What defines a redundant gas valve?

A redundant gas valve is defined as a gas valve that incorporates two separately operated chambers. This design enhances safety and reliability in gas systems because it allows one chamber to function while the other is being serviced or has failed. The dual-chamber feature ensures that gas flow can be maintained even if one chamber encounters an issue, thereby minimizing potential risks associated with gas leaks or system failures.

Options such as a valve that operates without electricity, one that functions with a single chamber, or a valve exclusively for emergency shutdowns do not capture the essence of redundancy in gas valves. They focus on different aspects of valve operation or functionality but do not incorporate the critical characteristic of having multiple operational chambers that define redundancy and improve system safety and reliability.