Product details
3144W/25 Check Valve | 3-1/8″ ODS | Castel
The Castel 3144W/25 Check Valve is a high-capacity refrigeration valve designed to ensure one-directional flow of refrigerant in HVAC and industrial cooling systems. It prevents reverse flow, protecting compressors and system components from potential damage and improving overall system efficiency.
Built for heavy-duty applications, this check valve features a robust construction with a large connection size, making it ideal for high-capacity refrigeration and industrial installations.
As shown in the datasheet, the valve offers high flow performance with low opening pressure, ensuring efficient operation even in demanding conditions .
Key Benefits
Prevents reverse refrigerant flow
Protects compressors and system components
High flow capacity for large systems
Low opening pressure for efficient operation
Suitable for industrial and heavy-duty applications
Durable construction for long service life
Specifications
Brand: Castel
Model: 3144W/25
Product Type: Check Valve
Connections
Connection Type: ODS
Connection Size: 3-1/8″
Performance
Flow Coefficient (Kv): 39 m³/h
Minimum Opening Differential Pressure: 0.04 bar
Pressure & Temperature
Maximum Working Pressure (PS): 45 bar
Maximum Working Pressure (MWP): 650 psi
Minimum Temperature: -40°C
Maximum Temperature: +150°C
Compatibility
Refrigerants:
HCFC (R22)
HFC (R134a, R404A, R407C, R410A, R507)
HFO (R1234ze)
HFO + HFC Blends (R448A, R449A, R450A, R452A, R513A, R515A, R515B)
Applications
Industrial refrigeration systems
Large HVAC systems
Cold storage and freezer plants
Chiller systems
Refrigerant flow control and protection
FAQs
What is the function of this check valve?
It allows refrigerant flow in one direction and prevents reverse flow.
What is the connection size?
It uses a 3-1/8″ ODS connection.
What is the opening pressure?
It opens at a minimum differential pressure of 0.04 bar.
What is the pressure rating?
It is rated up to 45 bar (650 psi).
Where is this valve typically used?
It is used in large-capacity HVAC and industrial refrigeration systems.
