0-8KV 0-16KV 0-32KV Cable fault location system

0-8KV 0-16KV 0-32KV Cable fault location system

I.Function

Detect main insulation faults of power cables of voltage class up to32kV ; calibrate cable length; accurately detect cable burial direction and depth.

II. Configuration

III.Main Technical data

1) Windows operating system, touch operation mode, wireless expert online guidance, scientific cable management, real-time report generation; 10 pulse 10 flashover superposition analysis; built-in operation instructions, cable data, measured cases.

2) System function: fault distance measurement, fault point location, propagation speed test, cable path search, buried depth detection, etc.

3) Test methods: low-voltage pulse, flashover method, audio method, acoustic-magnetic synchronization method, valley method, peak method, electromagnetic induction method, etc.;

4) Display control: Flash tester: 8-inch industrial-grade one-machine control, built-in 12V/7Ah DC power supply, can work continuously for 8 hours; other is controlled by single-chip microcomputer, pointer table display;

IV Introduction of every part

1.TDR

Introduction

Windows operating system, touch operation mode, wireless expert online guidance, scientific cable management, real-time report generation; 10 pulse 10 flashover wave superposition analysis; built-in operation instructions, cable data, measured cases, etc.;

With ranging, speed measurement, cable management and other

Functions

100MHz sampling frequency, minimum resolution 0.5m (100m/us)

Fully automatic continuous sampling, never miss any discharge waveform;

Test method: flashover method, low pressure pulse method, multiple waveform analysis method

Main Specifications:

2. PinpointerMC-33

Usage: Work with High voltage generator to determine the exact location of the fault point, that is, to complete the precise positioning task within the rough measurement range of the cable fault point.

Consist of :

Host machine,acoustic and electromagnetic synchronous sensor, anti-noise headphone and charger

Function and index

1) Acoustic waves and electromagnetic waves generated when the fault point is discharged can be synchronously received to determine the position of the cable fault point.

2) acoustic and magnetic synchronous pin-point function

Acoustic signal band: center frequency 400Hz,,Band depth:200Hz

Signal:80dB

Pin-point accuracy:0.1m

• power supply

Battery: in-built lithium battery, nominal voltage:7.4V, capacity:3000AH

Consumption:300mA,,Continuously work time >9 hours

4)display: 320 X 240 LCD

5)Work condition: temperature: -10℃－40℃, humidity:5-90％RH,Latitude<4500m

• Cable route tracer

Usage: Cable path meter is a special instrument for accurately detecting the position and depth of buried cable in a certain range; path detection is completed by the path signal generator and path signal receiver (cable fault fixed point meter); The cooperation between the two uses the operation to accurately locate the cable path within the approximate cable embedding range.

Main composition

Path detection is mainly composed of path signal generator and receiver

Index parameter

4. High voltage generator

The device integrates a DC high-voltage source, a storage capacitor, a discharge ball device, an automatic discharge device, and a cable fault tester into a cart-type high-end experimental instrument. The device completely solves the problems of convenience, portability, safety and reliability of the traditional experimental device.

The instrument adopts high-precision, high-stability special high-voltage electronic components and high-frequency high-voltage technology to make the whole structure simple. In order to preserve the habit of using the transformer and the operating box to generate DC high voltage, the pulse generator adopts the humanized design operation mode and integrates the micro reliable circuit design. Safe and reliable, visually intuitive. Really impact the impact of not bad, but also has automatic timing impact, manual impact and pressure resistance. It is the most humanized trolley type DC impact high voltage equipment in China. It is the ideal product for our power cable fault detection.

1) the main performance characteristics:

★ High voltage pulse output is uniform and controllable;

★ With a current and voltage double 1.5 level pointer display, intuitive and clear, the impact discharge process is clear at a glance;

★ High-voltage side voltage measurement, accurate in real time;

★ With zero start protection, safe and reliable;

★ Unique high-voltage measurement design, in the stop state, will automatically discharge the internal capacitance of the device;

★ The discharge time can be selected between timing and manual mode;

★ With DC withstand voltage function;

★ Internally installed high-precision test cable fault sampling waveform module;

★ User-friendly design trolley for easy movement.

• the main technical indicators: