Our Services

Medium Voltage Offer  

  • Electrical Consulting Services.
  • Power Quality Audits.
  • Substation Condition Monitoring.
    • Protection Maintenance
    • Breaker Maintenance and testing.
    • Current and Voltage Transformer Maintenance and Testing.
    • Protection Grading.
    • Arc Flash Studies.
    • Single line diagrams.
    • Site compliance certification.
  • Protection Relay upgrades.
  • Substation Automation.
  • Power Transformer Maintenance.
    • Repairs.
    • Conditioning.
  • Power Transformer Testing.
  • Power Factor Correction MV and LV.

Harmonious Technical are the South Africa Product Partners for

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J.Schneider Electrotechnik,  Offenburg, Germany

Bender, Londorfer Straße 65, 35305 Gruenberg, Germany 

Janitza Electronics GmbH, Electronics manufacturer in Lahnau, Germany