
TD3250 Portable Three-Phase Energy Meter Tester. High Precision Accuracy: Class 0.02 or 0.05 accuracy for voltage, current, and power measurements. Comprehensive Harmonic Analysis: Measures 2nd to 63rd harmonics with amplitude, phase, and waveform display. CT Transformation Ratio Test: Tests CT ratio and phase relationship without cutting the circuit using clamps. Phasor Diagram Display: Visually displays voltage and current phase relationships in real-time. Wide Voltage Range: Supports 3PH voltage measurement from 0 to 480 V. Touch Screen Operation: Features a color LCD touch screen for convenient operation. Data Management & Storage: Internal memory stores data; supports USB flash disk export. Long Battery Life: Equipped with a large capacity lithium battery for portable use.