Substation Earthing Equipment

A full range of Earthing Equipment available for use with Earth End Substation Clamps

Earthing Kits & Clamps

Circuit Main Earths, Clamps & Field Earths for MV HV Substations

Thorne & Derrick distribute Substation Earthing Equipment for medium and high voltage electrical systems, typically distributing 6.6kV-11kV-33kV-66kV power via underground cables or overhead lines – we provide competitive prices for MV-HV Substation Earthing Clamps & Cables, including operating poles, from extensive stocks to UK and international destinations.

An extensive range of clamps are available from 10mm – 250mm busbar diameter consisting of full short circuit tested and being National Grid approved with associated operating sockets and insulated operating poles.

11kV, 33kV, 66Kv up to 400kV

The PBwel range of equipment for use in Substations up to 400kV has a proven track record of many years of service in the electricity utility industry. As well as supplying a standard range of approved equipment, Thorne & Derrick can also design new and customised solutions for any portable earthing requirements.

With National Grid approval on a broad range of Line end clamps, Earth end clamps and Aluflex leads, our range of Substation Portable Earthing equipment is suitable for use up to 400kV (EHV) and covers a range of busbar sizes.

Pictured: Portable Earthing Kit | Field Drain Earth utilising 50sqmm Arctic Orange type Aluflex Cable for medium/high voltage substation applications.

Field Equipment Earths are also available for the earthing of scaffolds, cranes, MEWPs, and other pieces of field equipment – we can offer full technical advice and supply bespoke kits to suit your unique substation requirements.

PBwel substation products consist of Substation Earth End Clamps, Line End Clamps, Substation Leads, Operating Poles, Substation Sockets, Spigots, Fixed Earthing, Earthing Tape Repair Kits, Substation Discharge Rods and Capacitor Maintenance Clamps and Leads.

Earth Kits for Portable & Short-circuiting Earthing of HV Power Cables & Overhead Lines

Portable Earthing & Short Circuiting Kits provide safe and secure clamping on extra high voltage overhead distribution lines during maintenance or erection and are available with a choice of earth clamps for both live end and earth end, jumper clamps for low voltage switchboards and overhead line clamps. We supply portable earthing for substations: Field Earths, Transmission & Distribution Earth Leads, Circuit Main Earths, Drain Earths and NSI24 Earthing Kits.