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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 CategoriesDuct Seals | Cable Cleats | Cable Glands | Electrical Safety | Arc Flash Protection | Cable Jointing Tools | Cable Pulling | Earthing | Feeder PillarsCable 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

MV HV Cables 11kV 33kV

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.

Joints Terminations Connectors - Nexans Euromold Pfisterer 3M


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What Is Electrical Stress?

Published 24 Nov 2020

What Is Electrical Stress?

This article was originally posted in February 2016 to our mothballed website, Electrical Stress Today, we received a surprising email from Douglas Page. Doug would not admit it but he is an acknowledged expert in the jointing and termination of EHV cables. Yes, you are Doug. Doug has...

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66/69kV Cable System Performance | Jointer Error Concerns

Published 06 Nov 2020

66/69kV Cable System Performance | Jointer Error Concerns

66kV Are you suffering performance issues with your HV Cable Systems? Our clients have been asking us to provide information on 66/69kV class cable systems. So here is a view from our database of over 200,000 factory comparable (50/60Hz PD with 5pC sensitivity) tests on recently installed 66/69kV cable...

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PFISTERER FrontCon | New Connection Technology For Single-Strand Insulated Cables

Published 14 Oct 2020

PFISTERER FrontCon | New Connection Technology For Single-Strand Insulated Cables

FrontCon New Connection Technology For Single-Strand Insulated Cables By PFISTERER  High-voltage power cables increasingly utilise conductor designs that significantly reduce skin and proximity effects. This enables more power transmission with the same cross-section. The individual strands of these conductors are insulated from each other (enamelled) and are often arranged...

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