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Testing & Commissioning

When it comes to Testing & Commissioning, our clients count on us to get the job done. Done Safely and Done Right!

TESTING & Commissioning An engineered approach

Our meticulously engineered client-specific Commissioning Plans,
Check Sheets and Test Reports help substations transition through
to energization in a safe, logical & step-by-step manner.

Power Transformer Tests:

  • Turns Ratio (TTR)
  • Excitation Current
  • Insulating Oil Tests (Dissolved Gas Analysis (DGA) & Standard Oil Test)
  • DC Winding Resistance
  • Vector Group
  • Insulation Resistance
  • Insulation Power Factor/ Dissipation Factor/ Tan Delta (Tanδ)
  • Zero Sequence Impedance
  • Sweep Frequency Response (SFRA)
  • Primary Through Injection
  • Transformer Differential Stability
  • Tap Changer Continuity & Ratio
  • Calibration of thermal sensors
  • Standard Oil Test and Dissolved Gas Analysis (DGA)
  • Ancillary Protection Testing

  • CT Polarity
  • CT Circuit Continuity
  • CT Ratio & Phase Error
  • CT Secondary DC Resistance 
  • CT Excitation/Magnetisation Curve 
  • CT Primary & Secondary DC Insulation Resistance
  • CT Burden Measurement
  • Three-Phase Primary Injection
  • CT Knee Point Current & Voltage Measurements

  • VT Polarity 
  • VT Circuit Continuity
    VT Ratio
  • VT Burden
  • VT Primary & Secondary Insulation Resistance
  • VT Phase and Magnitude Error
  • VT Excitation curve
  • VT Winding resistance
  • VT Secondary burden
  • VT Dielectric withstand/ HiPot
  • Stator DC Winding Resistance
  • Stator Zero, Positive & Negative Sequence Impedance
  • Rotor AC and DC impedance
  • DC Insulation Resistance & Polarisation Index
  • Insulation Power Factor/ Dissipation Factor/ Tan Delta (Tanδ)
    Partial Discharge
  • Soil Resistivity
  • Earthing Inspection
  • Earth Grid Continuity
  • Current Injection Testing (CIT)
  • Step and Touch Potential
  • Earthing System Resistance

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  • Static Contact Resistance
  • Dynamic Contact Resistance
  • Coil Current Analysis
  • Charging Motor Current Analysis
  • Motion/Contact Travel Test
  • Under-Voltage Condition Test
  • Circuit Breaker Timing
    Minimum Pick-up
  • Insulation Power Factor/ Dissipation Factor/ Tan Delta (Tanδ)
  • Circuit Breaker Trip & Open Checks
  • DC Insulation Resistance
  • Online Partial Discharge
  • Protection Relay Trip Checks

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  • Online Partial Discharge
  • Contact Resistance
  • Insulation resistance
  • High Voltage Withstand (HiPot)
  • Primary Injection
  • Bus Zone Differential Stability
  • Contact Resistance
  • Insulation Resistance

  • Contact Resistance
  • Insulation Resistance
  • Insulation Power Factor/ Dissipation Factor/ Tan Delta (Tanδ)
  • Positive & Zero Sequence Impedance
  • Earth Fault Current Compensation Factor
  • Mutual Coupling between Parallel Lines,
  • Coupling impedances between power lines, signal cables & pipelines
  • High Voltage Withstand (VLF)
  • VLF Tan Delta / Dissipation Factor
  • Sheath Withstand
  • Online Partial Discharge
  • DC Insulation Resistance

RECENT PROJECTS

From commissioning Utility-scale Renewable Generation to Mission Critical High Voltage Power networks, Integral Power has been at the forefront in the power industry, Leveraging High Voltage Expertise to create value for customers.