July 19, 2025

Transmission to Distribution: What 67kV Conversion Really Means

67kV conversion projects often look straightforward. Step down voltage. Feed distribution. Energize.

In reality, voltage conversion is a multi-layered integration challenge.

Without proper coordination, small oversights can create long-term reliability risks.

Protection & Coordination

Voltage conversion impacts:

  • Relay protection schemes
  • Breaker interrupting ratings
  • Grounding system design
  • Fault current calculations
  • Arc flash mitigation

Transmission energy behaves differently at distribution levels. Systems must adapt accordingly.

Load Balance & Stability

Improper conversion can lead to:

  • Voltage instability
  • Load imbalance
  • Transformer overheating
  • Protection miscoordination
  • Increased downtime risk

A conversion project must consider both current and projected demand growth.

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67kV conversion isn’t a simple voltage drop—it’s system intelligence in action.

At BDE, we approach conversion as a full integration strategy, not a hardware installation.