The Asco EF8015B220 Solenoid Valve is designed for explosion-proof steam control in high-temperature applications where safety and manual reset capability are crucial. Its latched design keeps the valve closed during faults or idle states, allowing precise flow control in demanding thermal systems.
For Standard Enclosure: Asco 8015B220 Solenoid Valve
Technical Specifications
- Valve Type: Manual Reset, Special Service Pilot, Latched Closed
- Pipe Size: 3/4″ NPT
- Flow Factor (Cv): 7.8
- Operating Pressure Differential
- Steam Service: 5 to 125 psi
- Maximum Fluid Temperature
- AC: 353°F (178°C)
- DC: 353°F (178°C)
- Body Material: Brass
- Seal Material: PTFE Disc with EPDM, FPM, and PTFE Seals
- Voltage Options
- AC (60Hz): 24, 120, 240, 480V
- DC: 6, 12, 24, 120, 240V
- Watt Rating
- AC: 20 watts
- DC: 36.2 watts
- Coil Insulation Class: F (AC), H (DC)
- Solenoid Enclosure
- Explosionproof and Watertight, Types 3, 7(C and D), and 9
Key Features and Functionality
- Steam Service Rated: Designed for high-temperature fluid handling.
- Explosionproof Construction: Compliant with hazardous location standards.
- Latched Closed Safety Control: Prevents accidental reactivation after trip.
- Electrically Tripped Activation: Opens only when energized deliberately.
- Resilient Internal Sealing: Handles steam with multi-material seat assembly.
Compatible Components and Related Parts
- ASCO RedHat II Coil Series
- ASCO Mounting Brackets
- ASCO Seal Kit for 8015 Series
- ASCO Explosionproof Solenoid Enclosure
Industry Applications
- Steam Distribution Panels: These ensure isolation and safe start-up.
- Autoclave Equipment: Maintains pressure safety in steam chambers.
- Thermal Loop Control: Regulates steam input to heat exchangers.
- Industrial Boiler Systems: Provides secure feed line shutoff.
- High-Temp CIP Systems: Controls sanitation steam lines safely.
Compliance and Approvals
- CSA Certified
- Meets ISA S71.03C2 shock and vibration standards
- Explosionproof and Watertight, Types 3, 7(C and D), and 9
Installation and Operational Notes
- For use with steam and high-temp media.
- Requires both a power signal and a manual reset to open.
- Use only in installations rated for explosionproof Class I or II areas.
- The coil must be de-energized for the valve to reset.
- Maximum fluid temperature: 353°F (178°C).
Series Catalog
Asco 8015/8025 Manual Reset Valves
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