Product Overview
The reliable operation of communication and power transmission systems depends entirely on the integrity of cable circuits. Once a circuit failure occurs, failure to conduct timely and accurate fault diagnosis and repair will inevitably lead to significant economic losses and adverse social impacts. Therefore, electric fault measuring and testing instruments play a vital role in maintaining system stability.
The Intelligent Cable Fault Tester employs multiple testing methodologies, integrates the most advanced electronic components, and utilizes cutting-edge computer and specialized electronic technologies. Building upon our company's extensive experience in the research and development of cable fault testing instruments, this device represents a highly technological, intelligent, and feature-rich solution.
As a fully integrated testing system, our cable fault detector is capable of identifying a wide range of faults, including:
High-resistance flashover faults
High- and low-resistance grounding faults
Short circuits, open circuits, and poor contact
When used in conjunction with acoustic or electromagnetic locating instruments, it can accurately pinpoint the exact fault location. This instrument is especially suitable for testing various types of power cables and communication cables.
Технические характеристики
| The longest testing distance | 15km (100km for the open-wire line) |
| Testing .dead zone | 1 м |
| Resolution of reading | 1 м |
| Power dissipation | 5VA |
| температура окружающей среды | 0℃~+40℃ |
| terminal temperature | -10℃~+50℃ |
| relative humility | 20-90%RH |
| Измерение | 275×220×160mm3 |
| Weigh | 1.8kg |
Pathfinders
| режим работы | Выход – прерывистый прямоугольный сигнал фиксированной частоты. |
| Выходная мощность | Помакс≥100 Вт |
| Выходное сопротивление | 1Ω-∞ |
| Частота выходного сигнала | 16 кГц |
| Амплитуда выходного сигнала | 15В-340В |
| Источник питания передатчика Pathfinder | 220 В переменного тока±10℅ |
Fault locator
| Грубая погрешность измерения | Менее 10% |
| Ошибка фиксированной точки | <±10cm |
| Усиление электромагнитного канала | >110 дБ (300 000 раз) |
| Чувствительность приемника электромагнитного канала | <5μV |
| Усиление аудиоусилителя звукового канала | <120dB (1 million times when the signal-to-noise ratio is 4:1) |
| 50 Гц Подавление частоты питания | >40 дБ (100 раз) |
| Потребляемая мощность | <120mA (0.7W) |
| Обнаружение глубины погружения | ≦3 м |
