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RC FILTER BANKS

(DAMPING PHASE)

Transient Damping and Transformer Protection in MV Shunt Reactor Switching

RC filter bank systems are high-voltage transient suppression solutions designed specifically to suppress chopping currents and transient voltage fluctuations that occur during the commissioning or decommissioning of high-power shunt reactors.

Enersolix RC filter systems absorb high-frequency oscillations that may occur as a result of MV reactor switching;

  • It also protects the network.

  • It also isolates the tertiary windings of transformers from sudden voltage stresses.

What is it used for?

  • The MV shunt dampens chopping currents that occur during reactor switching on and off.

  • It suppresses insulation stresses caused by transient overvoltage.

  • It protects the tertiary windings of large-capacity transformers from high-frequency stresses.

  • Extends the dielectric life of system equipment.

  • It prevents arcing and resonance effects that may occur during switching.

Technical Specifications (General):

  • Voltage Level: 6.3kV – 36kV

  • RC Values: Application-specific calculated combinations of resistance and capacitance.

  • Installation: Metal enclosure panel mounting / open mounting.

  • Cooling: Natural air

  • Protection: Insurance / barometer system

  • Standards: IEC 60071-1, IEEE C57.16, IEC 62271-110, suitable for field transient analysis.

Application Areas:

  • MV shunt reactor switched systems

  • Tertiary winding protection in MV substations

  • Transient suppression solutions in medium voltage power plants.

  • Voltage regulation and balancing systems

  • Metal-enclosed medium voltage switchgear systems

Why Enersolix RC Filter Systems?

  • It dampens transients quickly and in a controlled manner.

  • It prevents the stress that chopping currents can create on transformers.

  • It ensures full system compatibility through application-based engineering design.

  • Maintenance-free, long-lasting and safe structure.

  • It can be integrated with MV shunt reactor compensation solutions.

Enersolix RC filter solutions neutralize high-frequency transient regimes in your medium voltage systems, extending equipment lifespan and minimizing the risk of failure.

Image by American Public Power Association

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