The Asco EF8025B212 Solenoid Valve is designed for corrosive media, featuring a Latched Open, No Voltage Release configuration that keeps the valve open during operation and automatically closes it when power is lost. Made from stainless steel with a chemically resistant sealing system, this explosionproof valve is ideal for reliable operation in demanding environments.
For Standard Enclosure: Asco 8025B212 Solenoid Valve
Technical Specifications
- Valve Type: Manual Reset, Special Service Pilot, Latched Open
- Pipe Size: 3/4″ NPT
- Flow Factor (Cv): 7.8
- Operating Pressure Differential:
- Air/Inert Gas: 5 to 250 psi
- Water: 5 to 250 psi
- Light Oil: 5 to 250 psi
- Maximum Fluid Temperature:
- AC: 350°F (177°C)
- DC: 350°F (177°C)
- Body Material: Stainless Steel
- Seal Material: PTFE Disc with FPM 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
- Explosionproof Construction: Rated for use in hazardous corrosive environments.
- Corrosion-Resistant Materials: Stainless steel body and FPM seals for aggressive media.
- Power-Loss Shutoff: Trips close automatically when de-energized.
- Manual Reset Control: Prevents unintended restart after shutdown.
- Mid-Range Flow Design: Ideal for systems requiring balanced capacity.
Compatible Components and Related Parts
- ASCO RedHat II Coil Series
- ASCO Manual Reset Lever Kits
- ASCO Seal Kit for 8025 Series
- ASCO Explosionproof Solenoid Enclosure
Industry Applications
- Chemical Transfer Lines: Prevents flow during electrical failure.
- Solvent Feed Systems: Supports safe shutoff under power loss.
- Hazardous Material Loops: Manually verified restart post-trip.
- Corrosive Gas Handling: Built for high-resistance operation.
- Critical Containment Zones: Ensures secure fluid isolation.
Compliance and Approvals
- UL Listed
- CSA Certified
- CE Compliant
- Explosionproof and Watertight, Types 3, 3S, 4, 4X, 6, 6P, 7, and 9
- Explosionproof and Raintight, Types 3, 7, and 9
Installation and Operational Notes
- Install with explosionproof conduit seals for classified areas.
- Mountable in any system-compatible orientation.
- Manual reset is required after each trip event.
- Confirm voltage and wattage compatibility before energizing.
- Intended for use with air, water, inert gas, and light oil.
Series Catalog
Asco 8015/8025 Manual Reset Valves
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