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| Warranty: | 12 Month |
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Low and medium voltage cable fault locator set

★ Uniform high-voltage pulse output with stepless adjustable control;
★ Real-time and accurate high-voltage side metering, avoiding unknown safety risks associated with capacitor charge storage;
★ Dual 2.5-level pointer meter display for current and voltage, intuitive, clear, simple, and reliable, providing a clear view of the impulse discharge process;
★ Offers DC, periodic pulse, and single pulse output functions to adapt to different working requirements, adjustable via a knob.
★ During periodic pulse discharge, the discharge interval can be selected in three ranges: 3S, 6S, and 9S, adapting to different application scenarios;
★ Synchronous switching function for three voltage ranges and capacitance, adapting to pulse discharge tests of various voltage levels and fault resistance values, maximizing the utilization of discharge energy;
★ Zero-position start protection function: High-voltage output is prevented from starting unless the device is rotated to the zero position, ensuring safety and reliability;
★ Grounding status detection function: Avoids safety risks associated with poor or ungrounded grounding of personnel/equipment;
★ Over-temperature detection function: Alarms when the internal temperature is too high;
★ Overload protection and recovery function: Prevents internal component burnout caused by overload due to operational errors;
★ Unique high-voltage measurement design and high-power discharge module: Automatically discharges the internal capacitor and test sample charge when the device is stopped;
★ Internally installed high-precision test cable fault sampling waveform sampling module;
★ User-friendly trolley design for easy movement;
| Impulse High Voltage | 0~10kV, 0~20kV, 0~40kV (3-level adjustment) |
| High Voltage Side Current | 0~350mA/175mA/87mA |
| High Voltage Accuracy | Class 2.5 |
| Built-in Capacitor | 80μF/10kV, 20μF/20kV, 5μF/40kV (3-level adjustment) |
| Impulse Energy | 4000J for all three levels |
| Impulse Pulse Width | ≥0.2uS |
| Output Voltage Polarity | Negative |
| Grounding Detection | Test Voltage: AC15V Test Current: 1A Three states: Green light R<100Ω; 100Ω<R Yellow light<200Ω; R Red light>200Ω |
| Impulse Period | 3 seconds/6 seconds/9 seconds (3-level selection), manual impulse control available |
| Overcurrent Protection | 9A (greater than 5S) low voltage side |
| Temperature Protection | Over-temperature alarm at 65ºC, over-temperature protection at 105ºC |
| Maximum Power | 3500W |
| Dimensions | 740L×520W×880H |
| Weight | Not exceeding 130kg |
| Operating Power Supply | AC 220V±10% 50Hz±2Hz |
| Ambient Temperature | -25~+65ºC |
| Sampling frequency | 1MHz~400MHz |
| Low voltage pulse amplitude | 300V±15% |
| Ranging range | ≥120km |
| Test range | 100m/300m/500m/1km/3km/5km/10km/25km/50km/100km |
| Pulse width | 0.15uS/0.30uS/0.60uS/1.20uS/2.4uS/5.0uS/7.5uS/10uS |
| Minimum resolution | 0.07m |
| Test blind area | ≤10m |
| Impedance | About 50Ω |
| Measurement error | ≤±(0.5%×L+1m), L is the cable length |
| Power supply mode | charging AC110V~240V, 50Hz/60Hz |
| Pulse coupler withstand voltage | DC 35kV |
| Volume and weight | L358mm×W284mm×H168mm-4.7kg |
| Working conditions | Temperature -20ºC~+65ºC, relative humidity 90%, atmospheric pressure 750±30mmHg |







