HV/LV Services

Utilising in-house equipment that includes Megger SFX32, Megger TDR2000 and Baur Shirla identification equipment, S&E Engineering have the technical capabilities to identify most faults associated with HV/LV cables.


HV/LV jointers who are trained in all types of joints, Raychem, Lovink, 3M, RSTI, Euromold and Pfisterer up to 33kV and, more recently, 3M 52kV indoor/outdoor terminations and TYCO 25KV/44kV Straight Joints that are associated with cables on the Network Rail electrification project.


S&E Engineering undertakes the supply, installation, testing & commissioning of new transformers, inspection, maintenance and oil sampling for routine and DGA analysis.


We offer the supply, installation testing and commissioning of new and refurbished 11kV switchgear and Ring Main Units/Packaged Substations15. 

Senior Authorised Personnel

S&E Engineering are able to provide the services of qualified Senior Authorised Personnel who have well established DNO backgrounds and are fully conversant with the current Distribution Safety Rules operated by the Electrical Network Operators throughout the UK

We offer:-


> HV operational switching.

> Issue/cancellation of Safety Documents.

> Identification and spiking of HV &   LV cables.

> Phasing checks.

> AC VLF pressure testing & DC pressure testing.

> Energising of HV & LV systems.

> Final on line phasing and synchronising checks

Authorising Engineer

S&E Engineering are also able to offer the services of an Authorising Engineer, to be the person responsible for assessing the competency of your staff, carrying out an appraisal and authorising them to undertake specific duties within their area of appointment.


Operation & Maintenance


S&E Engineering provides Operations & Maintenance services to a number of customers, taking on board the maintenance, inspection, testing and remedial/call out requirements to fulfill an all year round service.


We are currently supporting a Solar Farm operator looking after 103MW of connected capacity, undertaking the HV maintenance and remedial/emergency works


We are also engaged directly with a client for the O&M of a 10MW Solar Farm in Cambridgeshire.


We provide O&M services to a major FM company, undertaking the HV & LV operational and maintenance works on a major Hospital complex.



S&E Engineering are a specialist Electrical Contracting Company that provide professional services for HV/LV Construction, Maintenance, Operational and Testing works. 

We have the latest equipment that allows us to carry out:-

HV AC VLF Testing up to 68kV Pk using the b2 HVA 28TD & HVA68-2 Test sets.


Cable fault location using Megger SFX32 locator and Baur SHIRLA test equipment.


Cable Sheath Fault location using the Baur SHIRLA test equipment

We offer cable jointing services up to 33kV for all termination types (Raychem, Lovink, Pfisterer, 3M, RSTI and Euromold).

We also undertake HV/LV maintenance works on current system assets and operational support provided by our DNO trains Senior Authorised and Authorised Engineers.







For any inquiries, questions or commendations, please telephone: 07980 910 786 or fill out the following form


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Head Office

Unit 27, Port Talbot Business Units,

Addison Road, Port Talbot, SA12 6HZ

Tel: 07980 910 786

Get a quote: 123-456-7890