ELECTRONIC RELIEF VALVE | VALVTECHNOLOGIES
ELECTRONIC RELIEF VALVE | VALVTECHNOLOGIES
Pilot Operated Relief
Consider the safety rating, productivity value and cost savings of electronic relief valves – the relief valve whose standard blowdown and set pressure is accurate to 1/10% of 1 psi.
Fiche Technique
Description
ValvTechnologies’ ERV is the perfect combination of zero-leakage isolation valve plus the electronic controls needed to monitor and regulate system pressures in a safety valve environment and within ASME Code Section I “V” Stamp requirements where critical over-pressure protection is paramount. ValvTechnologies’ ERV is the benchmark.
ValvTechnologies’ zero-leakage ERV valves are commonly supplied with the following items:
- ValvTechnologies’ zero-leakage, V Series valve
- Actuator – options include: air, spring, hydraulic, D.C. electric, A.C. electric, fail-safe last position, fail-safe (pneumatic tank or spring return)
- Pressure transducer
- Weatherproof control box
- DCS signal input
Additional options are also available, including:
- Remote panel
- Lockable switch
- Drip pans / exhaust pans
- Voltages
- Silencers
- Heaters
ASME / ANSI class up to 4500
Carbon steel (A105, A216 WCB) – standard
Alloy steel (F22, F91, A217 WC9, A217 C12A) – standard
Stainless steel (316H, A351 CF8M) – standard
Duplex steel exotic alloys
Other materials available upon request
ASME B16.34
PED
Nuclear ASME III Class 1, 2 and 3
Nuclear Safety Related – 10CFR50 Appendix B
SIL
Buttweld – standard
Raised-face flange – standard
Other end connections available upon request
Repeatable tight shut-off
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