Product Introduction： The three-phase energy meter field calibrator is a high-precision test instrument that integrates electrical parameter measurement, energy meter verification, and wiring judgment. The three-phase electric energy meter verification device is equipped wit...

Product Introduction： Three-phase program-controlled precision test power supply is a new generation of high-precision standard power source based on 1.2G MAC DSP, large-scale FPGA, high-speed high-precision DA and high-fidelity power amplifier. It is suitable for electric...

Product Introduction： The intelligent transformer calibrator is used for PT, CT error and impedance, admittance testing. It meets the requirements of national JJG313-94 "Measurement Regulations for Current Transformers for Measurement" and JJG314-94 "Verification Regulati...

Product Introduction： AC and DC indicator calibration device is a new generation of portable meter source integrated meter calibration device launched by our company. The product has the characteristics of beautiful appearance, full function, excellent index, high reliabili...

Product Introduction： The single-phase electric energy meter field calibrator is a high-precision measuring instrument integrating electric parameter measurement, electric energy meter verification, CT transformation ratio measurement, and fault analysis. ...

Product Introduction： The current and voltage transformer load box is a variety of effective loads that are specially provided when testing current and voltage transformers. The transformer load box is strictly in accordance with the national standard JJG313-94 << Current ...