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3Ø Power / Energy Meter Calibrator

3Ø Power / Energy Meter Calibrator

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The 3Ø Power / Energy Meter Calibrator from Prism Test & Measure Pvt. Ltd. is a high-precision calibration instrument designed for accurate testing and calibration of single phase and three phase energy meters. It provides stable voltage and current outputs with adjustable power factor and frequency, making it ideal for calibration laboratories, energy meter manufacturers, power utilities, electrical testing labs, and industrial maintenance departments.

The calibrator features built-in measurement displays and reliable protection systems to ensure accurate, safe, and efficient meter calibration.

Key Features

  • 4½ digit panel meters for precise voltage and current indication
  • Built-in power analyzer to display Voltage, Current, Power, Energy, Power Factor and Frequency
  • Coarse and fine multi-turn potentiometers for accurate voltage and current adjustment
  • Adjustable power factor control through push buttons
  • Frequency adjustment through multi-turn potentiometer
  • Output mode selection for Single Phase / Three Phase operation
  • Programmable timer for automated calibration duration
  • Overload and short circuit protection for safe operation
  • High stability sinusoidal output for reliable calibration results

Technical Specifications

Parameter Specification
Input Power Supply 230 V AC, 50 Hz
Operating Temperature 10°C to 40°C
Storage Temperature 5°C to 70°C
Output Voltage Range 0 to 300 V (Line to Neutral)
Output Current Range 0 to 6 A
Output Mode 1 Phase / 3 Phase, 4 Wire
Power Factor Range 0 (Lag) to Unity to 0 (Lead)
Frequency Range 45 Hz to 60 Hz
Compliance 20 VA at full scale on voltage range, 30 VA at full scale on current range
Accuracy Voltage & Current: 0.15%
Power & Energy Accuracy 0.15%
Power Factor Accuracy ±1 Digit
Timer Range 0 to 999 Seconds
Total Harmonic Distortion (THD) 1.5%
Protection Overload and Short Circuit
Output Ports Vr, Vy, Vb-N, Ir (Hi/Lo), Iy (Hi/Lo), Ib (Hi/Lo)
Dimensions 550 mm × 560 mm × 200 mm
Weight Approx. 40 kg

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