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

The HONEYWELL KROMSCHRODER ACT,T5/KH9S /B, VK is a valve actuator rated for compatibility with Class A gas safety valves per EN 161 standards. This actuator includes an automatic shut-off mechanism and remains in the closed position when not energized. It features slow opening and quick closing actions intended for control of gas or air flow. The unit is EU certified and available in multiple model variants to accommodate specified operational parameters.

Key features include:

• Two-step operation available (VK..Z models)
• GGG 40 housing option for specific applications (VK..G models)
• Models available with increased drive force to accommodate higher pressure specifications
• Models available that meet explosion protection requirements (VK..X models, zone 1 and 2)
• 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 flow adjustment, position indicator, holding relay for manual restart, and Viton valve disc seal