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High voltage private networks HVPN

Electricity North West Construction and Maintenance Limited , is a high voltage contracting business with over 30 years experience, providing a wide range of services for customers with high voltage assets such as transformers, switchgear or cables.

We currently manage and maintain over 2,000 customer substations, regularly servicing around 5,000 major items of equipment for a wide range of industrial and commercial clients – over 800 in all, including many regional small and medium sized companies, as well as multinational.

The Electricity at work regulations 1989 requires private network owners to demonstrate that they have safe systems of work and robust operational controls in place. The construction and maintenance services we provide ensure our clients fully meet these legal obligations, including:

  • Control, operation and maintenance agreements including emergency response (fault finding and ongoing maintenance), 24 hours a day, 365 days a year.
  • Design and installation services for high voltage supplies and private networks – commissioning both simple transformer changes and modifications up to multimillion-pound infrastructure renewal projects.
  • Low Voltage (LV) switchgear maintenance including annual clean and inspection, including thermal imaging, if required.
  • Power factor correction – Reduces power consumption to save costs and improve electricity energy efficiency.

If you would like more information on our services, choose one of the following options:

Electricity North West Side of ENWL Van

Contact us

Electricity North West (Construction & Maintenance) Ltd
Whitebirk Depot 
Whitebirk Drive
Blackburn
BB1 3HT

0845 070 2520 
(Opening Hours: 08:00 - 17:00)

We welcome any feedback on our customer service. Feel free to email us with any comments you have.

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Major incident

Engineers are working to restore power to properties after severe flooding in Lancashire and Rochdale.

We are doing everything we can to restore power and we'll update you regularly on our news section and TwitterFor emergencies, please call us on 0800 195 4141.

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