Description
Overview
GAOTek underground cable fault location system is a new generation of portable cable designed and manufactured by our company according to user requirements and considered from the field fault test instrument. It adheres to our consistent high-tech, high-precision, high-quality purposes, to raise the level of cable testing to a new level.
Features
- It can test faults safely, rapidly and accurately
- The instrument uses a high-speed data sampling method
- The waveform and data can be stored and tuned out
- it can show the dual trace
- it can compare the fault waveform with normal waveform
Technical Specifications
The Longest Testing Distance | 19.883 mi (32 km) |
Accuracy | ±1% |
Sampling Rate | 25 MHz |
Power Supply | AC or DC power supply inside machine; AC 220 V ±10% |
Display | 320 pixels x 240 pixels LCD liquid crystal with backlight display |
Dimension | 19.69 in x 11.81 in x 7.68 in (500 mm x 300 mm x 195 mm) |
Testing Dead Zone | 3.280 ft to 9.842 ft (1 m to 3 m) |
Sampling Rate | 25 MHz |
Display Resolution | V/164.041 ft (50 m), V is the propagation speed m/μs |
Farthest Test Distance | 9.320 mi (15Km) |
Detection Blind Area | 3.280 ft (1 m) |
Data-reading Resolution | 3.280 ft (1 m) |
Power Dissipation | 5 VA |
Conditions Of Use | Ambient temperature 32 °F to 104 °F (0 ℃ to + 40 ℃)Limit temperature 14 °F to 122 °F (-10 ℃ to + 50 ℃) |
Relative Humidity | 104 °F (40 ℃) (20 % to 90 %) RH |
Atmospheric Pressure | 12.473 psi to 15.374 psi (86 Kpa to 106 Kpa) |
Display Resolution | V/ 164.04 ft (50 m), V is the propagation speed m/μs |
Test Of Power Cables (Voltage 1KV ~ 35KV) | can test various types of power cables (voltage 1 KV to 35 KV) and telephone cable, FM communication cables, coaxiales cables, and the short circuit on the metal overhead cables, grounding, high resistance leakage, high impedance fault flash-over ,cables disconnection, and poor contact fault. |
Pathfinder Technical Specifications | |
Operation Mode | Output – fixed frequency intermittent square wave signal |
Output Power | Pomax ≥ 100 W |
Output Impedance | 1 Ω to ∞ |
Output Signal Frequency | 16 kHz |
Output Signal Amplitude | 15 V to 340 V |
Pathfinder Transmitter Power Supply | AC 220 V ±10 % |
Fault Locator Technical Specifications | |
Rough Measurement Error | Less than 10% |
Fixed-point Error | <±3.937 in (10 cm) |
Electromagnetic Channel Gain | >110 dB (300,000 times) |
Electromagnetic Channel Receiver Sensitivity | <5 μV |
Sound Channel Audio Amplifier Gain | <120 dB (1 million times when the signal-to-noise ratio is 4:1) |
50 Hz Power Frequency Rejection | >40 dB (100 times) |
Power Consumption | <120 mA (0.7 W) |
Buried Depth Detection | equal or less than 9.84 ft (3 m) |
Volume | 10.826 in x 8.661 in x 6.299 in (275 mm × 220 mm × 160 mm) |
Weight | 7.93 lb (1.8 kg) |