This device is in accordance to nation verification regulation JJG124-2005 "ammeter, voltmeter, power meter and resistance meter calibration regulations and the relevant countries standard requirements and design three-phase 0.05 magnitude meter source integration calibration device”. The core technology of this device is with digital signal processor (DSP) and 16 high-speed digital converter, which is composed of high precision work frequency communication terminal; The signal source use the DSP and 16 high-speed digital-to-analog converters, which can control the sine wave, distortion wave signal source; Equipment has high precision, stable and reliable, and easy to operate flexible, and other characteristics; Electric power system is used for electrical measurement is the ideal calibration equipment.
	
It can check all kinds of electric measurement of instrument including: AC/DC voltmeter, AC/DC ammeter, frequency meter, phase angle meter, single/three-phase AC active power meter, single/three-phase AC reactive power meter, synchronous meter, etc.;
	
Built-in electric measurement of verification procedure indicating meter, automatic or semi-automatic for verification, saving 1000 groups data;
	
It can as a voltage source, a current source and power source for high precision and high stability standard resource;
	
6.4 inch big screen color display;
	
It is calibrated in the software and don’t need to open the case, stable and reliable;
	
Having short circuit, current output terminal, output voltage open protection and power amplifier overheating protection function;
	
Having automatically failure detection function, shows fault part, it is convenience for users to check line;
	
With USB port and PC connection for data management.