Siemens Thermal Actuator, 125N Force, 24V AC Operating Voltage - S55174-A214 This thermostatic radiator valve is designed for efficient heating control in HVAC systems. It offers a temperature range from 0 to 50°C for adaptable climate regulation. The first-open function enables low-force valve assembly, simplifying installation and commissioning. With a positioning force of 125 N, it is suitable for radiator and small valves. Features & Benefits • Silent operation for enhanced comfort
• Maintenance-free design for reduced upkeep
• Direct assembly connection for easy installation
• Adjustable temperature settings for personalised heating
• IP54 rating for dust and water protection
• Versatile integration with various valve types Applications • Siemens radiator valves
• Small and zone valves
• Pressure-independent control valves
• Third-party valves with specific adaptors What is the response time of the actuator? The actuator achieves maximum stroke within 3 minutes for AC/DC 24V.