Danfoss 020-1026 NRV 35S 1 3/8" ODF Angleway Solder Check Valve – 29 m³/h Kv, 46 bar

The Danfoss NRV 35S (020-1026) angleway solder check valve, with its 1 3/8 inch ODF solder connection, ensures that flow occurs in one direction only in high-volume refrigeration systems. With its piston-type internal design and angled form, it offers a space advantage in compact systems. With a maximum pressure rating of 46 bar, it can be used safely in industrial systems.

Technical Specifications

• Product Code: 020-1026
• Model: NRV 35S
• Connection Type: Solder (ODF)
• Connection Size: 1 3/8 inch (35 mm)
• Type: Angleway
• Flow Direction: One-way
• Kv Value: 29 m³/h
• Cv Value: 33.52 gal/min
• Min. Pressure Drop: 0.04 bar (0.6 psi)
• Max. Working Pressure: 46 bar (667 psi)
• Operating Temperature: -50 °C to +140 °C
• Body Material: Brass
• Connection Material: Copper
• Flow Indicator: Embossed direction arrow
• Suitability for Oil-Free Applications: Suitable

Compatible Refrigerants

Compatible with a wide range of refrigerants:

• R1233zd(E), R1234yf, R1234ze(E), R1270, R134a, R170, R22, R290, R32
• R404A, R407A/C/F/H, R410A, R448A, R449A/B, R450A, R452A/B
• R454A/B/C, R455A, R507A, R513A, R515B, R516A, R600, R600a

Certificates and Compliance

• Approvals: CE, UL (C UL US LISTED), EAC
• PED Category: Article 4, Paragraph 3
• RoHS Compliance: EU & China RoHS (with exemptions)
• SCIP Dossier No: b3a34751-5701-488e-98f4-24be945efdc1

Physical Properties

• Gross Weight: 1.4 kg
• Net Weight: 1.248 kg
• Volume: 3.444 liters
• EAN: 5702422022046
• Applications

The NRV 35S angleway check valve is used in industrial and commercial refrigeration systems, especially to ensure safe system operation by preventing backflow. Thanks to its angled design, it allows easy installation in tight spaces; with its piston-type internal design, it is a long-lasting and leak-tight solution.