Power cable buried line short circuit leakage point locator detector/High and low voltage cable fault tester
KD-212L high and low voltage cable fault tester The system equipment is the R & D team according to the mixed line, broken line, closed fault, through the pipe, hardening road laying and other problems of the type, cleverly configured this set of system, instrument function with each other, complementary work, to meet different users, different occasions, different laying conditions of low voltage cable fault test.
Main feature
[KD-212L cable fault tester] uses time domain reflectometry (TDR) technology, fault waveform automatic spacing, simple and clear, convenient and pleasant to use; The whole machine adopts industrial control plastic chassis, small and delicate, easy to carry; The human-machine interface is friendly, even if non-professional personnel operate, you can still quickly get familiar with and use, efficient and accurate to complete the cable fault test.
Functional features:
1. It is used for the rapid test and related maintenance of various faults of low-voltage cables, including open circuit, short circuit, low resistance, dead ground and other fault types. It can realize the predetermined position, accurate fixed point of low-voltage cable faults, live or power off cable path query, and cable live or power off identification.
2. Can cooperate with high-voltage equipment to realize the traditional cable fault test of low-voltage pulse method, impact flashover method, speed measurement method.
3. Chinese operation software and user interface, sub-menu and text prompts to achieve human-machine interaction.
4. Industrial 8-inch color touch LCD display, Chinese operating software and user interface, submenu and text prompts to achieve human-computer interaction.
5. The global waveform and local waveform are displayed synchronously, which is convenient for overall analysis and detailed adjustment.
6. Built-in power supply, can be used for a long time in the environment without power supply.
7. Small size, light weight, easy to use, high failure detection success rate and test accuracy.
8. Stable performance in a variety of environments, does not crash, signal acquisition high-voltage protection measures are safe.
9. Built-in storage/retrieval function, which can easily save or retrieve data and waveform for re-analysis.
10. The test signal provides a variety of pulse width, no test blind area.
KD-2125 cable integrated detector (pipeline instrument) can detect, identify and measure the buried depth of underground cable lines (power outage/live) and metal pipelines. As well as street lamp cables, buried lines fault search, etc., but also can carry out underground live cable investigation. With its performance, flexible and convenient testing method, the equipment is widely used in power, telecommunications, water supply, heat, gas, petroleum, chemical industry, urban public utilities and other fields, and has become a common tool for construction, acceptance and pipe network survey. The product has a wide range of frequencies, through the configuration of high-power transmitter and simple operation of the digital receiver, the use of multi-frequency detection technology is very easy to operate, by selecting the best frequency, accurate underground pipeline positioning, help you quickly find buried underground telephone lines, optical cables, CATV, power lines, gas pipelines, water supply and drainage pipelines. The product has a high degree of automation, even if used by non-professionals, it can obtain professional detection effect, and plays an active role in improving the level of pipeline management in related industries in our country.
Power cable buried line short circuit leakage point locator detector/High and low voltage cable fault tester
Main functions:
1. Digital narrow-band filtering technology, strong anti-interference ability.
2. Continuous automatic impedance matching without manual intervention.
3. Multi-antenna, multi-channel, directly display the cable buried depth. 4. Current measurement is used to identify the target pipeline, and it is an effective method to identify the target pipeline in dense areas.
5. Large capacity lithium battery charging group to ensure longer working time, easy to use in the field.
6. Locate the 50Hz cable path.
7. Built-in ohmmeter can measure the loop resistance.
Instrument characteristics
1 Transmitter characteristics
1) With user-friendly software and Chinese menu. The key definition is simple and clear. The measurement method is simple and fast.
2) Constant power output and automatic matching to ensure the working state of the machine. Built-in insulation circuit resistance meter function, automatic measurement of metal pipeline to the ground and phase of the loop impedance, can help judge the insulation properties of metal pipeline.
3) Find the metal pipeline path success rate, test accuracy and test convenience.
4) The instrument has good data processing ability and friendly display interface
5) Built-in lithium battery power supply, can test the routing of metal pipelines in the environment without power supply, to ensure daily work. 2 Receiver Features
1) Portable and light, easy to use, rechargeable lithium battery power supply, one person can operate, simple to use.
2) Digital design, software control, stable and reliable performance.
3) The measured information is provided to the operator in three ways: the digital size, the length of the lifting grating and the speed of the sound, so that the test process is easy and free.
4) The receiver has functions such as power failure alarm and automatic shutdown protection.
5) The receiver can be connected to A word or the loss detection rod adopts the step voltage legal point.
6) The receiver can be equipped with recognition receiving coupling clamp for pipeline identification.
