High-Precision Energy Meter Test Bench for IEC Accuracy Verification

Our Meter Test Bench is a high-precision system designed for comprehensive smart meter testing, energy meter calibration, and accuracy verification according to international standards (IEC 62052-11, IEC 62053-21/22/23). It provides reliable, automated testing for both single-phase and three-phase energy meters.

Key Features

• Multi-Communication Interface Support
  Supports RS232 and Ethernet communication ports for testing various smart meters and reference standards.

• Calibrated Terminals for Test Bench Verification
  Equipped with precision calibrating terminals for easy and accurate verification of the test bench system.

• Single-Phase & Three-Phase Meter Testing
  Compatible with both 1-phase and 3-phase energy meters, ensuring flexibility across all meter types.

• Reference Standard Meter Accuracy Testing
  Enables accuracy testing of the reference standard meter to maintain calibration integrity.

• Pre-Warming Function
  Automatically pre-warms meters before testing to stabilize measurement conditions and improve test accuracy.

Accuracy & Performance Tests

• Accuracy Testing as per IEC Standards
  Fully compliant with IEC 62052-11 and IEC 62053-21/22/23 for precise performance evaluation.

• Creeping Test
  Detects meter movement under no-load conditions to ensure meter stability and accuracy.

• Starting Current Test
  Verifies meter performance at minimal current levels according to IEC specifications.

• Repeatability of Error Test
  Confirms the consistency and reliability of meter measurement accuracy.

• Dial Test
  Evaluates mechanical meter register performance for proper functionality.

Influence Quantity & Harmonic Tests

• Influence Quantity Tests
  Assess meter accuracy under various influence quantities such as voltage, frequency, reverse phase sequence, and voltage unbalance.

• Harmonic Influence Tests
  Measures the influence of harmonic components in voltage and current circuits per IEC requirements.

• Sub-Harmonics & Odd Harmonics Testing
  Performs sub-harmonic and odd harmonic tests compliant with IEC 62052-11 / 62053-21/22/23 standards.