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 09 Jan 2020
MV Joints, Jointers & Initial Considerations Before agreeing to do the requested work, the installer should ask himself if he has received adequate and relevant training, including jointer training, appropriate to: the system voltage; the cable(s) involved; the cable accessory type and technology. If the honest answer is ‘no’,...
Read More
Published 09 Jan 2020
MV Cable Joints & Cable Terminations As noted in the Introduction, there is a significant difference between the environment in which a MV cable is made and the environment in which a joint or termination is installed. Yet both are expected to have the same long-term...
Read More
Published 09 Jan 2020
345kV Image: Richard Huston – High Voltage Cable Splicer at IBEW Local 17 with WH Chester Pictured: 345kV HPFF USI Full Stop Joint To Okonite 3500 KCM Cable. Richard Huston has 14 years experience of high voltage cable splicing/jointing up to 345kV. More from Richard Huston … WH Chester W.A....
Read More
Published 09 Jan 2020
MV Paper Insulated Until the 1980s, most of the MV cables installed by utilities and industry were paper-insulated type in which the insulation over the conductor(s) is built up by applying multiple layers of special cellulose paper. This paper insulation has to be impregnated with insulating oil or compound...
Read More
Published 08 Jan 2020
Pictured : Type Testing Mosdorfer CCL HV heat shrink cable joints in KIT Germany. Dual wall heat shrink tubes are used to rebuild the cable insulation with built-in stress control. Image : Ahmad Haidar (Sales Business Development Consultant at Mosdorfer CCL Systems. T&D, the leading supplier of Cable Jointing, Cable Pulling &...
Read More