Introduction to HON 720 Safety Shut-Off Valves
The Honeywell Enraf Tank Gauging HON 720 direct-acting safety shut-off valve (SSV) is designed according to DIN EN 14382, offering a reliable solution for deployment at distribution stations, commercial, and industrial facilities. This compact valve boasts a range of features and benefits that enhance both safety and operational efficiency.
Features and Benefits
The HON 720 safety shut-off valve comes with a compact design, making it easy to install and maintain. One of its key advantages is the ability to exchange function units easily thanks to its cartridge assembly. Users can opt for actuator systems such as K 1a, K 2a (DN 25), or K 4, K 5, K 6 (≥ DN 50) to suit their specific requirements. This valve is classified as Function Class A (B) and optionally includes a vent valve, the HON 915. It is suitable for non-aggressive gases, with the possibility of using other gases upon inquiry.
Technical Specifications
The HON 720 safety shut-off valve fulfills CE registration according to PED and can handle a maximum admissible pressure of up to 25 bar. For DN 25 valves, the maximum operating pressure is also up to 25 bar, while for DN 25 valves, it is up to 16 bar. The outlet pressure range caters to both over-pressure and under-pressure scenarios, with specific ranges for each. The valve is equipped with various connection options, including DIN flange PN 16, PN 25, and Flange Class 150 according to ANSI 16.5 in various sizes.
Additional Features and Safety Measures
The HON 720 valve offers a swift response time ranging from 0.1 to 0.3 seconds, ensuring prompt action in critical situations. Customers can request additional features to customize the valve to their needs. Safety measures include an electromagnetic release triggered by current supply and an electric signal sensor for valve position 'closed' using a proximity switch. All mechanical components are designed to eliminate potential ignition sources and hot faces, complying with ATEX 95 (94/9/EC) regulations. Electronic accessories meet ATEX requirements for added safety.
Conclusion
In conclusion, the Honeywell Enraf Tank Gauging HON 720 Safety Shut-Off Valve is a robust and efficient solution for ensuring safety and operational reliability in gas distribution systems and industrial settings. With its advanced features, compact design, and adherence to stringent safety standards, the HON 720 valve offers peace of mind and optimal performance in critical applications.