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.

• 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 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 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.