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 27 Jul 2022
Earthing & Lightning Protection | Earth Tapes | Earth Rods | Earth Tapes Special Thanks To Ian Griffiths – Earthing System Design HV – Original Article Here In this Guest Blog from Ian Griffiths (GreyMatters Principal Partner) we learn how what the difference is between grounding, earthing and bonding? That’s a question our readers and...
Published 05 Jul 2022
by AN Wallis | Jason Leatherland | International Sales Manager at AN Wallis & Co Ltd Earth Bars AN Wallis designs, manufactures and supplies thousands of Earth Bars per year, it is one of our ‘core’ product ranges. This has given AN Wallis many years of history and experience...
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...
