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Underground cable fault pre locator
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Underground cable fault pre locator

Underground cable fault pre locator

Model number: DGC-3H
An important test tool for line maintenance of wired communication cables and power transmission cables, suitable for various cables with metal conductors (pair, shield, shield).
Product Introduction

The cable fault pre locator adopts an industrial-grade 12. 1-inch touch all-in-one computer and a simple operating software interface to realize human-computer interaction testing. Using industrial-grade integrated circuits and devices, built with a large-capacity lithium-ion battery, stable and reliable, and easy to use.
This cable fault pre locator is a special instrument for measuring and analyzing power cable status and fault distance. This cable fault pre locator adopts the combination of modern electronic technology and computer technology to realize signal filtering, acquisition, data processing, graphic display, and graphic analysis, to complete Cable speed measurement, cable length testing, and testing of cable fault distances.
This cable fault pre locator is suitable for low-resistance, short-circuit, open-circuit, and disconnection faults of power cables, high-frequency coaxial cables, street light cables, and buried wires of various materials with different sections and different media, as well as high-resistance leakage and high-resistance flashing. network failure. 

Product Parameter

• Sampling frequency:400MHz;

• Low voltage pulse amplitude:400V •Minimum resolution:0. 1m;

•Low voltage pulse width:0.25uS/2uS/4uS; •Test blind spot:≤10m;
•Ranging range: ≥68km;

•Measurement error:≤±(0.5%×L+1m),L is the cable length;

• There are three types of test cable lengths: <1km (short distance); <3km (medium distance); >3km (longdistance),

• Pulse coupler withstand voltage: DC 35kV;

• Power supply mode: charging AC110V~240V, 50Hz/60Hz; Built-in 10400mAH lithium battery power supply;

• Working conditions: temperature -20℃ ~ +65℃, relative humidity 90%, atmospheric pressure 750±30mmHg;

• Volume and weight: Cable fault pre locator 430×380×220mm-10kg; Pulse coupler 430×380×220mm-10kg.

Product Feature And Application

• 12.1-inch industrial-grade computer control, touch operation mode;

• XP operating system, convenient operation mode;

• It has the functions of measuring wave speed and fault distance;

• Fully automatic continuous sampling, waveform capture is timely and accurate;

• The instrument adopts the latest technology of an embedded industrial computer and the

world's most advanced "eight pulse method" (multiple pulse method) test technology, and also has ashock high voltage flashover method and low voltage pulse method;

• Any high-resistance fault presents the simplest waveform characteristics similar to the low-voltage pulse short-circuit fault, which is very easy to interpret.

• With user-friendly software and afull Chinese menu and on-screen touch key operation. Button definition is Simple and clear. The measurement method is simple and fast;
• The fault detection success rate, test accuracy, and test convenience are better than any domestic testing equipment;

• The ultra-high brightness and large LCD screen are used as a display terminal, which can clearly observe the screen waveform in the environment of direct sunlight. The instrument has apowerful data processing capability and afriendly display interface;

• The reflected signal sent by the pulse coupler is automatically displayed, and the full-length waveform of the cable open circuit is displayed at the same time. It makes the representation of the fault characteristic waveform extremely simple. There is only one high-resistance fault waveform, that is, the short-circuit fault waveform, similar to the low-voltage pulse method, which automatically displays the fault distance;

• It has the function of storing massive test waveforms: the waveforms tested on the spot can be conveniently stored in the instrument in the specified order, and can be called and observed at any time;

• With standard USB interface;

• Simple operation and high reliability. Has a very high cost performance;

• Built-in polymer lithium battery power supply, which can test cable open circuit and low resistance short circuit fault in no power supply environment.

Accessory

•Cable fault tester: a unit that tests and analyzes cables by using alow-voltage pulse

method, high-voltage flashover method and multiple pulse method; •Coupler: used in the multiplepulse method;

•Stylus: easy to operate and touch the integrated screen, precise positioning and selection of the display area;

•Output line (1.5m single Q line): connect the cable fault tester and the tested cable in the low-voltage pulse test method;

•Input line (2m double Q line): connect the cable fault tester and the sampler in the high-voltage flashover test method;

•Sampler: In the high-voltage flashover method, it receives the signal reflected from the high-voltage signal to the sampling ground;
•Power cord(1.8m): cable fault tester charging cable;

•Coupler high-voltage line A (2m): Connects the coupler and the cable under test in the multiple pulse method. It can only be plugged in and out during wiring, and cannot be rotated or twisted;

• Coupler high-voltage line B (2m): Connects the coupler and the high-voltage pulse signal source in the multiple pulse method. It can only be plugged in and out during wiring, and cannot be rotated or twisted;

•Ground wire (2.5m): Coupler ground wire;

Instrument composition list and diagram
NameQty.PhotoNameQty.Photo
Cable fault tester1Coupler1
Stylus1Double Q line1
Single Q line1Power cord1
Sampler1Couplerhigh-voltageline A1
Ground wire1Couplerhigh-voltageline B1

 

 

About Us

 

 

 

Wuhan Huayi Electric Power Technology Co., Ltd

 

HUAYI is a professional manufacturer in China that researches and manufactures electric testing equipment. Established in 2005, the company is one of the earliest manufacturers of high-voltage testers in China. HUAYI insists on developing and marketing its products independently and makes efforts to improve product quality, reduce costs, and enhance efficiency.
HUAYI is committed to preventative, maintenance, troubleshooting, and commissioning. With ISO-certified professional engineering support and Satisfactory customer service, our brand has been recognized and supported by a wide range of users.

 
01
 

large enterprise scale

Efficient and precise processing and testing equipment. We have our factory, engineers, and service team.

 
02
 

Standardized Production

Passed ISO9001 certification and obtained relevant patent certificates.

 
03
 

High-Quality Customized Services

No intermediate links, providing one-stop service from design, processing, mold trial to mass production.

company

 

 

Our certification

 

Certificates -2

 

 

Our engineering team

 

test onsite

 

Customers visiting

 

customer visit

 

Our workshop

 

factory

Our Service

Create a comprehensive solution for customers

01

Pre-sale service

Conduct product consultation, product promotion, and marketing activities, and provide technical support for customer needs.

02

Delivery service

Packing with wooden cases, provide different solutions of shipping way, accept different payment way. Save shipping cost and make sure the products arrive well.

03

After-sales service

Installation and commissioning of specific products; Respond to consumer questions, answer consumer inquiries, and deal with consumer comments.

packing
 

FAQ

 

1. Delivery: Fast delivery and Flexible mode of transportation
2. Payment: Choose payment terms and a convenient payment method
3. Sales service: 24-hour online contact, choose the right model of equipment according to your request, give the best offer, andsupport customization
4. Warranty period: All machine quality guarantees for one year, and lifetime technical support for you. Online response to customers' technical problems.

 

How To Cooperate With Us?

Please get in touch with us if you have any questions about products, prices, technology solutions, or services. We will always be with you.

Our address

Gaoxin 4th Road, No.40, Wuhan City, China

Phone Number

(86)-18062012971/+8618064115448 WhatsApp

E-mail

sales@sinohipot.com/ tina@sinohipot.com

HUAYI
220KV GIS 2
One-stop high voltage test equipment Factory in China

 Send your inquiry about test equipment to us and experience the professional solutions it can have on your business or brand. With our technology solutions and products, you can elevate your products, captivate your customers, and unlock new opportunities for growth and success in the electric industy.

 

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