Partial stroke testing

Mechanical partial stroke test reveals hidden ESD valve failures

Mechanical partial stroke test reveals hidden ESD valve failures

An Antwerp based leading global synthetics company uses partial stroke testing to test the availability of some of their most critical ESD valves. Remarkably, they found that some valves that performed spotless in full stroke tests during stops, turned out to be stuck during live process. Without mechanical partial stroke tests, these critical on/off valves would have remained open upon request for an emergency shutdown.

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Live test reveals advantages of mechanical partial stroke testing

Live test reveals advantages of mechanical partial stroke testing

Recently Netherlocks shot video material for the FAITH partial stroke test device. The video shows a partial stroke test as carried out by personnel of a Netherlocks client. While showing a live partial stroke test, it visually reveals the advantages of FAITH.

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New EX (ATEX) Certification for Netherlocks FAITH partial stroke test system

New EX (ATEX) Certification for Netherlocks FAITH partial stroke test system

Netherlocks has received new EX certification for the Netherlocks FAITH partial stroke testing system, recognising the addition of a dedicated grounding means for the system.

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Netherlocks develops remote operation for FAITH PST system

Netherlocks develops remote operation for FAITH PST system

Designed in response to customer demand, Netherlocks has developed the facility for entirely remote operation of our FAITH Partial Stroke Test (PST) system for ESD and HIPPS (Emergency Shut Down and High Integrity Pressure Protection System) valves.

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