Case Studies / Johnson & Phillips

Power Factor Increased From 0.6 To 0.99

Our client is one of the fastest-growing engineering companies in South Wales and has recently implemented the installation of some new CNC machinery.

The challenge

The Challenge

Due to the rapid growth of the company and the installation of the new CNC machines, the increased load has caused severe problems with the incoming mains supply, and on many occasions, the mains fuse overloaded and blew, thus causing power blackout and the implications of resetting machines, wasting materials and loss of production.

The solution

The Solution

Johnson & Phillips measured the electricity supply over one week with a power analyzer, and the results were a 40% excess use in current; we measured a power factor of 0.6. We calculated that installing 150kVA of power factor correction would improve the power factor to 0.99 and improve the available current by 40%.

The result

The Results

  • Energy Savings of Approximately £5,000 per Annum.
  • Elimination of £200 per Month Reactive Power Charge.
  • Reduction in kVA availability charges.
  • Power Factor Increased from 0.6 to 0.99.
  • Increase in current availability for the new machines.
  • Expansion of supply to a new extension and preventing overload of the main fuses.
  • Reduction in Climate Charge Levy.
  • Significant Reduction in Carbon Emissions.

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