Process interlocking

Using Netherlocks interlocks, you enforce and guarantee a predetermined valve operating sequence and eliminate human error.

Netherlocks interlocking products enforce and guarantee a pre-defined sequence of operation and so eliminate human error. They are used as an industry standard by renowned companies like Total, BP, ADCO and Shell to create a safer working environment.

Netherlocks has developed process interlocking solutions for various applications such as pressure relief valves (PSV, pig launching and receiving, inert gas systems, pump start up, flare lines, boiler blow-down, ‘2 out of 3‘ and decoking.

Netherlocks Valve interlock on multi rotation valve
Valve interlock system installed on-site

“Netherlocks has supplied manual valve interlocks for many of our FPSO’s. They provided excellent support, from specification to delivery and final installation of our projects. Due to their extensive experience, Netherlocks is considered by SBM to be a key player in the interlocking market.”

Engineering Team Topside SBM Offshore (USA)

Discover the basics of valve interlocks

You should use Netherlocks Valve Interlocks where safe and ‘right-first-time’ valve operation is required. Your applications may include pressure relief valves (PSV), pig launching and receiving, inert gas systems, pump start up, flare lines, boiler blow-down, ‘2 out of 3‘ and decoking.