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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

JOINT ♦ TERMINATE ♦ CONNECT ♦ GLAND ♦ CLEAT ♦ CRIMP ♦ DUCT ♦ SEAL ♦ REPAIR ♦ CABLE ♦ SPLICE ♦ INSULATE


You are currently filtering by: Earthing

Earthing | An Introduction To Earthing & Earthing Designs | Part One

Published 19 Aug 2019

Earthing | An Introduction To Earthing & Earthing Designs | Part One

uploaded by Chris Dodds - Thorne & Derrick Sales & Marketing Manager Earthing Earthing & Earthing Designs AN Wallis In this 2 part series of articles  AN Wallis introduces earthing system designs including earth electrode systems designed to safely dissipate fault current or other unwanted electrical current to the...

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Marconite – Worlds Premium Electrically Conductive Aggregate Material

Published 24 Jan 2019

Marconite – Worlds Premium Electrically Conductive Aggregate Material

uploaded by Chris Dodds - Thorne & Derrick Sales & Marketing Manager Marconite Thorne & Derrick are a leading distributor of Earthing & Lightning Protection Systems, including Marconite, the world’s premium electrically conductive aggregate material. Marconite compound is used as a backfill to enhance the earthing effects of copper...

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Exothermic Welding – 5 Benefits of the Exothermic Weld Connection

Published 29 Nov 2018

Exothermic Welding – 5 Benefits of the Exothermic Weld Connection

uploaded by Chris Dodds - Thorne & Derrick Sales & Marketing Manager The following table highlights 5 Benefits of using Exothermic Welding systems for Earthing & Lightning Protection when permanently joining copper conductors. Mechanical Connection Exothermic Welding Connection is made by pressing and tightening. Contact connection. Connection is made by...

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Marconite – Electrically Conductive Earthing Compound

Published 14 Nov 2018

Marconite – Electrically Conductive Earthing Compound

uploaded by Chris Dodds - Thorne & Derrick Sales & Marketing Manager Low Resistance Earthing Compounds for Substations Marconite is developed and manufactured specifically for use in electrical earthing installations enabling electrical engineers and earthing system designers to achieve permanent, stable and low resistance earthing solutions even in difficult ground...

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Marconite Earthing – Conductive Concrete, Mixing & Use Of Marconite

Published 12 Nov 2018

Marconite Earthing – Conductive Concrete, Mixing & Use Of Marconite

uploaded by Chris Dodds - Thorne & Derrick Sales & Marketing Manager Marconite is the world’s leading premium electrically conductive backfill material which significantly enhances the effects of copper earth electrodes to reduce the resistance of a lightning protection or copper earthing system. Marconite is a dark grey, granular...

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