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 11 May 2021
Image Courtesy of: Morteza Sobhani – Expert Technical Support & Installation High Voltage & Medium Voltage HV MV Products Pictured: Ensto Cold Shrink MV Substation Cable Termination (24kV XLPE Single Core) Ensto Cold Shrink (MV HV Indoor Termination) Cable stripping dimensions should be carefully observed by the MV cable...
Read More
Published 11 May 2021
Check the cable box for minimum clearances and refer to table 1 below. If actual dimension ‘A’ and ‘B’ is less than the value given, a bushing boot must be fitted. Table 1 – Minimum Air Clearances for Terminations in Cable Boxes in Accordance with BS 164 Class A....
Read More
Published 11 May 2021
SICON Shearbolt Connectors The Right Connection for All LV MV HV Conductors – For years, bolted clamps, connectors, and cable lugs have been gaining ground – with good reason. Bolted connectors offer technical and practical advantages that compression technology cannot match. Meet the Next generation SICON connectors from Pfisterer....
Read More
Published 11 May 2021
Picture Courtesy of: Corey Caulfield – Director/Cable Jointer at HV Connect Pty Ltd Pictured: 11kV Flexible Rubber Reeling Vulcanised Cable Joint This vulcanised type cable joint is smooth profile preventing “snagging” of the 11kV joint during the reeling process – there is absolute minimal increase to the overall outside...
Read More
Published 11 May 2021
This striking splicing image demonstrates traditional cable jointing techniques requiring exceptional manual dexterity, acute concentration and advanced skill levels. Modern polymeric cable jointing is now dominated by cold-shrink, click-fit and push-on type splices which are frequently alleged to have de-skilled the Jointer by introducing simplified installation processes. Whether you agree or disagree, no jointer...
Read More