Optimized for use in liquid, suction and hot gas lines
The Danfoss NRV and NRVH check valves are optimized for use in liquid, suction and hot gas lines in air conditioning applications to ensure correct flow direction. The NRVH valve is especially designed for systems where compressors are connected in parallel.
Features and benefits
The valves can be used for fluorinated refrigerants as well as CO2
Straightway and angleway versions are available
Supplied with flare and solder connections
Available with oversize connections for easy installation
NRVH is supplied with spring to Δp = 0.3 bar (4 psi)
Access to the product store
Find all the information you need about these products.
Documents
| Type | Name | Language | Valid for | Updated | Download | File type |
|---|---|---|---|---|---|---|
| Data sheet | Check valve Type NRV and NRVH | English | Multiple | 18 Mar, 2021 | 4.5 MB | |
| Data sheet | Check valve, type NRV and NRVH | Spanish, Castilian | Multiple | 09 Jan, 2024 | 4.7 MB | |
| Data sheet | Check valve, type NRV and NRVH | Ukrainian | Ukraine | 11 Jul, 2023 | 6.1 MB | |
| Data sheet | NRV check valve CO2 | English | Multiple | 12 Jan, 2020 | 574.8 KB | |
| Data sheet | Обратный клапан, Клапаны типа NRV и NRVH, версия 2 | Russian | Multiple | 25 May, 2020 | 2.9 MB |
Software
Coolselector®2: We did complex — you do awesome
Coolselector®2 features unbiased calculations for the selection of refrigeration and air conditioning components based on the user’s requirements or based on standard operating conditions.