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.
Các thông số kỹ thuật
| The longest testing distance | 15km (100km for the open-wire line) |
| Testing .dead zone | 1 mét |
| Resolution of reading | 1 mét |
| Power dissipation | 5VA |
| nhiệt độ môi trường | 0℃~+40℃ |
| terminal temperature | -10℃~+50℃ |
| relative humility | 20-90%RH |
| Kích thước | 275×220×160mm3 |
| Weigh | 1.8kg |
Pathfinders
| chế độ hoạt động | Đầu ra - tín hiệu sóng vuông không liên tục tần số cố định |
| Công suất ra | Pomax ≥100W |
| Trở kháng đầu ra | 1Ω-∞ |
| Tần số tín hiệu đầu ra | 16kHz |
| Biên độ tín hiệu đầu ra | 15V-340V |
| Nguồn cấp cho máy phát Pathfinder | AC220V±10℅ |
Fault locator
| Lỗi đo thô | Ít hơn 10% |
| Lỗi điểm cố định | <±10cm |
| Tăng kênh điện từ | >110dB (300.000 lần) |
| Độ nhạy thu kênh điện từ | <5μV |
| Khuếch đại âm thanh kênh âm thanh | <120dB (1 million times when the signal-to-noise ratio is 4:1) |
| Từ chối tần số nguồn 50Hz | >40dB (100 lần) |
| Sự tiêu thụ năng lượng | <120mA (0.7W) |
| Phát hiện độ sâu chôn | ≦3m |
