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.
JOINT ♦ TERMINATE ♦ CONNECT ♦ GLAND ♦ CLEAT ♦ CRIMP ♦ DUCT ♦ SEAL ♦ REPAIR ♦ CABLE ♦ SPLICE ♦ INSULATE
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Published 08 Apr 2021
ANSI Connectors | Medium Voltage Power Cable Connectors for Transformers & Switchgear Bushings from Cooper Power Systems Cooper Power Systems Separable Connectors (ANSI) & Bushings are rated for 15kV, 25kV and 35kV medium voltage power systems in accordance with the following ratings. More Reading | ANSI Connectors | Screened Separable...
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Published 06 Apr 2021
NEW Hydraulic Cutting Units – Radio Controlled B68RC3 Series Thorne & Derrick distribute a range of cable cutting and crimping tools from Cembre, including the new B68RC3 series of Hydraulic Cable Cutting Units. Hydraulic Cutting Units Portable Radio Controlled Hydraulic cutting units, from the B68RC3 range, are fitted with...
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Published 06 Apr 2021
Pictured: Ericsson 33kV Oil Filled 3 core 800sqmm Cable to XLPE 630sqmm Transition Cable Joint. This image trio displays the high level of MV cable jointing skills required to install oil or G38 hot pour compound filled cable joints. Image Courtesy of: Simon Chapman (Cable Jointer – Balfour Beatty plc). Jointers blog Subscribe...
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Published 06 Apr 2021
The following images detail the high-skill level required by EHV Cable Jointers in effecting cable splices using hand taping techniques. The Album has been provided courtesy of: Douglas Page, Instructor & Cable Splicer at Hydro One Training and Development Services As Ontario’s largest transmission and distribution electricity provider, Hydro One is...
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Published 06 Apr 2021
Pictured: 400kV DC Overhead Line Stringing (Double Circuit) – Indian Utility. Image Courtesy of: Gurmit Singh Dhaliwal (Transmission Line 400kV-765kV). Thorne & Derrick are the UK’s main stockist for the CATU range of LV-HV Electrical Safety, Overhead Line and Arc Flash PPE Equipment: insulating gloves, rescue hooks, insulated tools, life rescue kits, voltage detectors,...
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