Trusted partner for private high voltage infrastructure
We support industrial, commercial and generation customers with complete lifecycle services: consultation, high voltage network design, specialist installation, ongoing maintenance and rapid emergency response.
- HV and LV network design, connection negotiation and tender management
- Specialist installation teams for transformers, switchgear, cabling and substations
- Preventive maintenance, condition monitoring and emergency callouts to minimise downtime
- Energy-saving transformer upgrades and renewable generation integration
Consultancy & Design
Specialist high voltage design and studies
Our Design Engineers develop compliant High and Low Voltage solutions, covering everything from feasibility (G99/G100) to detailed protection settings and safety documentation.
- Complete HV and LV network design with tender specifications and equipment selection
- Protection, earthing and power quality studies (G5/4, P28, fault level and power factor)
- Generation connection design, including renewables, CHP and STOR schemes
- Full Distribution Network Operator liaison and connection applications
Project Delivery
High voltage installation and commissioning
Dedicated installation crews manage transformers, switchgear and cabling projects up to 132kV with meticulous safety, testing and documentation.
- HV transformers, switchgear and LV distribution panels installed and commissioned
- HV and LV cabling up to 132kV with specialist joints and terminations to 33kV
- Substation construction, GRP housings and bespoke enclosures
- Factory acceptance testing, on-site testing and system handover
Asset Care
Inspection and Maintenance programs, proactively keeping your power on!
Planned Preventative Maintenance in line with HSE guidelines, Electricity at Work, Keeping Switchgear, BS6626 and other legislative requirements to keep your network/assets compliant and safe.
- NeDERS: Suspension of Operational Process (SOP) and Dangerous Incident Notice (DIN) updates for your equipment. Modifications as prescribed.
- Routine and DGA transformer oil samples with trend analysis for end of life prediction (EOL) and proactive remediation plans.
- Non-intrusive TEV, ultrasonic and discharge testing across active substations
- Standard Inspections and Maintenance visits programmed in line with HSE guidelines, bespoke programmes to meet your/insurance or 3rd party requirements available.
High voltage project delivery
Selected case studies highlighting how MPN designs, installs and maintains high voltage networks for mission-critical clients.
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