Meter Test Bench for Single Phase Energy Meters

Meter Test Bench for Single Phase Energy Meters

Features

• Supports testing for: Active power, Reactive power, Active energy, Reactive energy

• Start-up and creep tests

• Automatic calibration for fast creep and start-up tests

• Measures basic error, average error, standard deviation, and 24-hour variation

• Comprehensive influence tests: voltage, frequency, harmonics (2nd–21st), and phase sequence

• Simultaneous current measurements on the same meter rack

• Test energy meters without disconnecting voltage or current circuits

• Built-in protections: current open circuit and voltage short circuit

• Integrated optical scanning head greatly improves operational efficiency

• Dual operation modes: automatic and manual

• PC software for automatic error data processing, storage, and real-time output

• Data management functions with customizable report printing

• Barcode input supported

• Simple and reliable mechanical structure

• Configurable meter positions: from 3 up to 60 meters

• Forward/reverse active and reactive energy error testing

• Time base source SW-5D for measuring daily timing error of energy meters

• Communication test and broadcast time synchronization

• Constant verification via pulse counting, timing, or start-stop energy method

• Load switching test, demand period test, and demand indication error test

• Register indication and combined register error testing

• Optional: Power consumption test, tilt influence test, prepaid energy meter test

Technical Specifications

• Power Supply: AC 220V ±10%, 50Hz ±2Hz

• Operating Temperature: -10°C to +40°C

• Humidity Range: 35% to 95%

Voltage Output:

• Range: 24V – 288V

• Maximum Output Power: 1000VA

• Resolution: 0.01%

• Stability: 0.02% / 120s

• Load Regulation: 0.01%

• Distortion: ≤ 0.3% (within full linear load range)

Current Output:

• Range: 1mA – 120A (max 230A)

• Maximum Output Power: 2000VA

• Resolution: 0.01%

• Stability: 0.02% / 120s

• Load Regulation: 0.01%

• Distortion: ≤ 0.3% (within full linear load range)

• Continuous Current Capacity: 100A

Phase & Frequency:

• Phase Adjustment Range: 0° – 360°

• Phase Resolution: 0.01°

• Frequency Range: 45Hz – 65Hz

• Frequency Resolution: 0.01Hz

• Power Output Stability: 0.02% / 120s

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Meter Test Bench for Single Phase Energy Meters Images