The Asco 8044A5CSA Solenoid Valve is a 2-way, normally closed, manual reset valve engineered for low-pressure fuel gas control in large-pipe systems. Its 2″ NPT size and 55 Cv flow capacity enable efficient gas handling with the added safety of a manual reset and free handle mechanism. Ideal for high-capacity fuel shutoff lines requiring controlled restart procedures.
Technical Specifications
- Valve Type: Manual Reset, 2-Way, Normally Closed
- Pipe Size: 2″ NPT
- Flow Factor (Cv): 55
- Operating Pressure Differential:
- Minimum Operating Pressure: 0 psi
- Maximum Operating Pressure: 20 psi
- Body Material: Aluminum
- Seal Material: NBR
- Voltage: 24V DC
- Solenoid Enclosure:
- Standard: NEMA 1 General Purpose
Key Features and Functionality
- Manual Trip-Close Mechanism: The valve must be reset after shutdown.
- Electrical and Manual Lockout: Free handle requires power to reactivate.
- Extra-Large Flow Capacity: Rated for 55 Cv to handle fuel distribution.
- Low-Pressure Operation: Effective in systems up to 20 psi.
- DC Power Compatible: Engineered for 24V DC control panels.
Compatible Components and Related Parts
- ASCO RedHat Coils
- ASCO Reset Handle Kits
- ASCO Seal Kits for 8044 Series
- ASCO Manual Override Assemblies
Industry Applications
- Gas Metering Skids: Supports large gas volume isolation.
- Industrial Boilers: Enables safe fuel shutdown on power loss.
- Firing Control Systems: Requires reset before fuel reflow.
- Ventilation Shutdown Systems: Controls fail-safe gas cutoff.
- High-Demand Burners: Maintains safety at large line sizes.
Compliance and Approvals
- UL Listed
- FM Approved
- CSA Certified
Installation and Operational Notes
- Install in upright orientation for proper function.
- Valve remains latched closed when de-energized.
- Use with fuel gas only; not rated for liquid media.
- Visual handle position confirms trip status.
- Manual reset required after every trip event.
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