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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You are currently filtering by: Earthing
Published 23 May 2022
HV Cable Current Ratings FEM Current Rating Solution The customer required HV cable current ratings for an installation involving multiple (6) zones of backfilled soil with Thermal Resistivity (TR) varying between 1.2 – 5.2 K.m/W plus the resistivity of the native soil needed to be considered. The IEC Standard...
Published 30 Jun 2021
Surge Protection Introduction Surges or Transients are short duration increases in voltage, measured between two or more conductors. These potentially harmful voltages can be induced into a building from various sources, from the direct and or secondary effects of lighting, to switching actions and equipment faults. These events can...
Published 15 Jun 2021
Earth Bars uploaded by Chris Dodds | Thorne & Derrick Sales + Marketing Manager Copper Earth Bars for Lightning Protection Systems Earth bars are an integral part of an Electrical oBuilding Services or Substation technical specification for earthing and bonding; they provide a convenient common earth point for the...
Published 04 May 2021
Thorne & Derrick International, based in the UK, are specialist distributors and stockists of Copper Earthing Products – technical support services include LV MV HV earthing system designs for electrical power systems and substations. Contact us for the competitive supply of earthing products from extensive UK stocks for national and overseas delivery....
Published 04 May 2021
Thorne & Derrick International, based in the UK, are Specialist Distributors and Stockists of Copper Earthing Products – technical support services include LV MV HV earthing systems designs for electrical power systems and substations. Contact us for the competitive supply of earthing products from extensive UK stocks for national and overseas...
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