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Merus PQ measurement services

Merus PQ measurement services

Merus’s power quality (PQ) measurement services provide you an opportunity to assess the current status of various power quality parameters in your facilities and benchmark them against applicable power quality standards. The findings of the power quality measurements and recommendations for possible solutions, if so required, are presented in post-measurement power quality report.

Merus’s PQ measurement services are delivered to our clients outside of Finland typically by our global expert network of distribution partners. In Finland, or in countries where we don’t have a partner trained to do measurements these services are arranged by Merus Power. As a specialized company in the field of power quality, Merus Power gives you unmatched expertise from problem definition to solution identification and implementation, together with our global distribution network.

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Objectives of power quality measurements


Power quality measurements are typically carried out to fulfill one or more of the following requirements:

  • To benchmark against contractual requirements or grid code criteria and power quality recommendations
  • Performance benchmarking of equipment or plant
  • To help make the predictive maintenance

Scope of power quality measurement services


Merus PQ measurement services consist of a variety of measurements which can be tailored according to your specific needs. These power quality measurements typically include are:

  • Harmonic measurements
  • Voltage sags, swells and interruptions measurements
  • Motor start-up studies
  • Reactive power measurements
  • Flicker severity studies

Customer benefits


A power quality audit performed by an experienced company can deliver several benefits for the industrial or commercial customers which includes but are not limited to the following:

  • Improved insight into the plant’s and/or equipment’s power quality, and identification of their current and future hazards
  • Sufficient data to back up and make well-informed investment decisions
  • Correctly sizing the mitigation solution
  • Avoiding unexpected outages
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