Thorne & Derrick’s POWER Blog is regularly updated with news, projects, videos, technical tips, training information, promotions, webinars, career opportunities and white papers.
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We focus on Product Categories: Duct Seals | Cable Cleats | Cable Glands | Electrical Safety | Arc Flash Protection | Cable Jointing Tools | Cable Pulling | Earthing | Feeder Pillars | Cable Joints LV | Joints & Terminations MV HV
We provide guidance and technical support for the installation of LV, MV & HV Cable Joints, Terminations, Substation & Electrical Equipment from our Key Suppliers including:
| 3M | CMP | Ellis Patents |
| Nexans Euromold | Elastimold | Pfisterer |
| Prysmian | Alroc | CSD |
| Roxtec | CATU Electrical | Cembre |
| Lucy Zodion | ABB | Emtelle |
With Photo Blog contributions from our social network of utility professionals, linesmen and cable jointers working on MV HV EHV cables and overhead lines typically at 11kV, 33kV, 66kV and up to 132kV.
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Published 05 Nov 2020
Copper Earth Electrode System Designs Special thanks to Andy Chaluda Business Development Manager - Technical Services at AN Wallis Earth Electrode Systems are a critical part of any electrical system, yet are often seen as inert and may sometimes be dismissed as cost-saving or forgotten about until a later...
Published 19 Oct 2020
Soil Resistivity Surveys Special thanks to Andy Chaluda Business Development Manager - Technical Services at AN Wallis The soil resistivity survey by AN Wallis is the first step in ensuring the correct design of an earth electrode system. It is essential that accurate measurements are taken at this stage...
Published 22 Sep 2020
BS 7671 18th Edition IET Wiring Regulations The IET Wiring Regulations (BS 7671) now require all new electrical system designs and installations, as well as alterations and additions to existing installations, to be assessed against transient overvoltage risk and, where necessary, protected using Surge Protection Devices (SPDs). Covered in...
Published 17 Aug 2020
AN Wallis Earthing & Lightning Protection A. N. Wallis & Co. Ltd announce that they are formally linking up with the ECA – the UK’s leading trade association for electrotechnical and engineering services businesses. A. N. Wallis will become an ECA Consultant & Specifier Associate, providing them with additional...
Published 20 May 2020
A National Grid substation is a large installation where 275kV and 400kV overhead power lines or underground cables are switched and where electricity is transformed to 132kV for distribution to surrounding areas. National Grid own HV electricity transmission network in England and Wales operating throughout Great Britain. The transmission...