Sampling method |
low voltage pulse method, velocity measurement method (extended impact flashover method, multiple pulse method, etc.) |
Sampling rate |
200 MHz, 100 MHz, 80 MHz, 40 MHz, 20MHz, 10 MHz |
Pulse width |
0.05μs, 0.1μs, 0.2μs, 0.5μs, 1μs, 2μs, 8μs |
Wave speed setting |
cross-linked ethylene, polyvinyl chloride, oil-impregnated paper, non-dripping oil and unknown type self-setting |
Impact high voltage |
35kV and below |
Test distance |
< 60km, blind area ≤1m |
Resolution |
1m |
Test accuracy |
1m |
Display mode |
Industrial 8-inch color touch LCD screen |
Operation mode: |
touch screen operation, physical knob operation |
Analysis Settings |
scroll, zoom, save, call out, wave shift and other functions |
Power supply |
built-in battery power supply |
Continuous operation |
≥8h (can also use external power supply), charging power AC220V±10% |
Storage function |
With data storage function, can store a large number of field waveform and data, and real-time call out for use |
Waveform analysis |
The high-resistance fault waveform is only the short-circuit fault waveform characteristic of the low-voltage pulse method, which is easy to analyze the card position |
Waveform processing |
The measured fault point waveform and the full-length open-circuit waveform of the good phase can be displayed on the screen at the same time for comparison and superposition comparison, and the fault distance can be automatically judged
|
Overall dimensions |
length 270mm× width 220mm× height 150mm |
Weight |
3.2kg |
KD-2125 cable integrated detector Technical parameters Transmitter
The output frequency |
low frequency, intermediate frequency, high frequency, radio frequency (491 hz and 982 hz, 8.44 kHz, 9.82 kHz, 35 kHz, 82 kHz, 83 kHz; identify composite frequency 2 ~ 4 kHz. |
Output mode: |
direct connection, induction, coupling |
Clock accuracy |
≤50ns |
Output power |
with the matching load 1 ~ 10W automatic adjustment, resistance is 5-25000Ω |
LCD display: |
automatic backlighting, graphic display output energy, digital display output power/current/voltage and loop resistance, operating mode, self-check state, load resistance, voltage, SS intelligent identification signal, four-way navigation key, menu selection, voltage alarm, SS intelligent identification signal, volume, external power/charging state, etc |
Operation mode |
Softkey |
Output power |
≥10W |
Battery model and life |
18650 lithium battery charging set, maximum power continuous output time > 8h |
Overheat and overcurrent |
automatic protection |
Battery status |
graphical display |
Caliper diameter |
175mm |
Charger |
AC 100 ~ 240V, 50 ~ 60Hz |
Volume |
277 mm × 227 mm × 153 mm |
Weight |
2.8kg |
receiver
Active frequency |
low frequency, intermediate frequency, high frequency, radio frequency and power frequency (491 hz and 982 hz, 8.44 kHz, 9.82 kHz, 35 kHz to 82 kHz, 83 kHz; identify composite frequency 2 ~ 4 kHz); Depth with left/right direction indication |
Passive frequency |
50/60Hz,100Hz,120Hz,RF14 ~ 21kHz; Display without depth and left/right direction |
Test range |
0 ~ 10 m |
Clock accuracy |
≤50ns |
Depth range |
0 ~ 20m, 45 degrees sounding, 80% sounding |
Sounding accuracy |
±2.5%+5 cm (0 ~ 2m) (related to the site environment, the shape of non-concentric lines, the distribution of adjacent pipelines, etc.) |
Sound indication |
frequency modulation tone with signal strength changes, divided into 4 levels of size |
Signal strength indicator |
CD display, sound prompt |
Signal strength |
bar chart, digital range 0 ~ 999 |
Gain dynamic range |
100 dB, automatic and manual adjustment |
Compass direction indication |
left and right to automatically indicate the target pipeline position |
LCD display |
VGA high brightness LED, support strong sunlight, backlight lighting, to ensure normal work at night |
Operation mode |
Softkey |
Display content |
signal strength, depth, current, frequency, battery status, SS intelligent signal recognition indicator, GC compass guidance indicator, DA signal distortion warning, left/right positioning guidance arrow, signal gain, volume |
Live identification |
SS intelligent signal identification indicator, GC compass guidance indicator, DA signal distortion warning |
Communication method |
Bluetooth wireless communication |
Battery model and working time |
18650 lithium battery charging group, continuous working > 12h |
Battery status |
continuous power graphic display |
Volume |
650mm × 32mm × 110mm |
Weight |
1.6kg |