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Product description：
The Portable single-phase electric meter Test Equipment is used for grid corporation of measurement and energy test center, management department of power supply bureau, national energy measurement of testing authorities, and also used to test each kind of single phase kWh meter of industries and mining enterprises as well as electric meter manufacturers. Meanwhile, the calibrator also can be used as one high precision standard power source, ac voltage source and current source.
Technical index：
Electrical parameters | |
Accuracy class | 0.05%, 0.1% |
Power Supply | One Phase AC 100-265V, frequency 50/60Hz. |
AC Voltage Output | |
Range | 57.7V, 100V, 220V, 380V; max 500V |
Adjustment range | (0-120)%RG(1) |
Adjustment fineness | 0.01%RG, 0.1%RG, 1%RG, 10%RG as optional. |
Stability | 0.01%/120s |
Electrical parameters - continued
| Distortion | 0.2% (Non-capacitive load) |
| Output load | max 25VA |
| Measuring accuracy | 0.05%RG |
AC Current Output
| Range | 200mA, 1A, 5A, 20A, 60A(100A) optional; max 120A |
| Adjustment range | (0-120)%RG |
| Adjustment fineness | 0.01%RG, 0.1%RG, 1%RG, 10%RG as optional. |
| Stability | <0.01%/120s |
| Distortion | ≤0.2% (Non-capacitive load) |
| Output load | max 50VA |
| Accuracy | 0.05%RG |
Power Output
| Active power output stability | <0.01%RG/120s |
| Reactive power output stability | <0.02%RG/120s |
| Active power measuring accuracy | 0.05%RG |
| Reactive power measuring accuracy | 0.1%RG |
Phase Output
| Output adjustment range | 0°-359.999° |
| Output adjustment fineness | 10, 1, 0.1, 0.01 as optional. |
| Resolution | 0.01° |
| Accuracy | 0.05° |
Power Factor
| Adjustment range | -1 ~ 0 ~ 1 |
| Resolution | 0.0001 |
| Measurement accuracy | 0. 0005 |
| Resolution | |
| Measurement accuracy |
Frequency Output
| Adjustment range | 40Hz-70Hz |
| Output adjustment fineness | 5Hz, 1Hz, 0.1Hz, 0.01Hz as optional. |
| Resolution | 0.001Hz |
| Accuracy | 0.005Hz |
Voltage /Current/Harmonic Setting
| Harmonic number | 2-51times |
| Harmonic content | 0-40% |
| Harmonic phase | 0-359.99 |
| Harmonic setting accuracy | (10%±0.1%)RD(2) |
Power Energy Measurement Error
| Active power energy | 0.05%RG |
| Reactive power energy | 0.1%RG |
Electrical parameters - continued | |
Power Pulse Output | |
Power pulse type | active pulse, reactive pulse |
Active power pulse output | 5V, 10mA |
Power Pulse Input | |
Energy pulse type | support active and reactive pulse, the highest frequency power pulse input is 180K. |
Mechanical parameters | |
Dimensions (W×D×H) (mm) | 455x440x150 |
Weight (kg) | 12 |
(1) RG means range, the same as below; (2) RD means the setted harmonic content, harmonic can be a single output, also multiple output. | |
Features：
1. Able to test basic error, shunt running, start, standard error automatically and manually in single-step of single phase, according to relative regulation of energy meter.
2. Able to do change test caused by voltage influence, frequency influence and harmonic influence.
3. Output of power source is speedy and stable, AC current output can reach 120A in maximum. Voltage, current and phase angle can be adjusted in improving the flexibility of power source.
4. Frequency of each impulse input port can reach 40Hz.
5. 7-inch TFT color display touch screen, English menu, simple and convenient operation, commonly used functions and current basic load point can be controlled in one button.
6. As 0.05% single phase power source, output 2-51 harmonics.
7. Impulse port of each meter position, external polarity can be set randomly, able to adapt kWh meter of impulse cascade and common-anode.
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