Danfoss Maneurop NRV refrigeration check valves
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)
| Model | Connection | Part Number |
|---|---|---|
| NRV 6 | 1/4″ | 020-1040 |
| NRV 6s | 1/4″ | 020-1057 |
| NRV 10 | 3/8″ | 020-1041 |
| NRV 10s | 3/8″ | 020-1058 |
| NRV 12 | 1/2″ | 020-1042 |
| NRV 12s | 1/2″ | 020-1052 |
| NRV 16 | 5/8″ | 020-1043 |
| NRV 16s | 5/8″ | 020-1059 |
| NRV 19 | 3/4″ | 020-1044 |
| NRV 19s | 3/4″ | 020-1054 |
| NRVH 22s | 7/8″ | 020-1032 |
| NRV 22s | 1 1/8″ | 020-1060 |
| NRV 28s | 1 3/8″ | 020-1056 |
| NRV 35s | 1 5/8″ | 020-1061 |
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