Cable Fault Locator Cable Testing Equipment

RDCD-ⅠCable Fault Test System

The cable fault location system consists of RDCD-750 cable fault locator, RDCD-650 cable test high voltage signal generator, RDCD-850 cable fault locator and RDCD-3900 intelligent underground pipeline detector. 

The characteristics and parameters of each unit are as follows:

1. RDCD-750 Cable Fault Locator

RDCD-750 Cable Fault Locator is used for power cable main insulation fault location (prepositioning). Support TDR, ICM, MIM, solve low resistance, high resistance, flashover fault location.

1)   Functional features:

• l  Multi range positioning method:

Small current impulse method is suitable for small resistance fault location; impulse current method is suitable for high resistance fault and breakdown fault; multi pulse method is suitable for small resistance fault location

• 400MHz real time sampling

• Touch screen and key operation

• Large screen color LED, friendly interface

• 7-inch LED display, 160 ° viewing angle, 750cd / m2 bright in the sun

• Waveform storage and PC communication

Special software management is used for software upgrade, backup and recovery in the device. It supports connection with PC or laptop and internal storage of waveform.

• Power management

If it doesn't work within 2 minutes, the backlight will be weakened, and if it doesn't work within 10 minutes, the power will be cut off. Built in polymer lithium-ion battery, working time can reach 7 hours each time.

2)   Equipment parameters：

2. RDCD-650 Cable Test High Voltage Signal Generator

RDCD-650 Cable Test High Voltage Signal Generator provides high voltage signal source for power cable fault location and precise location. This equipment uses modern power electronic technology, high frequency and high voltage power supply design, small size, light weight. This equipment needs to be used with the power cable fault locator and cable fault locator series products produced by our company.

1)    Functional features：

• Integrated design, compact structure, small size, light weight.

• Multiple seed models are available for different test requirements.

• Imported safety box structure, beautiful appearance, easy to move.

• The energy storage capacitor is built in, without high voltage exposure, safe and reliable.

• The high voltage output is directly connected to the fault cable, so the operation is safe and the wiring is simple.

• Built in high-power switching power supply, capacitor charging fast, short discharge cycle, fast fault point.

• Multiple safety protection, high voltage zero start, automatically release high voltage capacitor energy storage after power failure.

• With single, cycle and DC three working modes, to adapt to a variety of fault testing requirements.

• The output voltage is adjustable, the LED display response speed is fast, and the capacitor discharge state is clear at a glance.

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2)   Equipment parameters：

3. RDCD-850 Cable Fault Locator

RDCD-850 Cable Fault Locator, used with high voltage signal generator, is a portable and intelligent power cable fault locator.

1)   Functional features：

• Background noise reduction technology can effectively filter out the environmental interference noise and highlight the discharge sound at fault location.

• The intelligent fixed-point method can directly give the acoustic magnetic delay value through the intelligent algorithm, which reduces the requirements for testers.

• Automatic mute function, automatic mute when moving the sensor, avoid the noise of the mobile sensor and damage the ear.

• The function of the electronic compass shows the direction and direction of the cable laying. Simultaneous interpreting of the position and angle of the sensor.

• The filter parameters of sound channel can be adjusted to select appropriate filter parameters to suppress environmental noise.

• Automatic gain function, magnetic field trigger gain automatic adjustment, more convenient fixed point.

• High performance anti noise monitoring headset.

• 800 × 480 high brightness color liquid crystal with brightness up to 800cd / m2, ensuring visibility in the sun.

• Built in large capacity lithium-ion battery power supply, USB interface charging.

• Small and portable, light weight.

2)   Equipment parameters

(1)    Acoustic magnetic synchronous fixed point function:                          

    i.    Sound channel

Bandwidth: All pass: 80Hz ~ 1500hz; low pass: 80Hz ~ 400Hz;

High pass: 200Hz ~ 1500hz; bandpass: 150Hz ~ 600Hz.

Maximum signal gain: ≥ 80dB.

Fixed point accuracy: 0.1M.

      ii. Magnetic channel: maximum signal gain > 80dB

(2)   Acoustic magnetic synchronous background noise reduction mode: support strong noise reduction, adaptive noise reduction, no noise reduction three modes.

(3)   Power Supply:

Battery: built in lithium-ion battery pack, nominal voltage 3.7V, capacity 6700mah, continuous use time > 9h.

Charger: input AC100 ~ 240V, 50 / 60Hz; output 5V / 2A

Charging time: < 5 hours

(4)   Display mode: 800 × 480 bright color LCD, visible in the sun

(5)   Volume: 230mm × 127mm × 55mm.

(6)   Mass: host 1kg; sensor 1.4kg

(7)   Service conditions: 

       temperature: - 10 ℃ ~ 40 ℃ 

       humidity 5 ~ 90% RH

       altitude < 4500m.

4. RDPD-3900 Intelligent Underground Pipeline Detector

RDPD-3900 Intelligent Underground Pipeline Detector is a lightweight, portable and intelligent path finding and tracking and depth detector for power cables (power failure / operation) and other metal pipelines.

1)  Functional features：

• Compass and direction display: visually display pipeline position and left and right direction.

• Tracking error prompt: current direction measurement, eliminate the interference of temporary line.

• Real time depth and current measurement.

• High performance transmitting calipers for coupling signals to running cables.

• Flexible caliper pipeline identification, the results are clear and reliable.

• High power transmitting, ultra-high sensitivity receiving.

• All digital processing, stable and reliable.

• Small and portable, light weight.

2)   Equipment parameters：

(1)    Transmitter:

Output mode: direct connection, calipers, radiation

Output frequency: 640hz, 1280hz, 10K, 33K, 82k, 197khz

Output power: 15W (max)

Impedance matching and protection: fully automatic

Display: high resolution 320 × 240 LCD

Power supply: lithium battery

(2)    Receiver:

Receiving mode: built in coil, flexible caliper, flexible caliper

Active receiving frequency: 640hz, 1280hz, 10K, 33K, 82k, 197khz

Passive receiving frequency: Power frequency (50 / 60Hz and its higher harmonics), RF

Display: high resolution 320 × 240 LCD

Power supply: lithium battery