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Important information about Ex cable gland IP ratings 16 November 2020

It is very common for purchasers of Ex cable glands to specify an ingress protection rating of, for instance, IP66 without really understanding the level of protection that this gives the installation or whether it is good enough. The following article explains what the IP ratings mean and what to do when it is difficult to get the level of protection needed by conventional means....

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Trends in pneumatic spring return valve actuator selection 16 November 2020

The demands for safety, efficiency and environmental responsibility from the oil, gas and energy industries have significantly impacted the selection of pneumatic valve actuator for quarter turn fail-safe valves (ball, butterfly and plug) and dampers....

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Taking responsibility for repairs to Ex-rated motors 16 November 2020

Operating equipment in potentially explosive atmospheres comes with a certain amount of responsibility, not least to use correctly designed components that have the features necessary for the environment. When maintenance and repairs are required, it is important that operators understand what is expected of them to ensure continued safety and reliability....

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The differences between electrocution and Arc Flash injuries 09 November 2020

Understanding the differences between electrocution and Arc Flash injuries is the first step in understanding why you need different protection from the two types of incident. Here Mark Lant, technical expert at ProGARM, explains what happens when you’re electrocuted and how that differs from an Arc Flash....

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Combatting corrosion at the design phase 06 November 2020

Up to 40 per cent of a vegetable crop can go to waste due to the aesthetic requirements of some supermarkets. While a wonky vegetable may not be the most visually pleasing, it possesses the same nutritional value as its perfectly proportioned counterpart. Here, Chris Johnson, managing director of bearing specialist SMB Bearings, explains why not all bearing surface damage should cause alarm and future headaches for offshore oil and gas plant managers....

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The design considerations of hot-disconnect connectors 04 November 2020

Imagine you had to go to the breaker box and turn off your entire home’s electricity supply every time you need to plug or unplug something. Now take that inconvenience and scale it up a thousand times. Imagine a vast factory that may have to disconnect equipment thousands of times a day, possibly in explosive or hazardous atmospheres, and the problem becomes clear....

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APL [Advanced Physical Layer] for Industrial Ethernet = Intrinsically Safe Ethernet 02 November 2020

Ethernet is the de-facto communication standard in enterprises, but it does not meet the needs of process automation without modification. Ethernet with an Advanced Physical Layer (Ethernet-APL) will enable long cable lengths and explosion protection via intrinsic safety with communication and power over two wires....

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Understanding the use of the UKCA Mark for UK markets 07 October 2020

Due to the UK leaving the EU, UKCA (UK Conformity Assessed) is a new UK product marking regulation that will be used in place of the CE mark for goods being placed on the UK market....

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Closing the loop – a digital approach to process safety management 07 October 2020

Process safety management (PSM) can be defined as the prevention of unplanned and uncontrolled loss of containment that can result in harm to people and the environment, and business losses....

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How robots can reduce accidents in offshore energy asset inspection 05 October 2020

As industry and academia work together to improve safety in the offshore energy sector, the ORCA Hub is creating game-changing robotic solutions for asset inspection, maintenance and repair....

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