Arc suppression coil automatic tracking grounding compensation device provides inductive current, cancels capacitive current when the system is grounded, reduces residual current at the grounding point, and effectively extinguishes the grounding point arc. Protect cable safety, improve the reliability of power supply equipment, and ensure the effective operation of electrical equipment.

Using the environment

● Altitude not more than 3000 meters (special requirements can be customized).

● The relative humidity of the air is not more than 90%, and there is no conductive dust.

● Free of gases and vapors that corrode metal and destroy insulation.

● Ambient temperature -20℃~+45℃, good ventilation.

● No danger of fire and explosion.

● No violent vibration and impact, vertical inclination does not exceed 5 degrees.

● Indoor or box transformer installation.

Performance indicators

● Applicable voltage grade: 6kV, 10kV, 35kV, 66kV.

● Maximum adjustment series: 25 (turns), 32 (volume).

● Capacitance current measurement error ≤2%.

● Single-phase grounding fault residual current ≤2A (adjust according to the grounding residual current setting value).

● Single-phase grounding fault compensation grid detuning ≤10% (according to the grounding residual current set value adjustment).

● Optional low current grounding line selection function.

Product features

● The controller adopts double CPU structure, powerful function, strong anti-interference ability, and has perfect software locking function. Friendly man-machine interface, touch screen design, simple and quick. Provides the grounding information recall function to analyze fault causes. It can meet the operation mode of two busbars.

Adjustable turn type arc suppression coil simple structure, convenient operation, low noise, easy operation and maintenance; Zero second response of compensating grounding capacitor current; Inductance current 30% ~ 100% rated output range.

● Capacity-adjusted arc suppression coil adopts thyristor technology, wide adjustment range, fast response speed, no transmission, rotation mechanism, no harmonic pollution without setting damping resistance output inductance current precision, small grounding residual current.