Cable Test Van 10 kV

– engine: diesel, 2.2L TDCi

– engine power: 125 hp

– drive: all-wheel/front/rear

Van:

– interior lighting 220 V AC and 12 V DC;

– finishing of the interior with thermal insulating material and plastic panels;

– manufacturing of antistatic floor in the operator compartment;

– manufacturing of the floor made of special aluminum tread plates in the high-voltage compartment;

– installation of a protective transparent partition between the operator compartment and the high-voltage compartment, working table and swivel chair;

– cases for storing accessories;

– industrial computer;

– multifunctional device (copying+printing);

– special identification marks and inscriptions in accordance with the customer’s standards.

– Petrol generator 6 kVA;

– Roof conditioner.

Performance module NDE;

Power distribution module;

CU frame with panelling.

It performs switching of high-voltage leads TIM 6 50/70, as well as UP-7-05, GVI 20, inductive generator, reflection-coefficient meter and megohmmeter to a high-voltage shield cable.

Testing with increased alternating voltage with leakage test ranging 2 mA, 20 mA, 200 mA

Testing with increased rectified voltage with leakage test ranging 0.2 mA, 2 mA, 20 mA;

High voltage divider HVD;

I/O damping resistor;

Automatic I/O contactor;

Load transformer for low-voltage measurements 0-230-400V 1600VA;

Dividing control transformer.

Output frequency is 0.02…0.1 Hz in increments of 0.01 Hz (presetting 0.1 Hz) automatic frequency selection;

Resistance range is 0.1 M? … 5 G?;

Maximum output load (at maximum voltage) 0.5 μF @ 0.1 Hz @ 23 kV active (about 1500 m cable);*

1.0 μF @ 0.05 Hz @ 23 kV active (about 3000 m cable);*

2.5 μF @ 0.02 Hz @ 23 kV active (about 7600 m cable);*

12.0 μF @ is maximum possible with reduced frequency and voltage.

Output voltage taps Uхх, kV I short-circuit, А1 ~ 0.160 23.62 ~ 0.450 83 ~ 1.400 2.84 -5.5 0.85 -11 0.46 -22 0.2 ​​Power consumption – 4.4 kVA.

Time of continuous operation of the unit is unlimited.

Main electrical parameters of the burn-down module BD-60:

Maximum output voltage, kV 60 (analogue of the unit VPU 60)

Value:

Power supply voltage, 50 Hz (V) 220±22.

Parameters of the pulse wave generator:

Output voltage adjustment range is 0…5; 0…10; 0…20 kV;

Pulse repetition rate is 3-15 s;

Output voltage taps are 5, 10, 20 kV;

Maximum stored energy is 2000 J;

Maximum power consumed by the generator over the network is not more than 1.5 kVa;

Storage capacity is 4 x 40.0 µF;

Time of connecting the storage capacity to the cable line is 400 ms;

Time of continuous operation of the generator with a subsequent break is 1 hour, not more than 1 hour;

High-voltage pulse generator GVI-2000M.

– precise faultfinding in buried cables using induction and acoustic methods;

– finding the route and depth of underground cable lines and communications;

– finding the route and burial depth of underground current-carrying cables with the frequency of 50 Hz.

Features of the kit:

The generator has a microprocessor control, so it can be used in automated electrical laboratories, a mode of rapid automatic adjusting to the load, an indication of the installed modes and output parameters on a single vacuum-luminescent display.

Scope of application of the kit:

Urban, industrial, municipal power supply. Electric transport. Building and construction.

Specifications of the kit:

– maximum output power of the generator, 500 W;

– sensitivity of the receiver, 20 µV.

Measurement methods:

– pulse mode;

– pulse-arc mode (Arc Reflection);

– voltage wave method. Current wave method.

Main functions:

– measuring cable lengths;

– measuring distances to inhomogeneities of the impedance or damages using the pulse method;

– measuring the distance to the response from the burning arc using the pulse-arc method;

– measuring the distance to the breakdown spot using the oscillation discharge method (voltage and current wave methods);

– determination of the kind of damage;

– measuring the longitudinal shrinking ratio with a known length.

Measurement of loop impedance;

F-Z, F-N and F-F with calculation of short-circuit current;

Measurement of insulation resistance;

Measurement of earth resistance;

Checking the residual current devices;

Measurement of currents, including leakage currents;

Phase detection;

Memory for 800 measurement results.

Ability to perform all types of measurement of ground resistance using one device;

Significant time saving due to non-contact ground measurement without electrode pins;

Measuring is possible with soils having high resistance. Improved quality of measurement;

Excellent measurement accuracy and high resolution, 3 and 4 pole measurements;

Adjustable selection of the frequency of the test signal ranging from 41 to 512 Hz;

Wide measurement range from 0.01 Ohm to 100 kOhm;

Easy working with the device due to checking the installation of pins and indication of the interference voltage;

Automatic calculation of the ground resistivity.

External laboratory hook-ups are provided by means of a power cable, ground cable and high-voltage cable.

Cable drums VD 4.137.001

Drum with power cable, cable length is 30 m

Drum with ground cable, cable cross-section is 25 mm2, cable length is 30 m

Drum with high-voltage EPR shielded cable, cable length is 30 m.

Optional.

The system provides electric safety for laboratory personnel by means of:

– monitoring of the chassis potential (trip when the potential exceeds 24V);

– monitoring of the earth resistance (trip when the resistance exceeds 25 Ohm);

– control of the high-voltage compartment doors (trip with open doors);

– manual emergency trip STOP;

– automatic forced grounding of high-voltage test units and test units connected to them after completion of tests and in emergency cases;

– availability of a visual clearance device supplying voltage;

– sound and light signal supply when the laboratory is switched on.

Set of instruments and tools:

– first aid kit;

– dielectric boots;

– high-voltage viniplast terminal;

– protective orange hardhat;

– dielectric mat;

– set of driver’s tools;

– set of electrician’s tools;

– set of warning posters;

– carbon dioxide fire extinguisher OU-2 or powder fire extinguisher;

– insulating gloves;

– high-voltage insulating stand;

– high-voltage indicator UVNBU 6-35;

– low-voltage indicator;

– discharge device;

– tie pole SHO-15;

– earthing cone.

– passport for the laboratory LVI 2;

– warranty card;

– technical documentation for the car;

– documents for registration at State Traffic Safety Inspectorate;

– metrological certification of the laboratory.

The main goal of the workshop is to teach users how to operate the laboratory equipment properly. In the process of training, the customer’s specialists learn about the theoretical background of conducting high-voltage tests of power cable lines and methods of finding the damaged spots in them using equipment of LVI, as well as gain practical experience in working with the laboratory equipment. In case of large-scale supplies, the workshop is carried out at the enterprise of the laboratory user.

– support service is carried out at the service center in Moscow, Yaroslavl;

– warranty – 12 months;

– post warranty service for the entire service life;

– ability to upgrade the laboratory in operation.