High Voltage Services
High Voltage Services – 11kV | 33kV | 132kV
High Voltage Services – Design & Build
High Voltage Services – provide a full range of HV (High Voltage) electrical contracting services across a diverse range of customers. Our full turnkey HV electrical contracting services cover design, erection and installation, testing and commissioning, energisation and operating and maintenance for both new HV electrical installations and refurbishments for private networks up to and including 132kV.
We have extensive experience with designing, installing, constructing, commissioning, operating and maintaining high voltage electrical infrastructure projects. Our experience also covers wind energy (HV offshore wind & HV onshore wind), solar energy, bio energy, hydro energy and battery storage and STOR (Short Term Operating Reserve) generating technology at 11kV, 33kV and up to 132kV.
Operation & Maintenance Services
HV manage many operational and maintenance contracts that have unique requirements which can be due to factors such as operational constraints and security of supply. From substation supply and installation, to managing the integrity of the high voltage system and life cycle, HV have extensive experience in providing cost effective solutions that ensure greater reliability of the electrical supply, whilst delivering economies to site.
Where We Operate
We cover the whole of the UK and for selected projects we work internationally. We operate in the oil, gas, chemical, petrochemical, heavy engineering, industrial, commercial, construction, renewable energy and nuclear sectors. We work for some of the largest multinational blue chip organisations, developers and construction companies.
HV provide reliable, cost effective, technical expertise and value engineering solutions that support various types of projects. Our engineering teams cover electrical craftsmen, fitting teams, jointing teams, cable installation teams, design engineers and senior authorised engineers. We have health and safety supervisors and managers who are qualified also to NEBOSH and CSCS site management level.
We have over 43 years HV electrical experience and our employees and management team have spent many years working for DNO’s (Distribution Network Operators), from which they have gained valuable and specialist expertise for working on DNO and private distribution networks.
All of our HV electrical employees are trained to DNO training standards. We operate a safe system of work that is similar to DNO’s and all of our employees are qualified in their respective areas of expertise. We are accredited to ISO 45001:2018, ISO 9001: 2015, FPAL Oil and Gas Achilles Verified, UVDB verified, ISNetworld, NICEIC approved, NICEIC hazardous area approved and SafeContractor.
Our High Voltage Services:
- High Voltage Design & Build Services
- High Voltage Maintenance
- Transformer Installation & Maintenance
- Switchgear Installation & Maintenance
- Substation Civil and Electrical Design
- Substation Civil and Electrical Installation and Construction
- High Voltage Cable Installation
- High Voltage Cable Jointing
- HV Cable Fault Finding
- High Voltage Project Management
- Cable Spiking
- Earthing Design
- Earthing Installation
- Offshore Wind
- HV New Electricity Connections
- High Voltage Inspection Testing
- Voltage Optimisation
- Low Loss Transformers