| Customization: | Available |
|---|---|
| After-sales Service: | Yes |
| Warranty: | 1 Years |
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I.Introduction
| Details : | |
| ² Accuracy classes: 0.05%, 0.1% ² Measurement of energy meter errors, display of voltage, current, power, power factor, frequency etc. ² Measurement of harmonics of 2nd to 51st ² Measurement of clock error (of energy meter) ² Measurement of transformation ratio for CT ² Communication examination for energy meters ² Measurement for register ² Detection of wiring failures and calculation of electricity compensation ² USB and communication ports available ² Self adjusted clamp-on CT's (KHPEC's patent) provided ² Double of power supply via lithium battery or PT |
| General | |||
| Power supply | AC57~450V, 50~60Hz | ||
| Power consumption | About 10VA | ||
| Ambient temperature | -20ºC--+40ºC (accuracyassured) | ||
| Relative humidity (not condensing) | 40%-95% | ||
| Dimension(L×W×H, mm) | 249×154×58 | ||
| Weight | 1.8Kg | ||
| Warm-up time | < 3 minutes | ||
| Battery endurance | 4 hours | ||
| LCD color display | 5.7", 320×240 TFT | ||
| Communication port | RS 232 | ||
| Safety | |||
| Declaration of conformity | CE conformed | ||
| Operation reference | |||
| Measuring ranges | |||
| Voltage | AC 30~480V | ||
| Current: |
Direct connection-1A, 5A Via clamp-on CT's: 5A, 20A(±0.2%, self adjusted), 100A, 500A, 1000A(±0.5%) |
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| Frequency | 45~65Hz | ||
| Phase | -180 º ~+180º | ||
| Constant of pulse | 5A: FL=3.6×104P/KWh FH=3.6×107P/KWh Others:FL=36000×5/rated current (P/KWh) FH=3.6×107×5/ rated current (P/KWh) |
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| Harmonic measurement | Range: 2nd ~51st Accuracy: ±0.01% (compared to 100% fundamental wave) |
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| Transformation ratio deviation | < ±0.5% | ||
| Voltage deviation | < ±0.01% | ||
| Frequency deviation | < ±0.01%(45-55Hz) | ||
| Influence of temperature | < ±5ppm/ ºC(typical) | ||
| Variation in 24hrs. | <±0.02% (class 0.1) | <±0.01% (class 0.05) | |
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