Blog
Thorne & Derrick’s POWER Blog is regularly updated with news, projects, videos, technical tips, training information, promotions, webinars, career opportunities and white papers.
➡ View T&D’s brochure – contact our Sales Team with your requirements.
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.
JOINT ♦ TERMINATE ♦ CONNECT ♦ GLAND ♦ CLEAT ♦ CRIMP ♦ DUCT ♦ SEAL ♦ REPAIR ♦ CABLE ♦ SPLICE ♦ INSULATE
Published 04 May 2021
Cold shrink tubing and moulded parts for electrical installation Invented over 40 years ago by 3M, 3M Cold Shrink Technology is designed to make cable insulating, termination and abandonment as simple as possible. The secret of 3M Cold Shrink technology lies inside it, in the form of a plastic...
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Published 04 May 2021
3M™ Scotchcast™ Resin 4 GS with Colour Indicator Professional Cable Jointing Solutions The new 3M™ Scotchcast™ Resin 4 GS is a CMR (Carcinogenic, Mutagenic, Reprotoxic) free electrical cable jointing resin has a unique colour mixing indicator to show installers when the resin is correctly mixed by the cable jointer....
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Published 04 May 2021
Safety Advice Live Line Indicator Action Required Following a Serious Incident Withdrawal of the Metrohm HVD03/2D live line indicator from use by Network Rail staff. Issued to: All Network Rail line managers, safety professionals and accredited contractors Ref: NRA20-10 Date of issue: 14/08/2020 Location: National Contact: Linda Penfold, Professional...
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Published 04 May 2021
Cold Shrink terminations Connecting 33kV Power Cable In DC Inverter Room Special thanks to Lee Bavington (Director) at Power Installations Ltd for allowing Thorne & Derrick to share the following images Power Installations Ltd have the capability and Authorisation to cover the specification outlined by SP Energy Networks (SPEN)...
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Published 04 May 2021
3M Electrical Comparative Study The power utility industry is risk-averse. The decision to change a technology is not taken lightly. You need data, you need research, and you need proof that what you’re using is most reliable, so you can have peace of mind when powering entire cities. Currently...
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