YC99T-5C/3C Portable Three Phase Calibrator

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 ;
• Stability : 0.01%/2min；
• Distortion: ≤0.2% (Non-capacitive load);
• YC99T-3C output max. Load: 60VA (50A gear, 120% output);
• YC99T-5C output max. Load: 120VA (100A gear, 120% output);
• Measurement accuracy: 0.05%RG;

• Power output stability: 0.01%RG/2min;
• Active & Reactive power measurement accuracy: 0.05%RG;

Phase output

• Output adjustment arrange: 0°~360° ;
• Output adjustment degree: 10°, 1°, 0.1°, 0.01° are optional.
• Resolution: 0.01°;
• Measurement accuracy: 0.05°.

Power factor output

• Adjustment range: -1 ~ 0 ~ +1;
• Measurement resolution: 0.0001;
• Measurement accuracy: 0.0005;

Frequency output

• Adjustment range: 40Hz ~70Hz;
• Output adjustment degree: 1Hz, 0.1Hz, 0.01Hz, 0.001Hz are optional.
• Resolution: 0.001Hz;
• Accuracy: 0.002 Hz.

Harmonic set up

• Harmonic times: 2~63 times;
• Harmonic content: 0~40%;
• Harmonic phase: 0°~359.99° ;
• Harmonic set up error : 2 ~31times: ≤±0.1%,32~63times: ≤±0.2%

Energy error measurement

Standard quartz oscillator technical indicators

• Frequency accuracy: ±0.5ppm, the factory calibration (25℃);
• Frequency stability: ±0.1ppm, -20℃～+70℃;

4.General Technical Specifications