The Asco EF8030G043 Solenoid Valve (EF8030G43) is an explosionproof, direct-acting valve designed for low-pressure and high-vacuum shutoff in hazardous locations. With zero pressure differential required, it’s ideal for inert gas isolation, vacuum venting, and controlled evacuation in classified suction systems.
For Standard Enclosure: Asco 8030G043VM Solenoid Valve
Technical Specifications
- Valve Type: Direct Acting, Normally Closed, 2-Way
- Pipe Size: 3/4″ NPT
- Flow Factor (Cv): 5
- Operating Pressure Differential:
- Air/Inert Gas: 0 to 4 psi (AC)
- Water: 0 to 4 psi (AC)
- Maximum Fluid Temperature:
- AC: 180°F (82°C)
- Body Material: Brass
- Seal Material: NBR
- Voltage Options:
- AC (60Hz): 24, 120, 240, 480V
- AC (50Hz): 110, 220V
- Watt Rating:
- AC: 17.1 watts
- Coil Insulation Class: F
- Solenoid Enclosure:
- Explosionproof and Watertight, Types 3, 3S, 4, 4X, 6, 6P, 7, and 9
Key Features and Functionality
- Explosionproof for Vacuum Systems: Rated for hazardous suction environments.
- Zero Differential Operation: Functions under vacuum or still conditions.
- High-Cv Flow Capacity: Supports larger line evacuation or venting.
- 17.1-Watt Solenoid Coil: It delivers a fast response for large-volume systems.
- Brass Body Construction: Compatible with inert and low-pressure gases.
Compatible Components and Related Parts
- ASCO RedHat II Coil Series
- ASCO Mounting Brackets
- ASCO Seal Kit for 8030 Series
- ASCO Explosionproof Solenoid Enclosure
Industry Applications
- Vacuum Line Shutoff: Blocks flow under deep vacuum conditions.
- Hazardous Gas Isolation: Secures inert lines in explosive areas.
- Controlled Evacuation Ports: Manages pressure decay in test setups.
- Vent-to-Atmosphere Systems: Opens sealed chambers safely when powered.
- Pump Purge Paths: The valve ensures a clean shut-off before system exposure.
Compliance and Approvals
- UL Listed
- CSA Certified
- CE Compliant
- FM Approved for explosionproof applications
- Explosionproof and Watertight, Types 3, 3S, 4, 4X, 6, 6P, 7, and 9
Installation and Operational Notes
- Use only with explosionproof conduit fittings.
- Cleaned for vacuum and low-pressure service.
- Mount in any direction without performance loss.
- Confirm system voltage and solenoid class before startup.
- Suitable for inert gas, air, and vacuum media only.
Series Catalog
Asco Low, Medium, and High Vacuum Service Valves
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