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
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Published 30 Mar 2021
uploaded by Chris Dodds | Sales Marketing Manager at Thorne & Derrick Picture the scene, its 1936 and in San Francisco harbour a ship arrives from Baltimore having travelled through the Panama Canal bringing with it 6 reels of submarine telephone cable which is transferred to a waiting barge....
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Published 30 Mar 2021
Cooper Power Systems Separable Connectors (ANSI) & Bushings are rated for 15kV, 25kV and 35kV medium voltage power systems in accordance with the following ratings. What is ANSI? The American National Standards Institute is a private non-profit organization that oversees the development of voluntary consensus standards for products, services,...
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Published 30 Mar 2021
Images Courtesy Of: Bruno Da Silva – Owner at HV Connect LLC – MV, HV, EHV Cable Splicing & Testing Pictured: Assisting Team Power Solutions in the Cayman Islands for the VLF Testing of 69kV cables with PFISTERER Size 4 SF6 cable joint, after the cable splicing. Jointers blog...
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Published 30 Mar 2021
MV Cable Leads Pre-assembled custom, ready-to-install MV cable leads manufactured by Nexans are available equipped with Interface “A” to “F” separable connectors and terminations (Heat Shrink, Cold Shrink and Slip on). Cable types available are standard MV XLPE and Class 5 Flexible cables. Just contact Thorne & Derrick and...
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Published 30 Mar 2021
MV ‘Backup’ Fuses From IEEE Std C.37.48.1 “MV backup fuses can interrupt any current between its rated minimum interrupting current and its rated maximum interrupting current. If a backup fuse is melted open at a current level less than its minimum interrupting rating, the fuse is not required to,...
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