Motorized Gas Valve Actuator - Auto Shut-Off, EN 161, DN 40-250, 8 bar

The HONEYWELL KROMSCHRODER ACT,W5X9 /B, VK is a valve actuator intended for use with Class A gas safety valves as specified in EN 161 standards. This actuator includes an automatic shut-off mechanism and is configured to remain in the closed position when de-energized. It features slow opening and quick closing actions compatible with applications involving control of gas and air flow, with EU certification.

Key features include:

• Two-step operation available (VK..Z)
• GGG 40 housing option for specific system requirements (VK..G)
• Models available with increased drive capacity for operation within higher pressure ranges (VK..H)
• Options available that comply with applicable explosion protection requirements (VK..X)
• Nominal diameter range: DN 40 to DN 250
• Connection types: threaded or flanged
• Pressure range: maximum from 230 mbar up to 8 bar
• Mains voltage compatibility: 100 V AC to 220/240 V AC
• Housing materials: AlSi or GGG 40; electrical connection via terminals or standard plug/socket
• Available versions include models with flow adjustment, position indicator, holding relay for manual restart, and Viton valve disc seal