Gas Safety Shut-Off Valve - Motorized, Class A, EN 161, DN 40-250, VK Series

The HONEYWELL KROMSCHRODER BDY,VLV,VK 40RA /B is a Class A gas safety valve part intended for use as an automatic shut-off component in gas and air systems. This valve is configured to be closed when not energized, includes mechanisms supporting specified opening and closing actions, and is certified to EN 161 standards. It is suitable for use with various connection types and pressure ranges, compatible with a range of system specifications.

Key features include:

• Two-step operation available (VK..Z)
• GGG 40 housing option for specific installations (VK..G)
• Drive options available for operation within higher pressure ranges (VK..H)
• Versions available that meet relevant standards for installation in designated hazardous areas (VK..X)
• Nominal diameter range: DN 40 to DN 250
• Connection types: thread or flange
• Pressure range: max. 230 mbar up to max. 8 bar
• Mains voltage options: 100 V AC to 220/240 V AC
• Housing materials: AlSi or GGG 40; electrical connections via terminals or standard plug/socket
• Available versions include flow adjustment, position indicator, holding relay for manual restart, and Viton valve disc seal