The TOTAL DVGW series is used in water distribution plants.
Threaded end connections:
• Standard female according to UNI ISO 7/1 (UNI EN 10226).
Aluminium lever, aluminium T-handle.
All the valves comply with the regulation 2014/68/CE and are tested 100% on pneumatic seal with electronic control.
security system with self-adjusting gland.
high resistance virgin PTFE.
DSS4® Dynamic Sealing System (international patent) 4 anti-friction self-adjusting cone-shaped seals, in PTFE and dynamic seals.
Ideal system to ensure long life cycles, high and low pressure.
Internal surfaces are nickel free and comply with forthcoming European drinking water regulations.
special self-cleaning system that avoids stagnation.
• The TOTAL DVGW series has been designed to fully comply with forthcoming European drinking water regulations. All internal surfaces are nickel free and all components in contact with water fully comply to the regualtions covering use in drinking water system.
for fluids from –20°C to +120°C with occasional peaks of 130°C for one hour.
for fluids from 63 bar to 40 bar