Elektrogas Automatic Vent Valve VMRNA Series

Brand Elektrogas
Model VMRNA Series Automatic Vent Valve
Specification Technical Specifications & Design Details
• Threaded Connections: ISO 7-1 Rp 3/4 – Rp 1½
• ANSI-ASME B1.20: 3/4” NPT – 1½” NPT (special versions)
• Voltage Ratings: 230V AC, 110V AC, 24V AC/DC
• Max Operating Pressure: 500 mbar (7 psig) or 6 bar (90 psig) [¾”–1” models]
• Alt. Operating Pressure: 200 mbar (3 psig) or 2 bar (30 psig) [¾”–1” models]
• Voltage Tolerance: -15% to +10%
• Power Consumption: 35W
• Ambient Temperature: -15°C to +60°C (+5°F to +140°F)
• Opening / Closing Time: <1 second
• Protection Class: IP54 (EN 60529), optional IP65
• Cable Gland / Wire Section: Terminal Box M20x1,5 (2.5 mm² max); ISO Plug PG9 (1.5 mm² max)
• Materials in Contact with Gas: Aluminum alloy, Brass, Stainless steel, Plated steel
• Sealing: Anaerobic adhesive, Nitrile Rubber (NBR), Fluoroelastomer (FPM), PTFE

Key Features & Benefits
• Reverse acting solenoid valve (Normally Open – N.O.)
• Durable aluminum alloy construction (3/4” or 1½” connections)
• NBR-based rubber certified for gas (EN 549)
• Suitable for air & non-aggressive gases (EN 437); special versions for biogas & aggressive gases
• 100% ED continuous operation
• G1/4 pressure gauge ports for manometers / switches
• Optional G1/8 open position indicator
• Can be integrated with Elektrogas VMM valves for compact setups
• Corrosion-resistant with advanced surface treatments
• 100% factory tested for long-term reliability

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