INTRODUCTION
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MEWOI148H high-voltage Clamp leakage current sensor is designed specially for measuring high voltage Current , using the latest CT technology with automatic swap function,consist of a professional test clamp and a high-voltage insulating rod, The integration design, to ensure that the annual uninterrupted test is of high precision and high reliability, high stability. MEWOI148H high-voltage leakage clamp current transformer can be used for high voltage current test, high/low voltage ratio test, and online test current test which is below 60kV, by pressing or withdrawing the insulation rod can automatically clamp or withdraw the measured wire , safety for use and time saving. MEWOI148H is widely used in substations, power plants, industrial and mining enterprises and testing station, electrical maintenance department to carry out current detection and field electrical operation etc.. Insulation rod is light, features with moisture, high temperature resistance, impact resistance, bending resistance, high insulation, scalable and so on. |
TECHNICAL SPECIFICATION
| Functions | Detection of high and low voltage line leakage current, current ratio, harmonic current, phase, power, power, power factor etc. |
| Battery Bin | Can place in the 4pcs*AAA 1.5V alkaline dry battery, to provide power for the secondary development |
| Current Range | 0.0mA～1000A AC |
| Resolution | 0.1mA AC |
| Degree of Accuracy | ±1.0%FS |
| Turn Ratio | 1:4000 |
| Phase error | ≤3°(50Hz/60Hz；23℃±2℃) |
| Reference load | RL: 0～1a≤500Ω; 0～10a≤50Ω; 0～100a≤5Ω; 0～1000a≤0.5Ω |
| Weight | 230g |
| Size | L*W*H: 245*70*40mm |
| Clamp Size | φ48mm |
| Output mode | Current induction, coil tap output (S1, S2) |
| Detection method | Clamp CT |
| The output ends | 10cm, open the upper and lower covers can be connected |
| Electric interference | The external electric field 100A, is it is about 10mA when closed to 10mm |
| Current frequency | 45Hz ~ 60Hz (the measured current frequency) |
| frequency characteristic | 10Hz～100kHz |
| Line voltage | 65kV AC and below (to be connected to the corresponding level of the insulating rod) |
| Wire position | The tested wire Is located at the center of the Clamp |
| Working temperature and humidity | -20℃～50℃；80%rh and below |
| Storage temperature and humidity | -10℃～60℃；70%rh and below |
| Structure | Drip proof type Ⅱ |
| Insulation strength | 3700V/rms AC (between the core and the shell) |
| Suitable for safety | IEC1010-1, IEC1010-2-032, pollution grade 2, 600V III (CAT) |
| Accessories | Sensor*1pc |
SELECTION GUIDE
High Voltage Clamp Current Transformer
| Images | Line Voltage | Current Range | Resolution | Turn Ratio |
 MEWOI133H | 65KV and below | 0.00mA～600A AC | 0.01mA | 1:3200 |
 MEWOI148H | 65KV and below | 0.0mA～1000A AC | 0.1mA | 1:4000 |
 MEWOI168H | 65KV and below | 0.00mA～1000A AC | 0.01mA | 1:4000 |
TECHNICAL SPECIFICATION
| Functions | Detection of high and low voltage line leakage current, current ratio, harmonic current, phase, power, power, power factor etc. |
| Battery Bin | Can place in the 4pcs*AAA 1.5V alkaline dry battery, to provide power for the secondary development |
| Current Range | 0.0mA～600A AC |
| Resolution | 0.1mA AC |
| Degree of Accuracy | ±1.0%FS |
| Turn Ratio | 1:4000 |
| Phase error | ≤3°(50Hz/60Hz；23℃±2℃) |
| Reference load | RL: 0～1a≤500Ω; 0～10a≤50Ω; 0～100a≤5Ω; 0～1000a≤0.5Ω |
| Weight | 230g |
| Size | L*W*H: 245*70*40mm |
| Clamp Size | φ48mm |
| Output mode | Current induction, coil tap output (S1, S2) |
| Detection method | Clamp CT |
| The output ends | 10cm, open the upper and lower covers can be connected |
| Electric interference | The external electric field 100A, is it is about 10mA when closed to 10mm |
| Current frequency | 45Hz ~ 60Hz (the measured current frequency) |
| frequency characteristic | 10Hz～100kHz |
| Line voltage | 110kV AC and below (to be connected to the corresponding level of the insulating rod) |
| Wire position | The tested wire Is located at the center of the Clamp |
| Working temperature and humidity | -20℃～50℃；80%rh and below |
| Storage temperature and humidity | -10℃～60℃；70%rh and below |
| Structure | Drip proof type Ⅱ |
| Insulation strength | 3700V/rms AC (between the core and the shell) |
| Suitable for safety | IEC1010-1, IEC1010-2-032, pollution grade 2, 600V III (CAT) |
| Accessories | Sensor*1pc |