TD4520 is a multi-function 3PH power calibrator. Class 0.02 / class 0.05 available. It integrates AC/DC power output function, 3PH measuring function, harmonic function, transmitter test function, U4th voltage output function, AC energy meter test function. Can be used to calibrate AC/DC voltmeter, AC/DC ammeter, AC/DC power meter electric energy meter and transmitter, etc.
• 3PH AC voltage output：6 V～456 V
• 3PH AC current output：20 mA～12 A
• 3PH voltage meter：6 V～456 V；
• 3PH current meter：0.1 A～6 A
• Frequency：45 Hz～70 Hz
• U-I phase：0° ~ 360°
• DC voltage output：10 mV～660 V
• DC current output：0.1 mA～11 A
• Accuracy class: 0.02, 0.05.
• 2nd~21st harmonic output
• Transmitter test function
• U4 AC voltage output function（option）
• Energy meter test function（option）
• Test software（option）
