Danfoss DEVI 088H3251 termostaattikäyttö NC jännitteetön suljettu M30x1,5 230V

The Danfoss DEVI 088H3251 thermal actuator stands out with its normally closed (NC) function, ensuring the valve remains closed when de-energized for safe, predictable heating control. Its M30x1.5 thread enables direct mounting on compatible valves, while the 230 V AC operation suits standard residential and commercial systems.

Highlights

• Normally closed (NC) electrothermal actuator for reliable valve control
• M30x1.5 connection thread for direct mounting on compatible valves
• 230 V AC operating voltage with 50/60 Hz frequency
• Compact design with IP44 ingress protection
• Compatible with Danfoss RA, RAVL, RAV valves via adapter

In daily use

This actuator provides quiet, maintenance-free operation with a stroke of 2.5 mm and an opening/closing time of approximately 3 minutes. It is ideal for zone control in hydronic heating systems, offering precise temperature regulation and energy savings.

Full specifications

• Product type: Thermal Actuator
• Function: Normally Closed (NC)
• Operating voltage: 230 V AC
• Frequency: 50/60 Hz
• Power consumption: 2 W
• Connection thread: M30x1.5
• Ingress protection: IP44
• Cable length: 1.2 m
• Ambient operating temperature: 0 to 60 °C
• Storage temperature: -20 to 65 °C
• Stroke: 2.5 mm
• Opening/closing time: approx. 3 minutes
• Housing material: PC/ABS
• Colour: White (RAL 9010) / Grey (RAL 7035)
• Mounting type: Direct on M30x1.5 valves or via adapter
• Compatible products: Danfoss RA, RAVL, RAV valves (with adapter) and M30x1.5 valves

Final note

A reliable choice for precise heating control, the Danfoss DEVI 088H3251 combines robust construction with easy installation.