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 17 Aug 2020
Image Courtesy of: Mohamed Ali (Electrical Cable Jointer) Pictured: EHV Straight Joint & Jointing Bay Further Reading 88kV 1000sqmm Brugg Outdoor Cable Terminations From Transformer to GIS Sanding 132kV High Voltage Brugg Cable Joint Underground Cable Vault – Brugg Cross Bonding Cable Joints Type MPP 1.145-31 Jointers blog Subscribe now...
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Published 17 Aug 2020
Image: Marc Fenn | 11kV & 33kV Cable Jointer Thorne & Derrick stock Pfisterer Size 3 connectors to terminate 33kV single core 185sqmm, 240sqmm, 300sqmm, 400sqmm and 630sqmm XLPE insulated cables with copper wire screens into SF6 type gas-insulated MV medium voltage switchgear. Jointers blog Subscribe now to our POWER NEWSLETTER–...
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Published 17 Aug 2020
Image courtesy of : Steve Fielder HV/EHV Cable Jointer Pictured : 138kV HPPT – High Pressure Pipe Type. Connectors are screened and paper taping ready to start. One of three cables – pin pressed, lead plugged and taped. For pudding – just one more core to go … Jointers blog Subscribe...
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Published 17 Aug 2020
Image: Steve Fielder (HV/EHV Cable Jointer) Location: Washington DC, USA Pictured: 40kV 3 Core PILC G&W Gas Straight Joint Using Sweated Weak Back Ferrules – the 40kV M/P gas cable has been in service since 1949. The 40kV cable joint is shown stepped down and ready for tapping. Pictured: 40kV...
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Published 17 Aug 2020
Images Courtesy of: John Penny – HV Cable Jointer at BELAC Group Ltd Pictured: Pfisterer Connex Size 3 (XL) Terminating 33kV Cables Onto Tertiary Winding of 400kV/275kV Transformer Grid Thorne & Derrick are Main Distributors & Stockists for the Pfisterer range of Medium Voltage Power Products including Connex Plugs, Cable Jointing...
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