Solenoid Valve for Gas, Class A, 500 mbar, IP65, EN 161

The HONEYWELL KROMSCHRODER VAS3-/50R/NQ is a Class A solenoid valve intended for use in applications requiring automatic shut-off of gas and air, as specified by manufacturer guidelines. This valve rated to operate within the parameters set forth in EN 161 standards; valve is normally closed when not energized. It is rated for operation at pressures up to 500 mbar and includes features such as a pilot lamp and flow adjustment capabilities (if these are optional or may vary by model, specify "select models include..."). The unit has an IP65-rated enclosure for ingress protection against dust and water jets and holds EU certification, along with FM and CSA approvals per relevant standards. It is assessed according to requirements for SIL 3 (IEC 61508) and PL e (EN ISO 13849-1); suitability depends on system integration.

Key features include:

• Size range: 1 to 9; DN (nominal diameter): 10 to 125
• Connection options: threaded or flanged
• Opening/closing types: quick opening/quick closing or slow opening/quick closing
• Mains voltage compatibility: 24 V DC, 120 V AC, or 230 V AC
• Electrical connection via terminal block
• Available versions include models with position indicators, visual indicators, fitted bypass/pilot gas valves, or integrated pressure switches