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NRVS Check Valve
Brand: DanfossCheck valve type NRVS has no damping feature and therefore can only be used for liquid line applications.
NRVS is designed to be mounted directly to PM or solenoid valves EVRA/EVRAT.
Features- Ensures correct direction of flow
- Applicable to HCFC, HFC and R717 (ammonia)
- Classification: DNV, CRN, BV, EAC etc.
Specifications
Brand
Approvals & Certifications
- BV
- CRN
- DNV
- EAC
Capacity
- 172 to 1,422 KW at Circulation Rate 1 R717
Differential Pressure
- psi: 1.015 to 1.595 (kPa: 7 to 11, bar: 0.07 to 0.11) - Min. Opening Differential Pressure
- psi: 2.176 to 7.252 (kPa: 15 to 50, bar: 0.15 to 0.50) for Evaporating Temperature
Enclosure, Body Material
- Stainless Steel
Flow Rate
- 1.4 to 7.5 m³/hour (Kvs)
Gasket Material
- Non-Asbestos
Operating Pressure
- psi: 406.1 (kPa: 2,800, bar: 28) - Max.
Process Temperature
- -50° to 140° C (-58° to 284° F)