The Asco EF8015B211 Solenoid Valve is engineered for shutoff in high-pressure, high-temperature corrosive media systems. It features a stainless steel body, PTFE disc, and an explosionproof enclosure for use in classified areas. With electrically tripped, latched-open operation and manual reset, it provides secure fluid isolation where safe shutdown and chemical resistance are essential.
For Standard Enclosure: Asco 8015B211 Solenoid Valve
Technical Specifications
- Valve Type: Manual Reset, Special Service Pilot, Latched Open
- Pipe Size: 1/2″ NPT
- Flow Factor (Cv): 3.2
- Operating Pressure Differential
- Air/Inert Gas, Corrosives: 5 to 250 psi (AC), 5 to 250 psi (DC)
- Maximum Fluid Temperature
- AC: 350°F (177°C)
- DC: 350°F (177°C)
- Body Material: Stainless Steel
- Seal Material: PTFE Disc, FPM Seals
- Voltage Options
- AC (60Hz): 24, 120, 240, 480V
- AC (50Hz): 110, 220V
- 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
- Corrosion-Resistant Build: Stainless steel body and PTFE disc assembly.
- Electrically Tripped Shutdown: Closes when coil receives electrical signal.
- Latched Open Operation: The flow remains open until a manual reset follows the trip.
- High-Pressure Compatibility: Designed for pressurized process environments.
- Manual Reset Safety: Prevents automatic restart without user intervention.
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
- Chemical Dosing Systems: Secure isolation in aggressive chemical loops.
- Acid or Solvent Lines: Explosionproof shutoff in corrosive media systems.
- Battery Manufacturing Facilities: Controlled shutoff for electrolyte transfer.
- Pharmaceutical Processing: Prevents unintended valve reactivation.
- Hazardous Process Areas: Manual reset support for volatile flow control.
Compliance and Approvals
- CSA Certified for classified environments
- NEMA Types 3, 7(C&D), and 9 rated enclosure
- Conforms to ISA S71.03C2 mechanical standards
Installation and Operational Notes
- Requires ≥ 0.3-second pulse to initiate shutdown.
- A manual reset is required for system reactivation.
- Enclosures must be sealed and grounded per code.
- Suitable for vertical or horizontal mounting.
- For use with non-flammable, chemically aggressive media.
Series Catalog
Asco 8015/8025 Manual Reset Valves
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