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Thorne and Derrick

Unit 7, Lumley Court
Drum Industrial Estate
United Kingdom

Telephone : +44 0191 410 4292
Fax : +44 0191 411 1323
Web :

Article archive for Thorne and Derrick;

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First industrial fan manufacturer obtains IECEx certification 03 July 2020

Woodcock & Wilson are manufacturers of the worlds first Independently certified ATEX & IECEx fan for safe ventilation of hazardous area workplaces and potentially explosive atmospheres....

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ATEX & IECEx panelboards | Distribution boards for heat trace & lighting systems in hazardous areas 26 June 2020

Appleton NEC/CEC and ATEX/IECEx PlexPower Series Panelboards use circuit breaker modules that provide explosion proof protection for standard off-the-shelf breakers, eliminating the need for a heavy cast enclosure. Component level protection means the panelboard enclosure is lighter, more compact and easier to install....

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Winterisation & freeze prevention of water pipes onboard tanker 19 June 2020

The image below shows a 15kW Hazloc AEU1 hazardous location heater with a factory built-in electronic thermostat to provide freeze prevention installed on the Torm Almena vessel....

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New range of ATEX & IECEx junction boxes launched by Marechal 15 June 2020

Thorne & Derrick, the UK Distributor for Marechal Electric, has announced the launch of a range of ATEX junction boxes to provide LV low voltage power distribution to ATEX lighting systems or other electrical equipment located in hazardous areas....

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Heat tracing cables - self regulating v constant wattage heating cables 05 June 2020

Trace heating is the application of a controlled amount of electric surface heating to pipework, tanks, valves or process equipment to either maintain its temperature (by replacing heat lost through insulation, also referred to as frost protection) or to affect an increase in its temperature – this is done by using heating cables commonly referred to as heat trace or heat tr...

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How to achieve energy efficiency with carbon reductions by ATEX LED lighting upgrades 29 May 2020

There is an international trend in the global hazardous area industry sector to upgrade conventional ATEX lighting to use energy-efficient LED lighting technology....

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ATEX compliant heaters for explosive atmospheres in the defence industry 26 May 2020

Thorne & Derrick, working in partnership with the MoD appointed M&E Design Consultancy, has supplied ATEX Compliant Heaters to satisfy the Heating Clauses of their specification requirement to provide heaters suitable for installation in a Zone 2 hazardous area with Temperature Class 3 and IIB explosive gas atmospher...

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Thorne & Derrick announce exclusive distribution agreement with Dynaco Doors 28 April 2020

Thorne & Derrick International has announced the signing of a Commercial Distribution Agreement with UK exclusivity for the Dynaco range of ATEX Doors suitable for hazardous areas....

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Sealing cable ducts in hazardous areas according to the ATEX directive 23 November 2017

The following short update is written to provide clarification on the requirement to seal cable ducts in hazardous area locations according to the ATEX Directive – ATEX is a EU applicable directive to protect and ensure worker and workplace safety for equipment to be installed in potentially explosive atmospheres....

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Thorne & Derrick - Stay safe from shock with Marechal Electric Plugs 10 July 2017

This article explains the inherent dangers of working on or near electrical equipment under load and provides accident risk reduction advice for plant managers and safety supervisors who control the selection and operation of electrical equipment. Effective safety measures can be introduced to counteract occupational electrocution, today we consider the seemingly benign plug. But firstly, the ever-present danger....