Blog
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: Cable Joints & Terminations HV
Published 29 Apr 2019
Protecting the Cable Sheath & Jacket from Switching Surge Source: INMR Over the past decade, demand for longer power lines and higher current capacities for HV High Voltage power cables has required new methods of loss prevention. Sheath Voltage Limiters also known as SVL’s provide valuable protection to expensive...
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Published 25 Apr 2019
How Can We Help? Thorne & Derrick can provide design and manufacturing services for Transformer Bunds with optional oil filters, drain valves, filter systems and ancillaries in both mild and galvanised steel (painted or unpainted) – innovative, efficient, safe and cost-effective solution for protection against leakages of insulating liquid to BS...
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Published 16 Apr 2019
BS EN 61936-1:2010 Fire Walls The following information and clauses concerning fire walls is extracted from BS EN 61936-1:2010. Power Installations Exceeding 1kV a.c. Common Rules 8.7 Protection Against Fire 8.7.1 General Relevant national, provincial and local fire protection regulations shall be taken into account in the design of the installation....
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Published 15 Apr 2019
uploaded by - Chris Dodds Thorne & Derrick Sales & Marketing Manager ALVIN by EA Technology The ALVIN (Automatic Low Voltage Intelligent Network) has been developed by EA Technology (EATL) and is supporting customers and saving time and money through speedy fault and location detection. ALVIN Reclose is the...
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Published 29 Mar 2019
With Kind Permission of: Edvard Csanyi (Editor-In-Chief & Electrical Engineer at EEP) Author: Anne Thyssen (DTU Electrical Engineering, Center for Electric Power and Energy (CEE), Technical University of Denmark) 33kV & 66kV Models A generic wind farm with a 33kV collection grid is compared to a wind farm with...
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