Index » Productos » Industrial valves » Relief valves »
INSTANTANEOUS FULL OPENING SAFETY VALVE
THREAD / FLANGES
VYC 495/496
Range: See technical sheets
Material: Gray / nodular cast iron, carbon steel or stainless steel
Absolute opening and closing precision
INSTANT FULL OPEN SAFETY VALVE
THREAD / FLANGES
VYC 495/496
Range: See technical sheets
Material: Gray / nodular cast iron, carbon steel or stainless steel
Absolute opening and closing precision
Description
SAFETY VALVE BODY STAINLESS STEEL / BRASS – VYC 095.096
The valve works as an automatic pressure relief regulator acting by the static pressure existing at the valve inlet and is characterized by an instantaneous total opening.
& nbsp;
- Design according to “International standard ISO 4126-1: 2004 Safety valves”. In accordance with the requirements of the directive 97/23 / CE .
- CE verification of the valves certified by TÜV Internacional Grupo TÜV Rheinland , S.L. CE 0035.
- CE type examination (Module D) report No. 33530455 certified by TÜV Internacional Grupo TÜV Rheinland, S.L.
- In accordance with the ATEX 94/9 / CE directive “Protection devices and systems intended to be used in potentially explosive atmospheres”.
- Other approvals; ISCIR, ITI, NASTHOL …
Technical characteristics
SAFETY VALVE BODY STAINLESS STEEL / BRASS – VYC 095.096
- Angular pitch at 90 ° .
- Powered by helical spring with direct action.
- Constructive simplicity ensuring minimal maintenance .
- Materials carefully selected for their resistance to wear and corrosion .
- Except for washers and gaskets, the valves are free of non-ferrous materials .
- Interior design of the body conceived to provide a favorable flow profile .
- Sealing surfaces treated, rectified, lapped and burnished so that a degree of tightness is achieved, even higher than that required according to EN 12266-1 .
- Great download capacity . For liquids opening characteristics similar to progressive opening safety valves.
- Provided with drain screw for the evacuation of condensates.
- Self-centering shutter .
- Threaded shaft with lever positioner that facilitates immediate manual action .
- Elevator , independent of the closure, designed to facilitate the expansion of steam a sudden opening and, in any fluid, guarantee precision of opening and closing absolute .
- All valves are supplied sealed at the required set pressure , simulating the service conditions, and are rigorously tested and verified.
- All components are numbered, registered and controlled . If previously requested, the valve will be accompanied by material, casting, testing and performance certifications as well as the instruction manual in accordance with P.E.D. 97/23 CE .