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Mobile laboratory for 0.4-10 kV cable lines and cable lines made of cross-linked polyethylene (ETL-10/SNH)

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Mobile laboratory for 0.4-10 kV cable lines and cable lines made of cross-linked polyethylene (ETL-10/SNH)
Manufacturer:
TEKHNO-AS
Location:
Kolomna
Laboratory equipment for 0.4-10 kV cable lines and cable lines made of cross-linked polyethylene (ETL-10/SNH)
1. Test facility
• – Maximum rectified voltage up to 70 kV;
• – Maximum AC voltage of the industrial frequency of 50 Hz to 50 kV.


2. SNCH test facility
• – Sinusoidal 0-24 kV peak, symmetrical (error ± 1%);
• – Rectangular 0-30 kV peak, symmetrical (error ± 1%);
• – Constant 0-30 kV of both polarities (error ± 1%);
• – Output current 0-30 mA resolution 1 ma (error ±1%);
• – Resistance range 0.1 Mohm -15 Mohm;
• – The frequency of the output signal is 0.01-1 Hz in increments of 0.01 Hz, automatic frequency selection.


3. Burning installation
• – Maximum voltage up to 30 kV;
• – Maximum current up to 80 A;
• – Working hours are not limited;
• – Switching of stages is carried out without breaking the arc at the time of switching;
• – The ability to start working from any stage of burning (when working with low–voltage cables);
- Built-in afterburning.


4. High voltage pulse generator
• – Output voltage 0...12 kV / 0...24 kV;
• – The pulse energy at each stage is 3000 J;
• – Built-in IDM for collaboration with the reflectometer.


5. Reflectometer
– Supports 3 methods of determining the location of damage:
• – By pulse reflectometry;
• – By the method of oscillatory discharge;
• – Pulse-arc method.


6. High-voltage cable detector
• – Determining the location and depth of the cable at a depth of up to 10 m;
• – Tracing at a distance of up to 10 km;
• – Search for live electrical cables;
• – Search for places where the pipeline and cable intersect;
• – Determining the places of damage to cable lines;
• – Site surveys before excavation;
• – Search for places of damage to the external insulation of the cable;
• – GPS\GLONASS coordinates recording and mapping of found communications;
• – Cable selection from the bundle;
• – Search for the place of damage by acoustic method.

7. Autonomous gasoline generator
• – Rated power 7.5 kVA.