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

The HONEYWELL KROMSCHRODER - ACT, AVK T5/K9S /B is a valve actuator rated for compatibility with Class A gas safety valves in accordance with EN 161 standards. This actuator provides an automatic shut-off function and closes upon loss of power, including slow opening and quick closing functions for control of gas or air flow. It is certified in accordance with applicable EU requirements and offers various configurations to accommodate different operational requirements.

Key features include:

• Two-step operation available (VK..Z)
• GGG 40 housing option for specific system compatibility (VK..G)
• Models available for higher pressure operation (VK..H)
• Explosion-proof versions rated for use in zone 1 and 2 hazardous areas (VK..X)
• Nominal diameter range: DN 40 to DN 250
• Connection types: threaded or flanged
• Operating pressure range: up to max. 230 mbar or max. 8 bar
• Mains voltage options: 100 V AC to 220/240 V AC
• Housing materials: AlSi or GGG 40; electrical connection via terminals or standard plug/socket
• Available variants include models with flow adjustment, position indicator, holding relay for manual restart, and Viton valve disc seal