Energy Meter Testing

On-Site Revenue Meter Verification & Calibration

On-site testing and verification of installed revenue-grade and industrial energy meters using portable reference standards, ensuring accuracy and compliance with CEA (Meters) Regulations. Green Watt's team verifies meters in the field without removing them from service, reducing downtime and cost.

Service Scope

Revenue Meter Verification

  • Comparison of installed meter against Class 0.05 portable reference standard
  • Accuracy test at multiple load points (100%, 50%, 25%, 10% of rated current)
  • Power factor variation test (unity and 0.5 lag)
  • Starting current and no-load (creep) test

CT/PT Ratio and Burden Verification

  • Verification that installed metering CT and PT ratios match meter nameplate settings
  • Secondary burden measurement to confirm CT/PT loading is within rated burden
  • CT accuracy class verification using the CT/PT analyzer

Meter Sealing and Documentation

  • Tamper-evidence sealing of verified meters
  • Completion of statutory meter test report forms
  • Updating of utility meter management system records

What You Receive

  • Meter test report with as-found and as-left accuracy results
  • CT/PT verification record
  • CEA-compliant test certificate
  • Recommendations for replacement of out-of-tolerance meters

Why Choose Green Watt Field Services

Qualified electrical engineers with HV testing experience
Calibrated instruments traceable to national standards
Comprehensive written reports with photographs
Rapid mobilisation across India
Independent third-party assessment
Pan-India service coverage

Request a Service Proposal

Tell us about your site and requirements. We'll respond with a service scope and fee proposal within one working day.

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Coverage

Delhi NCR, Maharashtra, Karnataka, Tamil Nadu, Gujarat, Eastern India and all major industrial centres.