Application: The measurement testing center of the grid companies, measurement department of power supply companies and power plants, national measurement testing institutions and metrology inspection departments, measurement testing departments of medium-sized enterprises, such as railway and petrochemical . Also, the calibrators can be used by the manufacturers of electrical measuring meter and energy meter, including its production, research and development, testing departments, as well as in universities and related research institutions, specialized laboratories.
2.Calibrating meter type
The meters user can calibrate including : Single-phase active energy meter, three-phase
three-wire active energy meter, three-phase three-wire composite meter, three-phase
four-wire active energy meter, three-phase four-wire composite meter, three-phase three-wire
sine reactive energy meter, three-phase four-wire sine reactive energy meter, two elements
60°reactive energy meter, two elements 90°degree reactive energy meter, and three elements
90 degree°reactive energy meter .
3.Technical specifications
AC voltage output
YC99T-3C AC voltage output range: 100V, 220V, 380V, 660V;
YC99T-5C AC voltage output range: 100V, 220V, 380V;
Adjustment range :(0～120)%RG,RG is range ,the same below;
Adjustment degree : 0.01%RG,0.1%RG,1%RG,10%RG are optional ;
Stability: 0.01%/2min
Distortion: ≤0.2% (Non-capacitive load)
Output max. Load: 20VA / phase;
Measurement accuracy : 0.05%RG；
AC current output
YC99T-3C AC current output range: 50mA, 200mA, 1A, 5A, 16.667A, 50A;
2 YC99T-5C AC current output range: 50mA, 200mA, 1A, 5A, 20A, 100A;
Note: When output more than 60A current at 100A gear, the output time should be less than 30 mins.
Adjustment range : (0～120)%RG,RG is range ,the same below;
Adjustment degree : 0.01%RG,0.1%RG,1%RG,10%RG are optional ;
