Motorized Gas Valve Actuator - EN 161, DN 40-250, 8 bar Max Pressure

The HONEYWELL KROMSCHRODER - ACT, VK, AVK ZW69S /B is a valve actuator intended for use with compatible gas and air systems as specified by the manufacturer. Classified under EN 161 standards as Class A, this actuator features a mechanism that actuates closure upon loss of power. It provides operational modes including slow opening and rapid closing operation and holds certification meeting applicable EU regulatory requirements.

Key features include:

• Two-step operation (VK..Z)
• GGG 40 housing options for specific system requirements
• Drive options available rated for higher operating pressures (VK..H)
• Explosion-protected versions rated for installation in zone 1 and zone 2 hazardous environments (VK..X)
• Nominal diameters from DN 40 to DN 250
• Threaded or flanged connection types
• Operating pressure range from max. 230 mbar up to max. 8 bar
• Mains voltage compatibility: 100 V AC to 220/240 V AC
• Housing materials: AlSi or GGG 40; electrical connections via terminals or standard plug with socket
• Available options include flow adjustment, position indicator, holding relay for manual restart, and Viton valve disc seal