Description
The Danfoss 067N3169 is a heavy-duty, externally equalized Thermal Expansion Valve (TXV) engineered for large-capacity commercial and industrial refrigeration and air conditioning systems operating on R410A refrigerant. Designed under Danfoss’s proven TGEL series, this valve delivers precise superheat control and reliable refrigerant metering across demanding high-tonnage applications.
Key Specifications
- SKU / Part Number: 067N3169
- Valve Type: Thermal Expansion Valve (TXV), Type TGEL 40
- Refrigerant: R410A
- Capacity: 46 Ton
- Inlet Connection: 1-1/8″ ODF
- Outlet Connection: 1-3/8″ ODF
- Body Style: Straight Body
- Orifice Number: #40
- Capillary Tube Length: 60 inches
- Equalization Type: Externally Equalized
- Maximum Operating Pressure (MOP): 667 PSI
- Includes: Bulb strap
Product Highlights
- External equalization port ensures accurate superheat control in systems with significant evaporator pressure drop
- High MOP rating of 667 PSI provides safe, reliable operation with R410A at elevated pressures
- 46-ton capacity makes this valve ideal for large commercial chillers, rooftop units, and industrial refrigeration systems
- Straight body configuration simplifies installation in tight mechanical rooms and equipment cabinets
- 60-inch capillary tube offers flexible bulb placement for optimal sensing location
- #40 orifice precisely calibrated for R410A flow characteristics
- Includes bulb strap for secure, accurate thermal bulb mounting
- Manufactured by Danfoss — a globally recognized leader in refrigeration and HVAC controls
Application
The Danfoss 067N3169 TGEL 40 TXV is suited for large-scale commercial and industrial HVAC-R installations including chillers, large rooftop units, condensing units, and process cooling systems utilizing R410A refrigerant. The external equalizer connection is essential for systems with multi-circuit evaporators or those with a notable pressure drop across the evaporator coil, ensuring consistent superheat and protecting the compressor from liquid slugging.
Why Choose Danfoss TXVs
Danfoss thermal expansion valves are engineered to deliver consistent refrigerant metering, long service life, and compatibility with modern refrigerants. The TGEL series is purpose-built for high-capacity applications where precision control and pressure reliability are critical to system efficiency and equipment longevity.
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