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| After-sales Service: | Yes |
| Warranty: | 1 Year |
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1. Reference Conditions and Operating Conditions
| Influence Quantity | Reference Condition | Operating Condition | Remarks |
|---|---|---|---|
| Ambient Temperature | 23ºC±1ºC | -10ºC~40ºC | / |
| Ambient Humidity | 40%~60% | <80% | / |
| Signal Waveform | Sine Wave | Sine Wave | β=0.01 |
| Signal Frequency | 50Hz±1Hz | 45Hz~65Hz | / |
| Meter Operating Voltage | 7.4V±0.5V | 7.4V±1V | / |
| Current Amplitude (Phase, Frequency, Sequence) | 1A±0.1A | 1mA~30A | / |
| Voltage Amplitude (Phase, Frequency, Sequence) | 100V±10V | 1V~600V | / |
| Current Amplitude (Power, Power Factor) | 1A±0.1A | 10mA~30A | / |
| Voltage Amplitude (Power, Power Factor) | 100V±10V | 10V~600V | / |
| External Electric/Magnetic Fields | Should be avoided | ||
| Conductor Position | Conductor should be approximately at the geometric center of the clamp jaw | ||
2. General Specifications
| Item | Specification Description |
|---|---|
| Functions | Simultaneously measures current, voltage, phase, frequency, phase sequence, active power, reactive power, apparent power, power factor, and vector sum of current in three-phase 380V/220V power systems. Identifies transformer wiring groups, inductive/capacitive circuits. Tests secondary circuits and busbar protection systems. Reads phase relationships between CT groups in differential protection. Checks watt-hour meter wiring correctness. Inspects line equipment. |
| Power Supply | DC 7.4V, 3000mAh rechargeable Li-ion battery, USB charging port. Approx. 10 hours continuous operation when fully charged. |
| Rated Current | Approx. 180mA Max |
| Display Mode | 3.5-inch TFT-LCD display |
| Dimensions (H×W×D) | 207mm×101mm×45mm |
| Clamp Jaw Size | φ7.5mm×13mm |
| Sampling Rate | Approx. 3 times/second |
| Ranges | AC Voltage: 0.00V~600V |
| AC Current: 0.0mA~30A | |
| Phase: 0.0°~360.0° | |
| Frequency: 45.00Hz~65.00Hz | |
| Active Power: 0.0W~12kW | |
| Reactive Power: 0.0VAR~12kVAR | |
| Apparent Power: 0.0VA~12kVA | |
| Power Factor: -1~+1 | |
| Vector Sum of Current: 0mA~60A | |
| Resolution | Voltage: AC 0.01V |
| Current: AC 0.1mA | |
| Phase: 0.1° | |
| Frequency: 0.01Hz | |
| Active Power: 0.1W | |
| Reactive Power: 0.1VAR | |
| Apparent Power: 0.1VA | |
| Power Factor: 0.001 | |
| Vector Sum of Current: 1mA | |
| Accuracy (Reference Conditions) |
Voltage: ±(0.5% of range) |
| Current: ±(0.5% of range) | |
| Phase: ±1° (Operating condition error: ±3° for 10mA~30A; ±5° below 10mA; For current phase accuracy below 5mA, do not measure voltage. For voltage-current phase test, voltage ≥5V and current ≥5mA required for accuracy.) | |
| Active Power: ±(1.0% of range) | |
| Reactive Power: ±(1.0% of range) | |
| Apparent Power: ±(1.0% of range) | |
| Frequency: ±(1.0% of range) | |
| Power Factor: ±0.03 | |
| Phase Sequence |
Positive Sequence: U1, U2, U3 or I1, I2, I3 cursors flash sequentially left to right. |
| Negative Sequence: U1, U2, U3 or I1, I2, I3 cursors flash sequentially right to left. | |
| Detection Rate | Approx. 2 seconds/time |
| Data Hold | Press HOLD key to hold data, "HD" symbol displayed. |
| Data Storage | 99 groups |
| Charging Port | USB charging port |
| Auto Power Off | Powers off automatically after approx. 15 minutes of inactivity to save battery. |
| Backlight | Yes, adjustable brightness. |
| Voltage Detection | Low battery symbol displayed when voltage is low, prompting charging. Auto power off within 10s. |
| Weight |
Host: Approx. 447g (with battery) |
| Current Clamps: Approx. 178g×3 | |
| Test Leads: Approx. 162g×2 | |
| Total Weight: Approx. 1.221kg | |
| Test Lead Length | 1.5m |
| Current Clamp Cable Length | 2m |
| Operating Temp. & Humidity | -10ºC~40ºC; <80% RH |
| Storage Temp. & Humidity | -10ºC~60ºC; <70% RH |
| Input Impedance | Test Voltage Input Impedance: 1MΩ |
| Withstanding Voltage | Withstands 1000V/50Hz sine wave AC voltage between circuit and case for 1 minute. |
| Insulation Resistance | ≥100MΩ between circuit and insulated case. |
| Construction | Double insulation, with insulated anti-vibration protective cover. |
| Safety Compliance | IEC61010-1 CAT III 600V, IEC61010-031, IEC61326, Pollution Degree 2 |
VI. Packing List
| Item | Quantity |
|---|---|
| Host Unit | 1 pc |
| Carrying Case | 1 pc |
| Current Clamp | 3 pcs |
| Test Lead | 4 pcs (Yellow, Green, Red, Black, 1 each) |
| 8.4V 1A Charger | 1 pc |
| Li-ion Battery | 1 pc (installed in the meter) |
| Manual, Warranty Card, Certificate | 1 set |
Wuhan Huadian High-tech Electrical Equipment Co.,Ltd(Huadian Hi-Tech), established in 2007, is specialized in R&D, production, sales, and technical services for high-voltage test equipment, power metering instrument and transformer substation detection system, while delivering professional comprehensive one-stop electrical testing solutions.
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