilling according to standards EN 1092-2 and ISO 7005-2: ISO PN 10, 16 or 25 for DN50 to 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 PN 25 are the same, the difference are on flange drilling and pilot circuit.
Specification
Specifications
- XGS design:
– B– : 606 mm
– C– : 657 mm
– D– : 312 mm
– Weight : 271.1 kg - XG design:
– B– : 835 mm
– C– : 847 mm
– D– : 355 mm
–Weight : 540.0 kg
